/*********************************************************************
 *
 *  $Id: yocto_serialport.ts 75514 2026-08-13 07:24:08Z mvuilleu $
 *
 *  Implements the high-level API for SnoopingRecord functions
 *
 *  - - - - - - - - - License information: - - - - - - - - -
 *
 *  Copyright (C) 2011 and beyond by Yoctopuce Sarl, Switzerland.
 *
 *  Yoctopuce Sarl (hereafter Licensor) grants to you a perpetual
 *  non-exclusive license to use, modify, copy and integrate this
 *  file into your software for the sole purpose of interfacing
 *  with Yoctopuce products.
 *
 *  You may reproduce and distribute copies of this file in
 *  source or object form, as long as the sole purpose of this
 *  code is to interface with Yoctopuce products. You must retain
 *  this notice in the distributed source file.
 *
 *  You should refer to Yoctopuce General Terms and Conditions
 *  for additional information regarding your rights and
 *  obligations.
 *
 *  THE SOFTWARE AND DOCUMENTATION ARE PROVIDED 'AS IS' WITHOUT
 *  WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING
 *  WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, FITNESS
 *  FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO
 *  EVENT SHALL LICENSOR BE LIABLE FOR ANY INCIDENTAL, SPECIAL,
 *  INDIRECT OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA,
 *  COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY OR
 *  SERVICES, ANY CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT
 *  LIMITED TO ANY DEFENSE THEREOF), ANY CLAIMS FOR INDEMNITY OR
 *  CONTRIBUTION, OR OTHER SIMILAR COSTS, WHETHER ASSERTED ON THE
 *  BASIS OF CONTRACT, TORT (INCLUDING NEGLIGENCE), BREACH OF
 *  WARRANTY, OR OTHERWISE.
 *
 *********************************************************************/
import { YAPI, YAPIContext, YFunction } from './yocto_api.js';
//--- (generated code: YSnoopingRecord class start)
/**
 * YSnoopingRecord Class: Intercepted serial message description, returned by serialPort.snoopMessages method
 *
 *
 */
//--- (end of generated code: YSnoopingRecord class start)
export class YSnoopingRecord {
    // API symbols as static members
    //--- (end of generated code: YSnoopingRecord attributes declaration)
    constructor(str_json) {
        //--- (generated code: YSnoopingRecord attributes declaration)
        this._tim = 0;
        this._pos = 0;
        this._dir = 0;
        this._msg = '';
        //--- (generated code: YSnoopingRecord constructor)
        //--- (end of generated code: YSnoopingRecord constructor)
        if (typeof str_json !== 'string') {
            str_json = YAPI.imm_bin2str(str_json);
        }
        const loadval = JSON.parse(str_json);
        this._tim = loadval.t;
        this._pos = loadval.p;
        this._dir = (loadval.m[0] == '<' ? 1 : 0);
        this._msg = loadval.m.slice(1);
    }
    //--- (generated code: YSnoopingRecord implementation)
    /**
     * Returns the elapsed time, in ms, since the beginning of the preceding message.
     *
     * @return the elapsed time, in ms, since the beginning of the preceding message.
     */
    get_time() {
        return this._tim;
    }
    /**
     * Returns the absolute position of the message end.
     *
     * @return the absolute position of the message end.
     */
    get_pos() {
        return this._pos;
    }
    /**
     * Returns the message direction (RX=0, TX=1).
     *
     * @return the message direction (RX=0, TX=1).
     */
    get_direction() {
        return this._dir;
    }
    /**
     * Returns the message content.
     *
     * @return the message content.
     */
    get_message() {
        return this._msg;
    }
}
//--- (generated code: YSerialPort class start)
/**
 * YSerialPort Class: serial port control interface, available for instance in the Yocto-RS232, the
 * Yocto-RS485-V2 or the Yocto-Serial
 *
 * The YSerialPort class allows you to fully drive a Yoctopuce serial port.
 * It can be used to send and receive data, and to configure communication
 * parameters (baud rate, bit count, parity, flow control and protocol).
 * Note that Yoctopuce serial ports are not exposed as virtual COM ports.
 * They are meant to be used in the same way as all Yoctopuce devices.
 */
//--- (end of generated code: YSerialPort class start)
/** @extends {YFunction} **/
export class YSerialPort extends YFunction {
    //--- (end of generated code: YSerialPort attributes declaration)
    constructor(yapi, func) {
        //--- (generated code: YSerialPort constructor)
        super(yapi, func);
        this._rxCount = YSerialPort.RXCOUNT_INVALID;
        this._txCount = YSerialPort.TXCOUNT_INVALID;
        this._errCount = YSerialPort.ERRCOUNT_INVALID;
        this._rxMsgCount = YSerialPort.RXMSGCOUNT_INVALID;
        this._txMsgCount = YSerialPort.TXMSGCOUNT_INVALID;
        this._lastMsg = YSerialPort.LASTMSG_INVALID;
        this._currentJob = YSerialPort.CURRENTJOB_INVALID;
        this._startupJob = YSerialPort.STARTUPJOB_INVALID;
        this._jobMaxTask = YSerialPort.JOBMAXTASK_INVALID;
        this._jobMaxSize = YSerialPort.JOBMAXSIZE_INVALID;
        this._command = YSerialPort.COMMAND_INVALID;
        this._protocol = YSerialPort.PROTOCOL_INVALID;
        this._voltageLevel = YSerialPort.VOLTAGELEVEL_INVALID;
        this._serialMode = YSerialPort.SERIALMODE_INVALID;
        this._valueCallbackSerialPort = null;
        this._rxptr = 0;
        this._rxbuff = new Uint8Array(0);
        this._rxbuffptr = 0;
        this._eventPos = 0;
        this._eventCallback = null;
        this._xyproto = '';
        this._xyfname = '';
        this._xyfdata = new Uint8Array(0);
        this._xytotal = 0;
        this._xysent = 0;
        // API symbols as object properties
        this.RXCOUNT_INVALID = YAPI.INVALID_UINT;
        this.TXCOUNT_INVALID = YAPI.INVALID_UINT;
        this.ERRCOUNT_INVALID = YAPI.INVALID_UINT;
        this.RXMSGCOUNT_INVALID = YAPI.INVALID_UINT;
        this.TXMSGCOUNT_INVALID = YAPI.INVALID_UINT;
        this.LASTMSG_INVALID = YAPI.INVALID_STRING;
        this.CURRENTJOB_INVALID = YAPI.INVALID_STRING;
        this.STARTUPJOB_INVALID = YAPI.INVALID_STRING;
        this.JOBMAXTASK_INVALID = YAPI.INVALID_UINT;
        this.JOBMAXSIZE_INVALID = YAPI.INVALID_UINT;
        this.COMMAND_INVALID = YAPI.INVALID_STRING;
        this.PROTOCOL_INVALID = YAPI.INVALID_STRING;
        this.VOLTAGELEVEL_OFF = 0;
        this.VOLTAGELEVEL_TTL3V = 1;
        this.VOLTAGELEVEL_TTL3VR = 2;
        this.VOLTAGELEVEL_TTL5V = 3;
        this.VOLTAGELEVEL_TTL5VR = 4;
        this.VOLTAGELEVEL_RS232 = 5;
        this.VOLTAGELEVEL_RS485 = 6;
        this.VOLTAGELEVEL_TTL1V8 = 7;
        this.VOLTAGELEVEL_SDI12 = 8;
        this.VOLTAGELEVEL_INVALID = -1;
        this.SERIALMODE_INVALID = YAPI.INVALID_STRING;
        this._className = 'SerialPort';
        //--- (end of generated code: YSerialPort constructor)
    }
    //--- (generated code: YSerialPort implementation)
    imm_parseAttr(name, val) {
        switch (name) {
            case 'rxCount':
                this._rxCount = val;
                return 1;
            case 'txCount':
                this._txCount = val;
                return 1;
            case 'errCount':
                this._errCount = val;
                return 1;
            case 'rxMsgCount':
                this._rxMsgCount = val;
                return 1;
            case 'txMsgCount':
                this._txMsgCount = val;
                return 1;
            case 'lastMsg':
                this._lastMsg = val;
                return 1;
            case 'currentJob':
                this._currentJob = val;
                return 1;
            case 'startupJob':
                this._startupJob = val;
                return 1;
            case 'jobMaxTask':
                this._jobMaxTask = val;
                return 1;
            case 'jobMaxSize':
                this._jobMaxSize = val;
                return 1;
            case 'command':
                this._command = val;
                return 1;
            case 'protocol':
                this._protocol = val;
                return 1;
            case 'voltageLevel':
                this._voltageLevel = val;
                return 1;
            case 'serialMode':
                this._serialMode = val;
                return 1;
        }
        return super.imm_parseAttr(name, val);
    }
    async _internalEventCallback(YSerialPort_obj, str_value) {
        await YSerialPort_obj._internalEventHandler(str_value);
    }
    /**
     * Returns the total number of bytes received since last reset.
     *
     * @return an integer corresponding to the total number of bytes received since last reset
     *
     * On failure, throws an exception or returns YSerialPort.RXCOUNT_INVALID.
     */
    async get_rxCount() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.RXCOUNT_INVALID;
            }
        }
        res = this._rxCount;
        return res;
    }
    /**
     * Returns the total number of bytes transmitted since last reset.
     *
     * @return an integer corresponding to the total number of bytes transmitted since last reset
     *
     * On failure, throws an exception or returns YSerialPort.TXCOUNT_INVALID.
     */
    async get_txCount() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.TXCOUNT_INVALID;
            }
        }
        res = this._txCount;
        return res;
    }
    /**
     * Returns the total number of communication errors detected since last reset.
     *
     * @return an integer corresponding to the total number of communication errors detected since last reset
     *
     * On failure, throws an exception or returns YSerialPort.ERRCOUNT_INVALID.
     */
    async get_errCount() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.ERRCOUNT_INVALID;
            }
        }
        res = this._errCount;
        return res;
    }
    /**
     * Returns the total number of messages received since last reset.
     *
     * @return an integer corresponding to the total number of messages received since last reset
     *
     * On failure, throws an exception or returns YSerialPort.RXMSGCOUNT_INVALID.
     */
    async get_rxMsgCount() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.RXMSGCOUNT_INVALID;
            }
        }
        res = this._rxMsgCount;
        return res;
    }
    /**
     * Returns the total number of messages send since last reset.
     *
     * @return an integer corresponding to the total number of messages send since last reset
     *
     * On failure, throws an exception or returns YSerialPort.TXMSGCOUNT_INVALID.
     */
    async get_txMsgCount() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.TXMSGCOUNT_INVALID;
            }
        }
        res = this._txMsgCount;
        return res;
    }
    /**
     * Returns the latest message fully received (for Line, Frame and Modbus protocols).
     *
     * @return a string corresponding to the latest message fully received (for Line, Frame and Modbus protocols)
     *
     * On failure, throws an exception or returns YSerialPort.LASTMSG_INVALID.
     */
    async get_lastMsg() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.LASTMSG_INVALID;
            }
        }
        res = this._lastMsg;
        return res;
    }
    /**
     * Returns the name of the job file currently in use.
     *
     * @return a string corresponding to the name of the job file currently in use
     *
     * On failure, throws an exception or returns YSerialPort.CURRENTJOB_INVALID.
     */
    async get_currentJob() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.CURRENTJOB_INVALID;
            }
        }
        res = this._currentJob;
        return res;
    }
    /**
     * Selects a job file to run immediately. If an empty string is
     * given as argument, stops running current job file.
     *
     * @param newval : a string
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async set_currentJob(newval) {
        let rest_val;
        rest_val = String(newval);
        return await this._setAttr('currentJob', rest_val);
    }
    /**
     * Returns the job file to use when the device is powered on.
     *
     * @return a string corresponding to the job file to use when the device is powered on
     *
     * On failure, throws an exception or returns YSerialPort.STARTUPJOB_INVALID.
     */
    async get_startupJob() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.STARTUPJOB_INVALID;
            }
        }
        res = this._startupJob;
        return res;
    }
    /**
     * Changes the job to use when the device is powered on.
     * Remember to call the saveToFlash() method of the module if the
     * modification must be kept.
     *
     * @param newval : a string corresponding to the job to use when the device is powered on
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async set_startupJob(newval) {
        let rest_val;
        rest_val = String(newval);
        return await this._setAttr('startupJob', rest_val);
    }
    /**
     * Returns the maximum number of tasks in a job that the device can handle.
     *
     * @return an integer corresponding to the maximum number of tasks in a job that the device can handle
     *
     * On failure, throws an exception or returns YSerialPort.JOBMAXTASK_INVALID.
     */
    async get_jobMaxTask() {
        let res;
        if (this._cacheExpiration == 0) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.JOBMAXTASK_INVALID;
            }
        }
        res = this._jobMaxTask;
        return res;
    }
    /**
     * Returns maximum size allowed for job files.
     *
     * @return an integer corresponding to maximum size allowed for job files
     *
     * On failure, throws an exception or returns YSerialPort.JOBMAXSIZE_INVALID.
     */
    async get_jobMaxSize() {
        let res;
        if (this._cacheExpiration == 0) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.JOBMAXSIZE_INVALID;
            }
        }
        res = this._jobMaxSize;
        return res;
    }
    async get_command() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.COMMAND_INVALID;
            }
        }
        res = this._command;
        return res;
    }
    async set_command(newval) {
        let rest_val;
        rest_val = String(newval);
        return await this._setAttr('command', rest_val);
    }
    /**
     * Returns the type of protocol used over the serial line, as a string.
     * Possible values are "Line" for ASCII messages separated by CR and/or LF,
     * "StxEtx" for ASCII messages delimited by STX/ETX codes,
     * "Frame:[timeout]ms" for binary messages separated by a delay time,
     * "Modbus-ASCII" for MODBUS messages in ASCII mode,
     * "Modbus-RTU" for MODBUS messages in RTU mode,
     * "Wiegand-ASCII" for Wiegand messages in ASCII mode,
     * "Wiegand-26","Wiegand-34", etc for Wiegand messages in byte mode,
     * "Char" for a continuous ASCII stream or
     * "Byte" for a continuous binary stream.
     *
     * @return a string corresponding to the type of protocol used over the serial line, as a string
     *
     * On failure, throws an exception or returns YSerialPort.PROTOCOL_INVALID.
     */
    async get_protocol() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.PROTOCOL_INVALID;
            }
        }
        res = this._protocol;
        return res;
    }
    /**
     * Changes the type of protocol used over the serial line.
     * Possible values are "Line" for ASCII messages separated by CR and/or LF,
     * "StxEtx" for ASCII messages delimited by STX/ETX codes,
     * "Frame:[timeout]ms" for binary messages separated by a delay time,
     * "Modbus-ASCII" for MODBUS messages in ASCII mode,
     * "Modbus-RTU" for MODBUS messages in RTU mode,
     * "Wiegand-ASCII" for Wiegand messages in ASCII mode,
     * "Wiegand-26","Wiegand-34", etc for Wiegand messages in byte mode,
     * "Char" for a continuous ASCII stream or
     * "Byte" for a continuous binary stream.
     * The suffix "/[wait]ms" can be added to reduce the transmit rate so that there
     * is always at lest the specified number of milliseconds between each bytes sent.
     * Remember to call the saveToFlash() method of the module if the
     * modification must be kept.
     *
     * @param newval : a string corresponding to the type of protocol used over the serial line
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async set_protocol(newval) {
        let rest_val;
        rest_val = String(newval);
        return await this._setAttr('protocol', rest_val);
    }
    /**
     * Returns the voltage level used on the serial line.
     *
     * @return a value among YSerialPort.VOLTAGELEVEL_OFF, YSerialPort.VOLTAGELEVEL_TTL3V,
     * YSerialPort.VOLTAGELEVEL_TTL3VR, YSerialPort.VOLTAGELEVEL_TTL5V, YSerialPort.VOLTAGELEVEL_TTL5VR,
     * YSerialPort.VOLTAGELEVEL_RS232, YSerialPort.VOLTAGELEVEL_RS485, YSerialPort.VOLTAGELEVEL_TTL1V8 and
     * YSerialPort.VOLTAGELEVEL_SDI12 corresponding to the voltage level used on the serial line
     *
     * On failure, throws an exception or returns YSerialPort.VOLTAGELEVEL_INVALID.
     */
    async get_voltageLevel() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.VOLTAGELEVEL_INVALID;
            }
        }
        res = this._voltageLevel;
        return res;
    }
    /**
     * Changes the voltage type used on the serial line. Valid
     * values  will depend on the Yoctopuce device model featuring
     * the serial port feature.  Check your device documentation
     * to find out which values are valid for that specific model.
     * Trying to set an invalid value will have no effect.
     * Remember to call the saveToFlash() method of the module if the
     * modification must be kept.
     *
     * @param newval : a value among YSerialPort.VOLTAGELEVEL_OFF, YSerialPort.VOLTAGELEVEL_TTL3V,
     * YSerialPort.VOLTAGELEVEL_TTL3VR, YSerialPort.VOLTAGELEVEL_TTL5V, YSerialPort.VOLTAGELEVEL_TTL5VR,
     * YSerialPort.VOLTAGELEVEL_RS232, YSerialPort.VOLTAGELEVEL_RS485, YSerialPort.VOLTAGELEVEL_TTL1V8 and
     * YSerialPort.VOLTAGELEVEL_SDI12 corresponding to the voltage type used on the serial line
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async set_voltageLevel(newval) {
        let rest_val;
        rest_val = String(newval);
        return await this._setAttr('voltageLevel', rest_val);
    }
    /**
     * Returns the serial port communication parameters, as a string such as
     * "9600,8N1". The string includes the baud rate, the number of data bits,
     * the parity, and the number of stop bits. An optional suffix is included
     * if flow control is active: "CtsRts" for hardware handshake, "XOnXOff"
     * for logical flow control and "Simplex" for acquiring a shared bus using
     * the RTS line (as used by some RS485 adapters for instance).
     *
     * @return a string corresponding to the serial port communication parameters, as a string such as
     *         "9600,8N1"
     *
     * On failure, throws an exception or returns YSerialPort.SERIALMODE_INVALID.
     */
    async get_serialMode() {
        let res;
        if (this._cacheExpiration <= this._yapi.GetTickCount()) {
            if (await this.load(this._yapi.defaultCacheValidity) != this._yapi.SUCCESS) {
                return YSerialPort.SERIALMODE_INVALID;
            }
        }
        res = this._serialMode;
        return res;
    }
    /**
     * Changes the serial port communication parameters, with a string such as
     * "9600,8N1". The string includes the baud rate, the number of data bits,
     * the parity, and the number of stop bits. An optional suffix can be added
     * to enable flow control: "CtsRts" for hardware handshake, "XOnXOff"
     * for logical flow control and "Simplex" for acquiring a shared bus using
     * the RTS line (as used by some RS485 adapters for instance).
     * Remember to call the saveToFlash() method of the module if the
     * modification must be kept.
     *
     * @param newval : a string corresponding to the serial port communication parameters, with a string such as
     *         "9600,8N1"
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async set_serialMode(newval) {
        let rest_val;
        rest_val = String(newval);
        return await this._setAttr('serialMode', rest_val);
    }
    /**
     * Retrieves a serial port for a given identifier.
     * The identifier can be specified using several formats:
     *
     * - FunctionLogicalName
     * - ModuleSerialNumber.FunctionIdentifier
     * - ModuleSerialNumber.FunctionLogicalName
     * - ModuleLogicalName.FunctionIdentifier
     * - ModuleLogicalName.FunctionLogicalName
     *
     *
     * This function does not require that the serial port is online at the time
     * it is invoked. The returned object is nevertheless valid.
     * Use the method YSerialPort.isOnline() to test if the serial port is
     * indeed online at a given time. In case of ambiguity when looking for
     * a serial port by logical name, no error is notified: the first instance
     * found is returned. The search is performed first by hardware name,
     * then by logical name.
     *
     * If a call to this object's is_online() method returns FALSE although
     * you are certain that the matching device is plugged, make sure that you did
     * call registerHub() at application initialization time.
     *
     * @param func : a string that uniquely characterizes the serial port, for instance
     *         RS232MK1.serialPort.
     *
     * @return a YSerialPort object allowing you to drive the serial port.
     */
    static FindSerialPort(func) {
        let obj;
        obj = YFunction._FindFromCache('SerialPort', func);
        if (obj == null) {
            obj = new YSerialPort(YAPI, func);
            YFunction._AddToCache('SerialPort', func, obj);
        }
        return obj;
    }
    /**
     * Retrieves a serial port for a given identifier in a YAPI context.
     * The identifier can be specified using several formats:
     *
     * - FunctionLogicalName
     * - ModuleSerialNumber.FunctionIdentifier
     * - ModuleSerialNumber.FunctionLogicalName
     * - ModuleLogicalName.FunctionIdentifier
     * - ModuleLogicalName.FunctionLogicalName
     *
     *
     * This function does not require that the serial port is online at the time
     * it is invoked. The returned object is nevertheless valid.
     * Use the method YSerialPort.isOnline() to test if the serial port is
     * indeed online at a given time. In case of ambiguity when looking for
     * a serial port by logical name, no error is notified: the first instance
     * found is returned. The search is performed first by hardware name,
     * then by logical name.
     *
     * @param yctx : a YAPI context
     * @param func : a string that uniquely characterizes the serial port, for instance
     *         RS232MK1.serialPort.
     *
     * @return a YSerialPort object allowing you to drive the serial port.
     */
    static FindSerialPortInContext(yctx, func) {
        let obj;
        obj = YFunction._FindFromCacheInContext(yctx, 'SerialPort', func);
        if (obj == null) {
            obj = new YSerialPort(yctx, func);
            YFunction._AddToCache('SerialPort', func, obj);
        }
        return obj;
    }
    /**
     * Registers the callback function that is invoked on every change of advertised value.
     * The callback is then invoked only during the execution of ySleep or yHandleEvents.
     * This provides control over the time when the callback is triggered. For good responsiveness,
     * remember to call one of these two functions periodically. The callback is called once juste after beeing
     * registered, passing the current advertised value  of the function, provided that it is not an empty string.
     * To unregister a callback, pass a null pointer as argument.
     *
     * @param callback : the callback function to call, or a null pointer. The callback function should take two
     *         arguments: the function object of which the value has changed, and the character string describing
     *         the new advertised value.
     * @noreturn
     */
    async registerValueCallback(callback) {
        let val;
        if (callback != null) {
            await YFunction._UpdateValueCallbackList(this, true);
        }
        else {
            await YFunction._UpdateValueCallbackList(this, false);
        }
        this._valueCallbackSerialPort = callback;
        // Immediately invoke value callback with current value
        if (callback != null && await this.isOnline()) {
            val = this._advertisedValue;
            if (!(val == '')) {
                await this._invokeValueCallback(val);
            }
        }
        return 0;
    }
    async _invokeValueCallback(value) {
        if (this._valueCallbackSerialPort != null) {
            try {
                await this._valueCallbackSerialPort(this, value);
            }
            catch (e) {
                this._yapi.imm_log('Exception in valueCallback:', e);
            }
        }
        else {
            await super._invokeValueCallback(value);
        }
        return 0;
    }
    async sendCommand(text) {
        return await this.set_command(text);
    }
    /**
     * Reads a single line (or message) from the receive buffer, starting at current stream position.
     * This function is intended to be used when the serial port is configured for a message protocol,
     * such as 'Line' mode or frame protocols.
     *
     * If data at current stream position is not available anymore in the receive buffer,
     * the function returns the oldest available line and moves the stream position just after.
     * If no new full line is received, the function returns an empty line.
     *
     * @return a string with a single line of text
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async readLine() {
        let url;
        let msgbin;
        let msgarr = [];
        let msglen;
        let res;
        url = 'rxmsg.json?pos=' + String(Math.round(this._rxptr)) + '&len=1&maxw=1';
        msgbin = await this._download(url);
        msgarr = this.imm_json_get_array(msgbin);
        msglen = msgarr.length;
        if (msglen == 0) {
            return '';
        }
        // last element of array is the new position
        msglen = msglen - 1;
        this._rxptr = this.imm_decode_json_int(msgarr[msglen]);
        if (msglen == 0) {
            return '';
        }
        res = this.imm_json_get_string(msgarr[0]);
        return res;
    }
    /**
     * Searches for incoming messages in the serial port receive buffer matching a given pattern,
     * starting at current position. This function will only compare and return printable characters
     * in the message strings. Binary protocols are handled as hexadecimal strings.
     *
     * The search returns all messages matching the expression provided as argument in the buffer.
     * If no matching message is found, the search waits for one up to the specified maximum timeout
     * (in milliseconds).
     *
     * @param pattern : a limited regular expression describing the expected message format,
     *         or an empty string if all messages should be returned (no filtering).
     *         When using binary protocols, the format applies to the hexadecimal
     *         representation of the message.
     * @param maxWait : the maximum number of milliseconds to wait for a message if none is found
     *         in the receive buffer.
     *
     * @return an array of strings containing the messages found, if any.
     *         Binary messages are converted to hexadecimal representation.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async readMessages(pattern, maxWait) {
        let url;
        let msgbin;
        let msgarr = [];
        let msglen;
        let res = [];
        let idx;
        url = 'rxmsg.json?pos=' + String(Math.round(this._rxptr)) + '&maxw=' + String(Math.round(maxWait)) + '&pat=' + pattern;
        msgbin = await this._download(url);
        msgarr = this.imm_json_get_array(msgbin);
        msglen = msgarr.length;
        if (msglen == 0) {
            return res;
        }
        // last element of array is the new position
        msglen = msglen - 1;
        this._rxptr = this.imm_decode_json_int(msgarr[msglen]);
        idx = 0;
        while (idx < msglen) {
            res.push(this.imm_json_get_string(msgarr[idx]));
            idx = idx + 1;
        }
        return res;
    }
    /**
     * Changes the current internal stream position to the specified value. This function
     * does not affect the device, it only changes the value stored in the API object
     * for the next read operations.
     *
     * @param absPos : the absolute position index for next read operations.
     *
     * @return nothing.
     */
    async read_seek(absPos) {
        this._rxptr = absPos;
        return this._yapi.SUCCESS;
    }
    /**
     * Returns the current absolute stream position pointer of the API object.
     *
     * @return the absolute position index for next read operations.
     */
    async read_tell() {
        return this._rxptr;
    }
    /**
     * Returns the number of bytes available to read in the input buffer starting from the
     * current absolute stream position pointer of the API object.
     *
     * @return the number of bytes available to read
     */
    async read_avail() {
        let availPosStr;
        let atPos;
        let res;
        let databin;
        databin = await this._download('rxcnt.bin?pos=' + String(Math.round(this._rxptr)));
        availPosStr = this._yapi.imm_bin2str(databin);
        atPos = (availPosStr).indexOf('@');
        res = YAPIContext.imm_atoi(availPosStr.substr(0, atPos));
        return res;
    }
    async end_tell() {
        let availPosStr;
        let atPos;
        let res;
        let databin;
        databin = await this._download('rxcnt.bin?pos=' + String(Math.round(this._rxptr)));
        availPosStr = this._yapi.imm_bin2str(databin);
        atPos = (availPosStr).indexOf('@');
        res = YAPIContext.imm_atoi(availPosStr.substr(atPos + 1, (availPosStr).length - atPos - 1));
        return res;
    }
    /**
     * Sends a text line query to the serial port, and reads the reply, if any.
     * This function is intended to be used when the serial port is configured for 'Line' protocol.
     *
     * @param query : the line query to send (without CR/LF)
     * @param maxWait : the maximum number of milliseconds to wait for a reply.
     *
     * @return the next text line received after sending the text query, as a string.
     *         Additional lines can be obtained by calling readLine or readMessages.
     *
     * On failure, throws an exception or returns an empty string.
     */
    async queryLine(query, maxWait) {
        let prevpos;
        let url;
        let msgbin;
        let msgarr = [];
        let msglen;
        let res;
        if ((query).length <= 80) {
            // fast query
            url = 'rxmsg.json?len=1&maxw=' + String(Math.round(maxWait)) + '&cmd=!' + this.imm_escapeAttr(query);
        }
        else {
            // long query
            prevpos = await this.end_tell();
            await this._upload('txdata', this._yapi.imm_str2bin(query + '\r\n'));
            url = 'rxmsg.json?len=1&maxw=' + String(Math.round(maxWait)) + '&pos=' + String(Math.round(prevpos));
        }
        msgbin = await this._download(url);
        msgarr = this.imm_json_get_array(msgbin);
        msglen = msgarr.length;
        if (msglen == 0) {
            return '';
        }
        // last element of array is the new position
        msglen = msglen - 1;
        this._rxptr = this.imm_decode_json_int(msgarr[msglen]);
        if (msglen == 0) {
            return '';
        }
        res = this.imm_json_get_string(msgarr[0]);
        return res;
    }
    /**
     * Sends a binary message to the serial port, and reads the reply, if any.
     * This function is intended to be used when the serial port is configured for
     * Frame-based protocol.
     *
     * @param hexString : the message to send, coded in hexadecimal
     * @param maxWait : the maximum number of milliseconds to wait for a reply.
     *
     * @return the next frame received after sending the message, as a hex string.
     *         Additional frames can be obtained by calling readHex or readMessages.
     *
     * On failure, throws an exception or returns an empty string.
     */
    async queryHex(hexString, maxWait) {
        let prevpos;
        let url;
        let msgbin;
        let msgarr = [];
        let msglen;
        let res;
        if ((hexString).length <= 80) {
            // fast query
            url = 'rxmsg.json?len=1&maxw=' + String(Math.round(maxWait)) + '&cmd=$' + hexString;
        }
        else {
            // long query
            prevpos = await this.end_tell();
            await this._upload('txdata', this._yapi.imm_hexstr2bin(hexString));
            url = 'rxmsg.json?len=1&maxw=' + String(Math.round(maxWait)) + '&pos=' + String(Math.round(prevpos));
        }
        msgbin = await this._download(url);
        msgarr = this.imm_json_get_array(msgbin);
        msglen = msgarr.length;
        if (msglen == 0) {
            return '';
        }
        // last element of array is the new position
        msglen = msglen - 1;
        this._rxptr = this.imm_decode_json_int(msgarr[msglen]);
        if (msglen == 0) {
            return '';
        }
        res = this.imm_json_get_string(msgarr[0]);
        return res;
    }
    /**
     * Saves the job definition string (JSON data) into a job file.
     * The job file can be later enabled using selectJob().
     *
     * @param jobfile : name of the job file to save on the device filesystem
     * @param jsonDef : a string containing a JSON definition of the job
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async uploadJob(jobfile, jsonDef) {
        await this._upload(jobfile, this._yapi.imm_str2bin(jsonDef));
        return this._yapi.SUCCESS;
    }
    /**
     * Load and start processing the specified job file. The file must have
     * been previously created using the user interface or uploaded on the
     * device filesystem using the uploadJob() function.
     *
     * @param jobfile : name of the job file (on the device filesystem)
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async selectJob(jobfile) {
        return await this.set_currentJob(jobfile);
    }
    /**
     * Clears the serial port buffer and resets counters to zero.
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async reset() {
        this._eventPos = 0;
        this._rxptr = 0;
        this._rxbuffptr = 0;
        this._rxbuff = new Uint8Array(0);
        return await this.sendCommand('Z');
    }
    /**
     * Sends a single byte to the serial port.
     *
     * @param code : the byte to send
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeByte(code) {
        return await this.sendCommand('$' + ('00' + (code).toString(16)).slice(-2).toUpperCase());
    }
    /**
     * Sends an ASCII string to the serial port, as is.
     *
     * @param text : the text string to send
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeStr(text) {
        let buff;
        let bufflen;
        let idx;
        let ch;
        buff = this._yapi.imm_str2bin(text);
        bufflen = (buff).length;
        if (bufflen < 100) {
            // if string is pure text, we can send it as a simple command (faster)
            ch = 0x20;
            idx = 0;
            while ((idx < bufflen) && (ch != 0)) {
                ch = buff[idx];
                if ((ch >= 0x20) && (ch < 0x7f)) {
                    idx = idx + 1;
                }
                else {
                    ch = 0;
                }
            }
            if (idx >= bufflen) {
                return await this.sendCommand('+' + text);
            }
        }
        // send string using file upload
        return await this._upload('txdata', buff);
    }
    /**
     * Sends a binary buffer to the serial port, as is.
     *
     * @param buff : the binary buffer to send
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeBin(buff) {
        return await this._upload('txdata', buff);
    }
    /**
     * Sends a byte sequence (provided as a list of bytes) to the serial port.
     *
     * @param byteList : a list of byte codes
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeArray(byteList) {
        let buff;
        let bufflen;
        let idx;
        let hexb;
        let res;
        bufflen = byteList.length;
        buff = new Uint8Array(bufflen);
        idx = 0;
        while (idx < bufflen) {
            hexb = byteList[idx];
            buff.set([hexb], idx);
            idx = idx + 1;
        }
        res = await this._upload('txdata', buff);
        return res;
    }
    /**
     * Sends a byte sequence (provided as a hexadecimal string) to the serial port.
     *
     * @param hexString : a string of hexadecimal byte codes
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeHex(hexString) {
        let buff;
        let bufflen;
        let idx;
        let hexb;
        let res;
        bufflen = (hexString).length;
        if (bufflen < 100) {
            return await this.sendCommand('$' + hexString);
        }
        bufflen = (bufflen >> 1);
        buff = new Uint8Array(bufflen);
        idx = 0;
        while (idx < bufflen) {
            hexb = parseInt(hexString.substr(2 * idx, 2), 16);
            buff.set([hexb], idx);
            idx = idx + 1;
        }
        res = await this._upload('txdata', buff);
        return res;
    }
    /**
     * Sends an ASCII string to the serial port, followed by a line break (CR LF).
     *
     * @param text : the text string to send
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeLine(text) {
        let buff;
        let bufflen;
        let idx;
        let ch;
        buff = this._yapi.imm_str2bin(text + '\r\n');
        bufflen = (buff).length - 2;
        if (bufflen < 100) {
            // if string is pure text, we can send it as a simple command (faster)
            ch = 0x20;
            idx = 0;
            while ((idx < bufflen) && (ch != 0)) {
                ch = buff[idx];
                if ((ch >= 0x20) && (ch < 0x7f)) {
                    idx = idx + 1;
                }
                else {
                    ch = 0;
                }
            }
            if (idx >= bufflen) {
                return await this.sendCommand('!' + text);
            }
        }
        // send string using file upload
        return await this._upload('txdata', buff);
    }
    /**
     * Reads one byte from the receive buffer, starting at current stream position.
     * If data at current stream position is not available anymore in the receive buffer,
     * or if there is no data available yet, the function returns YAPI.NO_MORE_DATA.
     *
     * @return the next byte
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async readByte() {
        let currpos;
        let reqlen;
        let buff;
        let bufflen;
        let mult;
        let endpos;
        let res;
        // first check if we have the requested character in the look-ahead buffer
        bufflen = (this._rxbuff).length;
        if ((this._rxptr >= this._rxbuffptr) && (this._rxptr < this._rxbuffptr + bufflen)) {
            res = this._rxbuff[this._rxptr - this._rxbuffptr];
            this._rxptr = this._rxptr + 1;
            return res;
        }
        // try to preload more than one byte to speed-up byte-per-byte access
        currpos = this._rxptr;
        reqlen = 1024;
        buff = await this.readBin(reqlen);
        bufflen = (buff).length;
        if ((bufflen > 0) && (this._rxptr == currpos + bufflen)) {
            // up to 1024 bytes in buffer, all in direction Rx
            res = buff[0];
            this._rxptr = currpos + 1;
            this._rxbuffptr = currpos;
            this._rxbuff = buff;
            return res;
        }
        // mixed bidirectional data, retry with a smaller block
        this._rxptr = currpos;
        reqlen = 16;
        buff = await this.readBin(reqlen);
        bufflen = (buff).length;
        if ((bufflen > 0) && (this._rxptr == currpos + bufflen)) {
            // up to 16 bytes in buffer, all in direction Rx
            res = buff[0];
            this._rxptr = currpos + 1;
            this._rxbuffptr = currpos;
            this._rxbuff = buff;
            return res;
        }
        // still mixed, need to process character by character
        this._rxptr = currpos;
        buff = await this._download('rxdata.bin?pos=' + String(Math.round(this._rxptr)) + '&len=1');
        bufflen = (buff).length - 1;
        endpos = 0;
        mult = 1;
        while ((bufflen > 0) && (buff[bufflen] != 64)) {
            endpos = endpos + mult * (buff[bufflen] - 48);
            mult = mult * 10;
            bufflen = bufflen - 1;
        }
        this._rxptr = endpos;
        if (bufflen == 0) {
            return this._yapi.NO_MORE_DATA;
        }
        res = buff[0];
        return res;
    }
    /**
     * Reads data from the receive buffer as a string, starting at current stream position.
     * If data at current stream position is not available anymore in the receive buffer, the
     * function performs a short read.
     *
     * @param nChars : the maximum number of characters to read
     *
     * @return a string with receive buffer contents
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async readStr(nChars) {
        let buff;
        let bufflen;
        let mult;
        let endpos;
        let res;
        if (nChars > 65535) {
            nChars = 65535;
        }
        buff = await this._download('rxdata.bin?pos=' + String(Math.round(this._rxptr)) + '&len=' + String(Math.round(nChars)));
        bufflen = (buff).length - 1;
        endpos = 0;
        mult = 1;
        while ((bufflen > 0) && (buff[bufflen] != 64)) {
            endpos = endpos + mult * (buff[bufflen] - 48);
            mult = mult * 10;
            bufflen = bufflen - 1;
        }
        this._rxptr = endpos;
        res = this._yapi.imm_bin2str(buff).substr(0, bufflen);
        return res;
    }
    /**
     * Reads data from the receive buffer as a binary buffer, starting at current stream position.
     * If data at current stream position is not available anymore in the receive buffer, the
     * function performs a short read.
     *
     * @param nChars : the maximum number of bytes to read
     *
     * @return a binary object with receive buffer contents
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async readBin(nChars) {
        let buff;
        let bufflen;
        let mult;
        let endpos;
        let idx;
        let res;
        if (nChars > 65535) {
            nChars = 65535;
        }
        buff = await this._download('rxdata.bin?pos=' + String(Math.round(this._rxptr)) + '&len=' + String(Math.round(nChars)));
        bufflen = (buff).length - 1;
        endpos = 0;
        mult = 1;
        while ((bufflen > 0) && (buff[bufflen] != 64)) {
            endpos = endpos + mult * (buff[bufflen] - 48);
            mult = mult * 10;
            bufflen = bufflen - 1;
        }
        this._rxptr = endpos;
        res = new Uint8Array(bufflen);
        idx = 0;
        while (idx < bufflen) {
            res.set([buff[idx]], idx);
            idx = idx + 1;
        }
        return res;
    }
    /**
     * Reads data from the receive buffer as a list of bytes, starting at current stream position.
     * If data at current stream position is not available anymore in the receive buffer, the
     * function performs a short read.
     *
     * @param nChars : the maximum number of bytes to read
     *
     * @return a sequence of bytes with receive buffer contents
     *
     * On failure, throws an exception or returns an empty array.
     */
    async readArray(nChars) {
        let buff;
        let bufflen;
        let mult;
        let endpos;
        let idx;
        let b;
        let res = [];
        if (nChars > 65535) {
            nChars = 65535;
        }
        buff = await this._download('rxdata.bin?pos=' + String(Math.round(this._rxptr)) + '&len=' + String(Math.round(nChars)));
        bufflen = (buff).length - 1;
        endpos = 0;
        mult = 1;
        while ((bufflen > 0) && (buff[bufflen] != 64)) {
            endpos = endpos + mult * (buff[bufflen] - 48);
            mult = mult * 10;
            bufflen = bufflen - 1;
        }
        this._rxptr = endpos;
        res.length = 0;
        idx = 0;
        while (idx < bufflen) {
            b = buff[idx];
            res.push(b);
            idx = idx + 1;
        }
        return res;
    }
    /**
     * Reads data from the receive buffer as a hexadecimal string, starting at current stream position.
     * If data at current stream position is not available anymore in the receive buffer, the
     * function performs a short read.
     *
     * @param nBytes : the maximum number of bytes to read
     *
     * @return a string with receive buffer contents, encoded in hexadecimal
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async readHex(nBytes) {
        let buff;
        let bufflen;
        let mult;
        let endpos;
        let ofs;
        let res;
        if (nBytes > 65535) {
            nBytes = 65535;
        }
        buff = await this._download('rxdata.bin?pos=' + String(Math.round(this._rxptr)) + '&len=' + String(Math.round(nBytes)));
        bufflen = (buff).length - 1;
        endpos = 0;
        mult = 1;
        while ((bufflen > 0) && (buff[bufflen] != 64)) {
            endpos = endpos + mult * (buff[bufflen] - 48);
            mult = mult * 10;
            bufflen = bufflen - 1;
        }
        this._rxptr = endpos;
        res = '';
        ofs = 0;
        while (ofs + 3 < bufflen) {
            res = res + '' + ('00' + (buff[ofs]).toString(16)).slice(-2).toUpperCase() + '' + ('00' + (buff[ofs + 1]).toString(16)).slice(-2).toUpperCase() + '' + ('00' + (buff[ofs + 2]).toString(16)).slice(-2).toUpperCase() + '' + ('00' + (buff[ofs + 3]).toString(16)).slice(-2).toUpperCase();
            ofs = ofs + 4;
        }
        while (ofs < bufflen) {
            res = res + '' + ('00' + (buff[ofs]).toString(16)).slice(-2).toUpperCase();
            ofs = ofs + 1;
        }
        return res;
    }
    /**
     * Emits a BREAK condition on the serial interface. When the specified
     * duration is 0, the BREAK signal will be exactly one character wide.
     * When the duration is between 1 and 100, the BREAK condition will
     * be hold for the specified number of milliseconds.
     *
     * @param duration : 0 for a standard BREAK, or duration between 1 and 100 ms
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async sendBreak(duration) {
        return await this.sendCommand('B' + String(Math.round(duration)));
    }
    /**
     * Manually sets the state of the RTS line. This function has no effect when
     * hardware handshake is enabled, as the RTS line is driven automatically.
     *
     * @param val : 1 to turn RTS on, 0 to turn RTS off
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async set_RTS(val) {
        return await this.sendCommand('R' + String(Math.round(val)));
    }
    /**
     * Reads the level of the CTS line. The CTS line is usually driven by
     * the RTS signal of the connected serial device.
     *
     * @return 1 if the CTS line is high, 0 if the CTS line is low.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async get_CTS() {
        let buff;
        let res;
        buff = await this._download('cts.txt');
        if (!((buff).length == 1)) {
            return this._throw(this._yapi.IO_ERROR, 'invalid CTS reply', this._yapi.IO_ERROR);
        }
        res = buff[0] - 48;
        return res;
    }
    /**
     * Retrieves messages (both direction) in the serial port buffer, starting at current position.
     * This function will only compare and return printable characters in the message strings.
     * Binary protocols are handled as hexadecimal strings.
     *
     * If no message is found, the search waits for one up to the specified maximum timeout
     * (in milliseconds).
     *
     * @param maxWait : the maximum number of milliseconds to wait for a message if none is found
     *         in the receive buffer.
     * @param maxMsg : the maximum number of messages to be returned by the function; up to 254.
     *
     * @return an array of YSnoopingRecord objects containing the messages found, if any.
     *         Binary messages are converted to hexadecimal representation.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async snoopMessagesEx(maxWait, maxMsg) {
        let url;
        let msgbin;
        let msgarr = [];
        let msglen;
        let res = [];
        let idx;
        url = 'rxmsg.json?pos=' + String(Math.round(this._rxptr)) + '&maxw=' + String(Math.round(maxWait)) + '&t=0&len=' + String(Math.round(maxMsg));
        msgbin = await this._download(url);
        msgarr = this.imm_json_get_array(msgbin);
        msglen = msgarr.length;
        if (msglen == 0) {
            return res;
        }
        // last element of array is the new position
        msglen = msglen - 1;
        this._rxptr = this.imm_decode_json_int(msgarr[msglen]);
        idx = 0;
        while (idx < msglen) {
            res.push(new YSnoopingRecord(this._yapi.imm_bin2str(msgarr[idx])));
            idx = idx + 1;
        }
        return res;
    }
    /**
     * Retrieves messages (both direction) in the serial port buffer, starting at current position.
     * This function will only compare and return printable characters in the message strings.
     * Binary protocols are handled as hexadecimal strings.
     *
     * If no message is found, the search waits for one up to the specified maximum timeout
     * (in milliseconds).
     *
     * @param maxWait : the maximum number of milliseconds to wait for a message if none is found
     *         in the receive buffer.
     *
     * @return an array of YSnoopingRecord objects containing the messages found, if any.
     *         Binary messages are converted to hexadecimal representation.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async snoopMessages(maxWait) {
        return await this.snoopMessagesEx(maxWait, 255);
    }
    /**
     * Registers a callback function to be called each time that a message is sent or
     * received by the serial port. The callback is invoked only during the execution of
     * ySleep or yHandleEvents. This provides control over the time when
     * the callback is triggered. For good responsiveness, remember to call one of these
     * two functions periodically. To unregister a callback, pass a null pointer as argument.
     *
     * @param callback : the callback function to call, or a null pointer.
     *         The callback function should take four arguments:
     *         the YSerialPort object that emitted the event, and
     *         the YSnoopingRecord object that describes the message
     *         sent or received.
     *         On failure, throws an exception or returns a negative error code.
     */
    async registerSnoopingCallback(callback) {
        if (callback != null) {
            await this.registerValueCallback(this._internalEventCallback);
        }
        else {
            await this.registerValueCallback(null);
        }
        // register user callback AFTER the internal pseudo-event,
        // to make sure we start with future events only
        this._eventCallback = callback;
        return 0;
    }
    async _internalEventHandler(advstr) {
        let url;
        let msgbin;
        let msgarr = [];
        let msglen;
        let idx;
        if (!(this._eventCallback != null)) {
            // first simulated event, use it only to initialize reference values
            this._eventPos = 0;
        }
        try {
            url = 'rxmsg.json?pos=' + String(Math.round(this._eventPos)) + '&maxw=0&t=0';
            msgbin = await this._download(url);
            msgarr = this.imm_json_get_array(msgbin);
            msglen = msgarr.length;
            if (msglen == 0) {
                return this._yapi.SUCCESS;
            }
            // last element of array is the new position
            msglen = msglen - 1;
            if (!(this._eventCallback != null)) {
                // first simulated event, use it only to initialize reference values
                this._eventPos = this.imm_decode_json_int(msgarr[msglen]);
                return this._yapi.SUCCESS;
            }
            this._eventPos = this.imm_decode_json_int(msgarr[msglen]);
        }
        catch (e) {
            return this._yapi.IO_ERROR;
        }
        idx = 0;
        while (idx < msglen) {
            try {
                await this._eventCallback(this, new YSnoopingRecord(this._yapi.imm_bin2str(msgarr[idx])));
            }
            catch (e) {
                this._yapi.imm_log('Exception in snoopingCallback:', e);
            }
            idx = idx + 1;
        }
        return this._yapi.SUCCESS;
    }
    /**
     * Sends an ASCII string to the serial port, preceeded with an STX code and
     * followed by an ETX code.
     *
     * @param text : the text string to send
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeStxEtx(text) {
        let buff;
        buff = this._yapi.imm_str2bin(String.fromCharCode(2) + '' + text + '' + String.fromCharCode(3));
        // send string using file upload
        return await this._upload('txdata', buff);
    }
    /**
     * Sends a MODBUS message (provided as a hexadecimal string) to the serial port.
     * The message must start with the slave address. The MODBUS CRC/LRC is
     * automatically added by the function. This function does not wait for a reply.
     *
     * @param hexString : a hexadecimal message string, including device address but no CRC/LRC
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async writeMODBUS(hexString) {
        return await this.sendCommand(':' + hexString);
    }
    /**
     * Sends a message to a specified MODBUS slave connected to the serial port, and reads the
     * reply, if any. The message is the PDU, provided as a vector of bytes.
     *
     * @param slaveNo : the address of the slave MODBUS device to query
     * @param pduBytes : the message to send (PDU), as a vector of bytes. The first byte of the
     *         PDU is the MODBUS function code.
     *
     * @return the received reply, as a vector of bytes.
     *
     * On failure, throws an exception or returns an empty array (or a MODBUS error reply).
     */
    async queryMODBUS(slaveNo, pduBytes) {
        let funCode;
        let nib;
        let i;
        let cmd;
        let prevpos;
        let url;
        let pat;
        let msgs;
        let reps = [];
        let rep;
        let res = [];
        let replen;
        let hexb;
        funCode = pduBytes[0];
        nib = (funCode >> 4);
        pat = ('00' + (slaveNo).toString(16)).slice(-2).toUpperCase() + '[' + (nib).toString(16).toUpperCase() + '' + ((nib + 8)).toString(16).toUpperCase() + ']' + ((funCode & 15)).toString(16).toUpperCase() + '.*';
        cmd = ('00' + (slaveNo).toString(16)).slice(-2).toUpperCase() + '' + ('00' + (funCode).toString(16)).slice(-2).toUpperCase();
        i = 1;
        while (i < pduBytes.length) {
            cmd = cmd + '' + ('00' + ((pduBytes[i] & 0xff)).toString(16)).slice(-2).toUpperCase();
            i = i + 1;
        }
        if ((cmd).length <= 80) {
            // fast query
            url = 'rxmsg.json?cmd=:' + cmd + '&pat=:' + pat;
        }
        else {
            // long query
            prevpos = await this.end_tell();
            await this._upload('txdata:', this._yapi.imm_hexstr2bin(cmd));
            url = 'rxmsg.json?pos=' + String(Math.round(prevpos)) + '&maxw=2000&pat=:' + pat;
        }
        msgs = await this._download(url);
        reps = this.imm_json_get_array(msgs);
        if (!(reps.length > 1)) {
            return this._throw(this._yapi.IO_ERROR, 'no reply from MODBUS slave', res);
        }
        if (reps.length > 1) {
            rep = this.imm_json_get_string(reps[0]);
            replen = (((rep).length - 3) >> 1);
            i = 0;
            while (i < replen) {
                hexb = parseInt(rep.substr(2 * i + 3, 2), 16);
                res.push(hexb);
                i = i + 1;
            }
            if (res[0] != funCode) {
                i = res[1];
                if (!(i > 1)) {
                    return this._throw(this._yapi.NOT_SUPPORTED, 'MODBUS error: unsupported function code', res);
                }
                if (!(i > 2)) {
                    return this._throw(this._yapi.INVALID_ARGUMENT, 'MODBUS error: illegal data address', res);
                }
                if (!(i > 3)) {
                    return this._throw(this._yapi.INVALID_ARGUMENT, 'MODBUS error: illegal data value', res);
                }
                if (!(i > 4)) {
                    return this._throw(this._yapi.INVALID_ARGUMENT, 'MODBUS error: failed to execute function', res);
                }
            }
        }
        return res;
    }
    /**
     * Reads one or more contiguous internal bits (or coil status) from a MODBUS serial device.
     * This method uses the MODBUS function code 0x01 (Read Coils).
     *
     * @param slaveNo : the address of the slave MODBUS device to query
     * @param pduAddr : the relative address of the first bit/coil to read (zero-based)
     * @param nBits : the number of bits/coils to read
     *
     * @return a vector of integers, each corresponding to one bit.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async modbusReadBits(slaveNo, pduAddr, nBits) {
        let pdu = [];
        let reply = [];
        let res = [];
        let bitpos;
        let idx;
        let val;
        let mask;
        pdu.push(0x01);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((nBits >> 8));
        pdu.push((nBits & 0xff));
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        bitpos = 0;
        idx = 2;
        val = reply[idx];
        mask = 1;
        while (bitpos < nBits) {
            if ((val & mask) == 0) {
                res.push(0);
            }
            else {
                res.push(1);
            }
            bitpos = bitpos + 1;
            if (mask == 0x80) {
                idx = idx + 1;
                val = reply[idx];
                mask = 1;
            }
            else {
                mask = (mask << 1);
            }
        }
        return res;
    }
    /**
     * Reads one or more contiguous input bits (or discrete inputs) from a MODBUS serial device.
     * This method uses the MODBUS function code 0x02 (Read Discrete Inputs).
     *
     * @param slaveNo : the address of the slave MODBUS device to query
     * @param pduAddr : the relative address of the first bit/input to read (zero-based)
     * @param nBits : the number of bits/inputs to read
     *
     * @return a vector of integers, each corresponding to one bit.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async modbusReadInputBits(slaveNo, pduAddr, nBits) {
        let pdu = [];
        let reply = [];
        let res = [];
        let bitpos;
        let idx;
        let val;
        let mask;
        pdu.push(0x02);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((nBits >> 8));
        pdu.push((nBits & 0xff));
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        bitpos = 0;
        idx = 2;
        val = reply[idx];
        mask = 1;
        while (bitpos < nBits) {
            if ((val & mask) == 0) {
                res.push(0);
            }
            else {
                res.push(1);
            }
            bitpos = bitpos + 1;
            if (mask == 0x80) {
                idx = idx + 1;
                val = reply[idx];
                mask = 1;
            }
            else {
                mask = (mask << 1);
            }
        }
        return res;
    }
    /**
     * Reads one or more contiguous internal registers (holding registers) from a MODBUS serial device.
     * This method uses the MODBUS function code 0x03 (Read Holding Registers).
     *
     * @param slaveNo : the address of the slave MODBUS device to query
     * @param pduAddr : the relative address of the first holding register to read (zero-based)
     * @param nWords : the number of holding registers to read
     *
     * @return a vector of integers, each corresponding to one 16-bit register value.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async modbusReadRegisters(slaveNo, pduAddr, nWords) {
        let pdu = [];
        let reply = [];
        let res = [];
        let regpos;
        let idx;
        let val;
        if (!(nWords <= 256)) {
            return this._throw(this._yapi.INVALID_ARGUMENT, 'Cannot read more than 256 words', res);
        }
        pdu.push(0x03);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((nWords >> 8));
        pdu.push((nWords & 0xff));
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        regpos = 0;
        idx = 2;
        while (regpos < nWords) {
            val = (reply[idx] << 8);
            idx = idx + 1;
            val = val + reply[idx];
            idx = idx + 1;
            res.push(val);
            regpos = regpos + 1;
        }
        return res;
    }
    /**
     * Reads one or more contiguous input registers (read-only registers) from a MODBUS serial device.
     * This method uses the MODBUS function code 0x04 (Read Input Registers).
     *
     * @param slaveNo : the address of the slave MODBUS device to query
     * @param pduAddr : the relative address of the first input register to read (zero-based)
     * @param nWords : the number of input registers to read
     *
     * @return a vector of integers, each corresponding to one 16-bit input value.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async modbusReadInputRegisters(slaveNo, pduAddr, nWords) {
        let pdu = [];
        let reply = [];
        let res = [];
        let regpos;
        let idx;
        let val;
        pdu.push(0x04);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((nWords >> 8));
        pdu.push((nWords & 0xff));
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        regpos = 0;
        idx = 2;
        while (regpos < nWords) {
            val = (reply[idx] << 8);
            idx = idx + 1;
            val = val + reply[idx];
            idx = idx + 1;
            res.push(val);
            regpos = regpos + 1;
        }
        return res;
    }
    /**
     * Sets a single internal bit (or coil) on a MODBUS serial device.
     * This method uses the MODBUS function code 0x05 (Write Single Coil).
     *
     * @param slaveNo : the address of the slave MODBUS device to drive
     * @param pduAddr : the relative address of the bit/coil to set (zero-based)
     * @param value : the value to set (0 for OFF state, non-zero for ON state)
     *
     * @return the number of bits/coils affected on the device (1)
     *
     * On failure, throws an exception or returns zero.
     */
    async modbusWriteBit(slaveNo, pduAddr, value) {
        let pdu = [];
        let reply = [];
        let res;
        res = 0;
        if (value != 0) {
            value = 0xff;
        }
        pdu.push(0x05);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push(value);
        pdu.push(0x00);
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        res = 1;
        return res;
    }
    /**
     * Sets several contiguous internal bits (or coils) on a MODBUS serial device.
     * This method uses the MODBUS function code 0x0f (Write Multiple Coils).
     *
     * @param slaveNo : the address of the slave MODBUS device to drive
     * @param pduAddr : the relative address of the first bit/coil to set (zero-based)
     * @param bits : the vector of bits to be set (one integer per bit)
     *
     * @return the number of bits/coils affected on the device
     *
     * On failure, throws an exception or returns zero.
     */
    async modbusWriteBits(slaveNo, pduAddr, bits) {
        let nBits;
        let nBytes;
        let bitpos;
        let val;
        let mask;
        let pdu = [];
        let reply = [];
        let res;
        res = 0;
        nBits = bits.length;
        nBytes = ((nBits + 7) >> 3);
        pdu.push(0x0f);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((nBits >> 8));
        pdu.push((nBits & 0xff));
        pdu.push(nBytes);
        bitpos = 0;
        val = 0;
        mask = 1;
        while (bitpos < nBits) {
            if (bits[bitpos] != 0) {
                val = (val | mask);
            }
            bitpos = bitpos + 1;
            if (mask == 0x80) {
                pdu.push(val);
                val = 0;
                mask = 1;
            }
            else {
                mask = (mask << 1);
            }
        }
        if (mask != 1) {
            pdu.push(val);
        }
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        res = (reply[3] << 8);
        res = res + reply[4];
        return res;
    }
    /**
     * Sets a single internal register (or holding register) on a MODBUS serial device.
     * This method uses the MODBUS function code 0x06 (Write Single Register).
     *
     * @param slaveNo : the address of the slave MODBUS device to drive
     * @param pduAddr : the relative address of the register to set (zero-based)
     * @param value : the 16 bit value to set
     *
     * @return the number of registers affected on the device (1)
     *
     * On failure, throws an exception or returns zero.
     */
    async modbusWriteRegister(slaveNo, pduAddr, value) {
        let pdu = [];
        let reply = [];
        let res;
        res = 0;
        pdu.push(0x06);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((value >> 8));
        pdu.push((value & 0xff));
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        res = 1;
        return res;
    }
    /**
     * Sets several contiguous internal registers (or holding registers) on a MODBUS serial device.
     * This method uses the MODBUS function code 0x10 (Write Multiple Registers).
     *
     * @param slaveNo : the address of the slave MODBUS device to drive
     * @param pduAddr : the relative address of the first internal register to set (zero-based)
     * @param values : the vector of 16 bit values to set
     *
     * @return the number of registers affected on the device
     *
     * On failure, throws an exception or returns zero.
     */
    async modbusWriteRegisters(slaveNo, pduAddr, values) {
        let nWords;
        let nBytes;
        let regpos;
        let val;
        let pdu = [];
        let reply = [];
        let res;
        res = 0;
        nWords = values.length;
        nBytes = 2 * nWords;
        pdu.push(0x10);
        pdu.push((pduAddr >> 8));
        pdu.push((pduAddr & 0xff));
        pdu.push((nWords >> 8));
        pdu.push((nWords & 0xff));
        pdu.push(nBytes);
        regpos = 0;
        while (regpos < nWords) {
            val = values[regpos];
            pdu.push((val >> 8));
            pdu.push((val & 0xff));
            regpos = regpos + 1;
        }
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        res = (reply[3] << 8);
        res = res + reply[4];
        return res;
    }
    /**
     * Sets several contiguous internal registers (holding registers) on a MODBUS serial device,
     * then performs a contiguous read of a set of (possibly different) internal registers.
     * This method uses the MODBUS function code 0x17 (Read/Write Multiple Registers).
     *
     * @param slaveNo : the address of the slave MODBUS device to drive
     * @param pduWriteAddr : the relative address of the first internal register to set (zero-based)
     * @param values : the vector of 16 bit values to set
     * @param pduReadAddr : the relative address of the first internal register to read (zero-based)
     * @param nReadWords : the number of 16 bit values to read
     *
     * @return a vector of integers, each corresponding to one 16-bit register value read.
     *
     * On failure, throws an exception or returns an empty array.
     */
    async modbusWriteAndReadRegisters(slaveNo, pduWriteAddr, values, pduReadAddr, nReadWords) {
        let nWriteWords;
        let nBytes;
        let regpos;
        let val;
        let idx;
        let pdu = [];
        let reply = [];
        let res = [];
        nWriteWords = values.length;
        nBytes = 2 * nWriteWords;
        pdu.push(0x17);
        pdu.push((pduReadAddr >> 8));
        pdu.push((pduReadAddr & 0xff));
        pdu.push((nReadWords >> 8));
        pdu.push((nReadWords & 0xff));
        pdu.push((pduWriteAddr >> 8));
        pdu.push((pduWriteAddr & 0xff));
        pdu.push((nWriteWords >> 8));
        pdu.push((nWriteWords & 0xff));
        pdu.push(nBytes);
        regpos = 0;
        while (regpos < nWriteWords) {
            val = values[regpos];
            pdu.push((val >> 8));
            pdu.push((val & 0xff));
            regpos = regpos + 1;
        }
        reply = await this.queryMODBUS(slaveNo, pdu);
        if (reply.length == 0) {
            return res;
        }
        if (reply[0] != pdu[0]) {
            return res;
        }
        regpos = 0;
        idx = 2;
        while (regpos < nReadWords) {
            val = (reply[idx] << 8);
            idx = idx + 1;
            val = val + reply[idx];
            idx = idx + 1;
            res.push(val);
            regpos = regpos + 1;
        }
        return res;
    }
    async _xymodemQueue(proto, fname, buff, timeoutSec) {
        if ((this._xyproto).length > 0) {
            this._throw(this._yapi.DEVICE_BUSY, 'file transfer already in progress');
            return this._yapi.DEVICE_BUSY;
        }
        this._xyproto = proto;
        this._xyfname = fname;
        this._xyfdata = buff;
        this._xytotal = (buff).length;
        this._xysent = 0;
        return await this._xymodemProcess(timeoutSec);
    }
    async _xymodemProcess(timeoutSec) {
        let proto;
        let blksize;
        let cnt;
        let datablock;
        let namesuffix;
        let fullproto;
        let json;
        let jsonStr;
        let errStr;
        let sentBytes;
        let empty;
        proto = this._xyproto;
        if ((proto).length == 0) {
            this._throw(this._yapi.INVALID_ARGUMENT, 'no file transfer in progress');
            return this._yapi.INVALID_ARGUMENT;
        }
        // create a data block up to 1k
        blksize = this._xytotal - this._xysent;
        if (blksize > 1024) {
            blksize = 1024;
        }
        datablock = new Uint8Array(blksize);
        cnt = 0;
        while (cnt < blksize) {
            datablock.set([this._xyfdata[this._xysent + cnt]], cnt);
            cnt = cnt + 1;
        }
        namesuffix = '';
        if (this._xysent == 0) {
            if (proto.substr(0, 6) == 'ymodem') {
                namesuffix = ':' + this._xyfname;
            }
        }
        else {
            namesuffix = '+';
        }
        if (this._xytotal > this._xysent + blksize) {
            fullproto = proto + '-t' + String(Math.round(timeoutSec)) + '-m' + namesuffix;
        }
        else {
            fullproto = proto + '-t' + String(Math.round(timeoutSec)) + '' + namesuffix;
        }
        // backup _xyproto and clear it, to drop transfer in case of exception
        this._xyproto = '';
        json = await this._uploadEx(fullproto, datablock);
        if ((json).length == 0) {
            this._throw(this._yapi.IO_ERROR, 'failed to receive result from device');
            return this._yapi.IO_ERROR;
        }
        jsonStr = this._yapi.imm_bin2str(json);
        errStr = this.imm_json_get_key(json, 'err');
        if ((errStr).length > 0) {
            this._throw(this._yapi.IO_ERROR, errStr);
            return this._yapi.IO_ERROR;
        }
        sentBytes = YAPIContext.imm_atoi(this.imm_json_get_key(json, 'sent'));
        if (sentBytes >= this._xytotal) {
            // done, free binary buffer
            empty = new Uint8Array(0);
            this._xyfdata = empty;
            return 100;
        }
        this._xyproto = proto;
        this._xysent = sentBytes;
        return (((100 * sentBytes) / this._xytotal) >> 0);
    }
    /**
     * Initiates a buffer transmit to the serial port using the standard XMODEM protocol.
     * The function will block until the XMODEM receiver triggers the transfer,
     * up to the specified timeout.
     * Once the transfer is started, the function returns the current percentage
     * of completion. The caller should then invoke method
     * xmodemUploadMore() until it returns 100 (percent).
     *
     * @param buff : the binary buffer to send
     * @param timeoutSec : the timeout before aborting send (e.g. 60 sec)
     *
     * @return an integer in the range 0 to 100 (percentage of completion),
     *         or a negative error code in case of failure.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async xmodemUpload(buff, timeoutSec) {
        return await this._xymodemQueue('xmodem', '', buff, timeoutSec);
    }
    /**
     * Continues a standard XMODEM upload previously started with xmodemUpload.
     * The function will block until the data sent has been acknowledged by receiver,
     * up to the specified timeout, and return the current percentage of completion.
     * It should be called continuously until it returns the 100 (percent).
     *
     * @param timeoutSec : the timeout before aborting send (e.g. 60 sec)
     *
     * @return an integer in the range 0 to 100 (percentage of completion),
     *         or a negative error code in case of failure.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async xmodemUploadMore(timeoutSec) {
        return await this._xymodemProcess(timeoutSec);
    }
    /**
     * Initiates a buffer transmit to the serial port using the standard XMODEM-1k protocol.
     * The function will block until the XMODEM receiver triggers the transfer,
     * up to the specified timeout.
     * Once the transfer is started, the function returns the current percentage
     * of completion. The caller should then invoke method
     * xmodem1kUploadMore() until it returns 100 (percent).
     *
     * @param buff : the binary buffer to send
     * @param timeoutSec : the timeout before aborting send (e.g. 60 sec)
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async xmodem1kUpload(buff, timeoutSec) {
        return await this._xymodemQueue('xmodem-1k', '', buff, timeoutSec);
    }
    /**
     * Continues a XMODEM-1k upload previously started with xmodem1kUpload.
     * The function will block until the data sent has been acknowledged by receiver,
     * up to the specified timeout, and return the current percentage of completion.
     * It should be called continuously until it returns the 100 (percent).
     *
     * @param timeoutSec : the timeout before aborting send (e.g. 60 sec)
     *
     * @return an integer in the range 0 to 100 (percentage of completion),
     *         or a negative error code in case of failure.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async xmodem1kUploadMore(timeoutSec) {
        return await this._xymodemProcess(timeoutSec);
    }
    /**
     * Initiates a buffer transmit to the serial port using the standard YMODEM protocol.
     * The function will block until the YMODEM receiver triggers the transfer,
     * up to the specified timeout.
     * Once the transfer is started, the function returns the current percentage
     * of completion. The caller should then invoke method
     * ymodemUploadMore() until it returns 100 (percent).
     *
     * @param filename : the filename associated with the data in the buffer
     * @param buff : the binary buffer to send
     * @param timeoutSec : the timeout before aborting send (e.g. 60 sec)
     *
     * @return YAPI.SUCCESS if the call succeeds.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async ymodemUpload(filename, buff, timeoutSec) {
        return await this._xymodemQueue('ymodem', filename, buff, timeoutSec);
    }
    /**
     * Continues a YMODEM upload previously started with ymodemUpload.
     * The function will block until the data sent has been acknowledged by receiver,
     * up to the specified timeout, and return the current percentage of completion.
     * It should be called continuously until it returns the 100 (percent).
     *
     * @param timeoutSec : the timeout before aborting send (e.g. 60 sec)
     *
     * @return an integer in the range 0 to 100 (percentage of completion),
     *         or a negative error code in case of failure.
     *
     * On failure, throws an exception or returns a negative error code.
     */
    async ymodemUploadMore(timeoutSec) {
        return await this._xymodemProcess(timeoutSec);
    }
    /**
     * Continues the enumeration of serial ports started using yFirstSerialPort().
     * Caution: You can't make any assumption about the returned serial ports order.
     * If you want to find a specific a serial port, use SerialPort.findSerialPort()
     * and a hardwareID or a logical name.
     *
     * @return a pointer to a YSerialPort object, corresponding to
     *         a serial port currently online, or a null pointer
     *         if there are no more serial ports to enumerate.
     */
    nextSerialPort() {
        let resolve = this._yapi.imm_resolveFunction(this._className, this._func);
        if (resolve.errorType != YAPI.SUCCESS)
            return null;
        let next_hwid = this._yapi.imm_getNextHardwareId(this._className, resolve.result);
        if (next_hwid == null)
            return null;
        return YSerialPort.FindSerialPortInContext(this._yapi, next_hwid);
    }
    /**
     * Starts the enumeration of serial ports currently accessible.
     * Use the method YSerialPort.nextSerialPort() to iterate on
     * next serial ports.
     *
     * @return a pointer to a YSerialPort object, corresponding to
     *         the first serial port currently online, or a null pointer
     *         if there are none.
     */
    static FirstSerialPort() {
        let next_hwid = YAPI.imm_getFirstHardwareId('SerialPort');
        if (next_hwid == null)
            return null;
        return YSerialPort.FindSerialPort(next_hwid);
    }
    /**
     * Starts the enumeration of serial ports currently accessible.
     * Use the method YSerialPort.nextSerialPort() to iterate on
     * next serial ports.
     *
     * @param yctx : a YAPI context.
     *
     * @return a pointer to a YSerialPort object, corresponding to
     *         the first serial port currently online, or a null pointer
     *         if there are none.
     */
    static FirstSerialPortInContext(yctx) {
        let next_hwid = yctx.imm_getFirstHardwareId('SerialPort');
        if (next_hwid == null)
            return null;
        return YSerialPort.FindSerialPortInContext(yctx, next_hwid);
    }
}
// API symbols as static members
YSerialPort.RXCOUNT_INVALID = YAPI.INVALID_UINT;
YSerialPort.TXCOUNT_INVALID = YAPI.INVALID_UINT;
YSerialPort.ERRCOUNT_INVALID = YAPI.INVALID_UINT;
YSerialPort.RXMSGCOUNT_INVALID = YAPI.INVALID_UINT;
YSerialPort.TXMSGCOUNT_INVALID = YAPI.INVALID_UINT;
YSerialPort.LASTMSG_INVALID = YAPI.INVALID_STRING;
YSerialPort.CURRENTJOB_INVALID = YAPI.INVALID_STRING;
YSerialPort.STARTUPJOB_INVALID = YAPI.INVALID_STRING;
YSerialPort.JOBMAXTASK_INVALID = YAPI.INVALID_UINT;
YSerialPort.JOBMAXSIZE_INVALID = YAPI.INVALID_UINT;
YSerialPort.COMMAND_INVALID = YAPI.INVALID_STRING;
YSerialPort.PROTOCOL_INVALID = YAPI.INVALID_STRING;
YSerialPort.VOLTAGELEVEL_OFF = 0;
YSerialPort.VOLTAGELEVEL_TTL3V = 1;
YSerialPort.VOLTAGELEVEL_TTL3VR = 2;
YSerialPort.VOLTAGELEVEL_TTL5V = 3;
YSerialPort.VOLTAGELEVEL_TTL5VR = 4;
YSerialPort.VOLTAGELEVEL_RS232 = 5;
YSerialPort.VOLTAGELEVEL_RS485 = 6;
YSerialPort.VOLTAGELEVEL_TTL1V8 = 7;
YSerialPort.VOLTAGELEVEL_SDI12 = 8;
YSerialPort.VOLTAGELEVEL_INVALID = -1;
YSerialPort.SERIALMODE_INVALID = YAPI.INVALID_STRING;
//# sourceMappingURL=yocto_serialport.js.map