Am-Series - Am103L

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/** * Payload Encoder * * Copyright 2025 Milesight IoT * * @product AM103L */ var RAW_VALUE = 0x00; /* eslint no-redeclare: "off" */ /* eslint-disable */ // Chirpstack v4 function encodeDownlink(input) { var encoded = milesightDeviceEncode(input.data); return { bytes: encoded }; } // Chirpstack v3 function Encode(fPort, obj) { return milesightDeviceEncode(obj); } // The Things Network function Encoder(obj, port) { return milesightDeviceEncode(obj); } /* eslint-enable */ function milesightDeviceEncode(payload) { var encoded = []; if ("reboot" in payload) { encoded = encoded.concat(reboot(payload.reboot)); } if ("report_interval" in payload) { encoded = encoded.concat(setReportInterval(payload.report_interval)); } if ("time_zone" in payload) { encoded = encoded.concat(setTimeZone(payload.time_zone)); } if ("timestamp" in payload) { encoded = encoded.concat(setTimestamp(payload.timestamp)); } if ("time_sync_enable" in payload) { encoded = encoded.concat(setTimeSyncEnable(payload.time_sync_enable)); } if ("report_schedule_config" in payload) { encoded = encoded.concat(setReportScheduleConfig(payload.report_schedule_config)); } if ("clear_report_schedule" in payload) { encoded = encoded.concat(clearReportSchedule(payload.clear_report_schedule)); } if ("led_indicator_mode" in payload) { encoded = encoded.concat(setLedIndicatorMode(payload.led_indicator_mode)); } if ("reset_battery" in payload) { encoded = encoded.concat(resetBattery(payload.reset_battery)); } if ("temperature_alarm_config" in payload) { encoded = encoded.concat(setTemperatureAlarmConfig(payload.temperature_alarm_config)); } if ("co2_calibration_settings" in payload) { encoded = encoded.concat(setCO2CalibrationSettings(payload.co2_calibration_settings)); } if ("co2_alarm_config" in payload) { encoded = encoded.concat(setCO2AlarmConfig(payload.co2_alarm_config)); } if ("co2_abc_calibration_settings" in payload) { encoded = encoded.concat(setCO2AutoBackgroundCalibrationSettings(payload.co2_abc_calibration_settings)); } if ("altitude_calibration_settings" in payload) { encoded = encoded.concat(setAltitudeCalibrationSettings(payload.altitude_calibration_settings)); } if ("retransmit_enable" in payload) { encoded = encoded.concat(setRetransmitEnable(payload.retransmit_enable)); } if ("retransmit_interval" in payload) { encoded = encoded.concat(setRetransmitInterval(payload.retransmit_interval)); } if ("resend_interval" in payload) { encoded = encoded.concat(setResendInterval(payload.resend_interval)); } if ("history_enable" in payload) { encoded = encoded.concat(setHistoryEnable(payload.history_enable)); } if ("fetch_history" in payload) { encoded = encoded.concat(fetchHistory(payload.fetch_history)); } if ("stop_transmit" in payload) { encoded = encoded.concat(stopTransmit(payload.stop_transmit)); } if ("clear_history" in payload) { encoded = encoded.concat(clearHistory(payload.clear_history)); } return encoded; } /** * reboot * @param {number} reboot values: (0: no, 1: yes) * @example { "reboot": 1 } */ function reboot(reboot) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(reboot) === -1) { throw new Error("reboot must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, reboot) === 0) { return []; } return [0xff, 0x10, 0xff]; } /** * report interval * @param {number} report_interval unit: second * @example { "report_interval": 300 } */ function setReportInterval(report_interval) { var buffer = new Buffer(4); buffer.writeUInt8(0xff); buffer.writeUInt8(0x03); buffer.writeUInt16LE(report_interval); return buffer.toBytes(); } /** * set time zone * @param {number} time_zone unit: minute, UTC+8 -> 8 * 10 = 80 * @example { "time_zone": 80 } */ function setTimeZone(time_zone) { var timezone_map = { "-120": "UTC-12", "-110": "UTC-11", "-100": "UTC-10", "-95": "UTC-9:30", "-90": "UTC-9", "-80": "UTC-8", "-70": "UTC-7", "-60": "UTC-6", "-50": "UTC-5", "-40": "UTC-4", "-35": "UTC-3:30", "-30": "UTC-3", "-20": "UTC-2", "-10": "UTC-1", 0: "UTC", 10: "UTC+1", 20: "UTC+2", 30: "UTC+3", 35: "UTC+3:30", 40: "UTC+4", 45: "UTC+4:30", 50: "UTC+5", 55: "UTC+5:30", 57: "UTC+5:45", 60: "UTC+6", 65: "UTC+6:30", 70: "UTC+7", 80: "UTC+8", 90: "UTC+9", 95: "UTC+9:30", 100: "UTC+10", 105: "UTC+10:30", 110: "UTC+11", 120: "UTC+12", 127: "UTC+12:45", 130: "UTC+13", 140: "UTC+14" }; var timezone_values = getValues(timezone_map); if (timezone_values.indexOf(time_zone) === -1) { throw new Error("time_zone must be one of " + timezone_values.join(", ")); } var buffer = new Buffer(4); buffer.writeUInt8(0xff); buffer.writeUInt8(0x17); buffer.writeInt16LE(getValue(timezone_map, time_zone)); return buffer.toBytes(); } /** * timestamp * @param {number} timestamp unit: second * @example { "timestamp": 1717756800 } */ function setTimestamp(timestamp) { if (typeof timestamp !== "number") { throw new Error("timestamp must be a number"); } if (timestamp < 0) { throw new Error("timestamp must be greater than 0"); } var buffer = new Buffer(6); buffer.writeUInt8(0xff); buffer.writeUInt8(0x11); buffer.writeUInt32LE(timestamp); return buffer.toBytes(); } /** * time sync enable * @param {number} time_sync_enable values: (0: disable, 2: enable) * @example { "time_sync_enable": 2 } */ function setTimeSyncEnable(time_sync_enable) { var enable_map = { 0: "disable", 2: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(time_sync_enable) == -1) { throw new Error("time_sync_enable must be one of " + enable_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x3b); buffer.writeUInt8(getValue(enable_map, time_sync_enable)); return buffer.toBytes(); } /** * report schedule config * @param {object} report_schedule_config * @param {number} report_schedule_config._item.start_time unit: hour, values: (0-23) * @param {number} report_schedule_config._item.end_time unit: hour, values: (0-23) * @param {number} report_schedule_config._item.report_interval unit: second * @param {number} report_schedule_config._item.co2_collection_interval unit: minute * @param {number} report_schedule_config._item.collection_interval unit: minute * @example { "report_schedule_config": [ { "id": 0, "start_time": 0, "end_time": 23, "report_interval": 10, "co2_collection_interval": 10, "collection_interval": 10 } ] } */ function setReportScheduleConfig(report_schedule_config) { var num = report_schedule_config.length; if (num < 1 || num > 3) { throw new Error("report_schedule_config.num must be between 1 and 3"); } var buffer = new Buffer(3 + num * 6); buffer.writeUInt8(0xff); buffer.writeUInt8(0x3a); buffer.writeUInt8(num); for (var i = 0; i < num; i++) { var item = report_schedule_config[i]; buffer.writeUInt8(item.start_time * 10); buffer.writeUInt8(item.end_time * 10); buffer.writeUInt16LE(item.report_interval); buffer.writeUInt8(item.co2_collection_interval); buffer.writeUInt8(item.collection_interval); } return buffer.toBytes(); } /** * clear report schedule * @param {number} clear_report_schedule values: (0: no, 1: yes) * @example { "clear_report_schedule": 1 } */ function clearReportSchedule(clear_report_schedule) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(clear_report_schedule) === -1) { throw new Error("clear_report_schedule must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, clear_report_schedule) === 0) { return []; } return [0xff, 0x57, 0xff]; } /** * led indicator mode * @param {number} led_indicator_mode values: (0: off, 2: blink) * @example { "led_indicator_mode": 2 } */ function setLedIndicatorMode(led_indicator_mode) { var mode_map = { 0: "off", 2: "blink" }; var mode_values = getValues(mode_map); if (mode_values.indexOf(led_indicator_mode) === -1) { throw new Error("led_indicator_mode must be one of " + mode_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x2f); buffer.writeUInt8(getValue(mode_map, led_indicator_mode)); return buffer.toBytes(); } /** * temperature threshold alarm * @param {object} temperature_alarm_config * @param {number} temperature_alarm_config.condition values: (0: disable, 1: below, 2: above, 3: between, 4: outside) * @param {number} temperature_alarm_config.threshold_min condition=(below, within, outside) * @param {number} temperature_alarm_config.threshold_max condition=(above, within, outside) * @example { "temperature_alarm_config": { "condition": 2, "threshold_min": 10, "threshold_max": 30 } } */ function setTemperatureAlarmConfig(temperature_alarm_config) { var condition = temperature_alarm_config.condition; var threshold_min = temperature_alarm_config.threshold_min; var threshold_max = temperature_alarm_config.threshold_max; var condition_map = { 0: "disable", 1: "below", 2: "above", 3: "between", 4: "outside" }; var condition_values = getValues(condition_map); if (condition_values.indexOf(condition) === -1) { throw new Error("temperature_alarm_config.condition must be one of " + condition_values.join(", ")); } var data = 0x00; data |= getValue(condition_map, condition); data |= 1 << 3; // temperature alarm var buffer = new Buffer(11); buffer.writeUInt8(0xff); buffer.writeUInt8(0x06); buffer.writeUInt8(data); buffer.writeInt16LE(threshold_min * 10); buffer.writeInt16LE(threshold_max * 10); buffer.writeUInt16LE(0x00); buffer.writeUInt16LE(0x00); return buffer.toBytes(); } /** * CO2 calibration settings * @param {object} co2_calibration_settings * @param {number} co2_calibration_settings.mode values: (0: factory, 1: abc, 2: manual, 3: background, 4: zero) * @param {number} co2_calibration_settings.calibration_value * @example { "co2_calibration_settings": { "mode": 1 } } */ function setCO2CalibrationSettings(co2_calibration_settings) { var mode = co2_calibration_settings.mode; var calibration_value = co2_calibration_settings.calibration_value; var calibration_mode_map = { 0: "factory", 1: "abc", 2: "manual", 3: "background", 4: "zero" }; var calibration_mode_values = getValues(calibration_mode_map); if (calibration_mode_values.indexOf(mode) == -1) { throw new Error("co2_calibration_settings.mode must be one of " + calibration_mode_values.join(", ")); } if (getValue(calibration_mode_map, mode) === 2) { var buffer = new Buffer(5); buffer.writeUInt8(0xff); buffer.writeUInt8(0x1a); buffer.writeUInt8(getValue(calibration_mode_map, mode)); buffer.writeInt16LE(calibration_value); return buffer.toBytes(); } else { var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x1a); buffer.writeUInt8(getValue(calibration_mode_map, mode)); return buffer.toBytes(); } } /** * co2 alarm config * @param {object} co2_alarm_config * @param {number} co2_alarm_config.enable values: (0: disable, 1: enable) * @param {number} co2_alarm_config.threshold_1 range: [400, 5000] * @param {number} co2_alarm_config.threshold_2 range: [400, 5000] * @example { "co2_alarm_config": { "enable": 1, "threshold_1": 1000, "threshold_2": 2000 } } */ function setCO2AlarmConfig(co2_alarm_config) { var enable = co2_alarm_config.enable; var threshold_1 = co2_alarm_config.threshold_1; var threshold_2 = co2_alarm_config.threshold_2; var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(enable) === -1) { throw new Error("co2_alarm_config.enable must be one of " + enable_values.join(", ")); } if (threshold_1 < 400 || threshold_1 > 5000) { throw new Error("co2_alarm_config.threshold_1 must be between 400 and 5000"); } if (threshold_2 < 400 || threshold_2 > 5000) { throw new Error("co2_alarm_config.threshold_2 must be between 400 and 5000"); } if (threshold_1 > threshold_2) { throw new Error("co2_alarm_config.threshold_1 must be less than co2_alarm_config.threshold_2"); } var buffer = new Buffer(7); buffer.writeUInt8(0xff); buffer.writeUInt8(0x54); buffer.writeUInt8(getValue(enable_map, enable)); buffer.writeUInt16LE(threshold_1); buffer.writeUInt16LE(threshold_2); return buffer.toBytes(); } /** * CO2 auto background calibration * @param {object} co2_abc_calibration_settings * @param {number} co2_abc_calibration_settings.enable values: (0: disable, 1: enable) * @param {number} co2_abc_calibration_settings.period unit: hour, range: [1, 65535] * @param {number} co2_abc_calibration_settings.calibration_value unit: ppm, range: [1, 65535] * @example { "co2_abc_calibration_settings": { "enable": 1, "period": 168, "calibration_value": 400 } } */ function setCO2AutoBackgroundCalibrationSettings(co2_abc_calibration_settings) { var enable = co2_abc_calibration_settings.enable; var period = co2_abc_calibration_settings.period; var calibration_value = co2_abc_calibration_settings.calibration_value; var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(enable) == -1) { throw new Error("co2_abc_calibration_settings.enable must be one of " + enable_values.join(", ")); } if (period < 1 || period > 65535) { throw new Error("co2_abc_calibration_settings.period must be between 1 and 65535"); } if (calibration_value < 1 || calibration_value > 65535) { throw new Error("co2_abc_calibration_settings.calibration_value must be between 1 and 65535"); } var buffer = new Buffer(7); buffer.writeUInt8(0xff); buffer.writeUInt8(0x39); buffer.writeUInt8(getValue(enable_map, enable)); buffer.writeUInt16LE(period); buffer.writeUInt16LE(calibration_value); return buffer.toBytes(); } /** * altitude calibration settings * @param {object} altitude_calibration_settings * @param {number} altitude_calibration_settings.enable values: (0: disable, 1: enable) * @param {number} altitude_calibration_settings.calibration_value unit: m, range: [0, 5000] * @example { "altitude_calibration_settings": { "enable": 1, "calibration_value": 100 } } */ function setAltitudeCalibrationSettings(altitude_calibration_settings) { var enable = altitude_calibration_settings.enable; var altitude = altitude_calibration_settings.calibration_value; var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(enable) === -1) { throw new Error("altitude_calibration_settings.enable must be one of " + enable_values.join(", ")); } if (altitude < 0 || altitude > 5000) { throw new Error("altitude_calibration_settings.calibration_value must be between 0 and 5000"); } var buffer = new Buffer(5); buffer.writeUInt8(0xff); buffer.writeUInt8(0x87); buffer.writeUInt8(getValue(enable_map, enable)); buffer.writeUInt16LE(altitude); return buffer.toBytes(); } /** * reset battery * @param {number} reset_battery values: (0: no, 1: yes) * @example { "reset_battery": 1 } */ function resetBattery(reset_battery) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(reset_battery) === -1) { throw new Error("reset_battery must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, reset_battery) === 0) { return []; } return [0xff, 0x59, 0xff]; } /** * retransmit enable * @param {number} retransmit_enable values: (0: disable, 1: enable) * @example { "retransmit_enable": 1 } */ function setRetransmitEnable(retransmit_enable) { var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(retransmit_enable) === -1) { throw new Error("retransmit_enable must be one of " + enable_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x69); buffer.writeUInt8(getValue(enable_map, retransmit_enable)); return buffer.toBytes(); } /** * retransmit interval * @param {number} retransmit_interval unit: second, range: [1, 64800] * @example { "retransmit_interval": 600 } */ function setRetransmitInterval(retransmit_interval) { if (typeof retransmit_interval !== "number") { throw new Error("retransmit_interval must be a number"); } if (retransmit_interval < 1 || retransmit_interval > 64800) { throw new Error("retransmit_interval must be between 1 and 64800"); } var buffer = new Buffer(5); buffer.writeUInt8(0xff); buffer.writeUInt8(0x6a); buffer.writeUInt8(0x00); buffer.writeUInt16LE(retransmit_interval); return buffer.toBytes(); } /** * resend interval * @param {number} resend_interval unit: second, range: [1, 64800] * @example { "resend_interval": 600 } */ function setResendInterval(resend_interval) { if (typeof resend_interval !== "number") { throw new Error("resend_interval must be a number"); } if (resend_interval < 1 || resend_interval > 64800) { throw new Error("resend_interval must be between 1 and 64800"); } var buffer = new Buffer(5); buffer.writeUInt8(0xff); buffer.writeUInt8(0x6a); buffer.writeUInt8(0x01); buffer.writeUInt16LE(resend_interval); return buffer.toBytes(); } /** * history enable * @param {number} history_enable values: (0: disable, 1: enable) * @example { "history_enable": 1 } */ function setHistoryEnable(history_enable) { var enable_map = { 0: "disable", 1: "enable" }; var enable_values = getValues(enable_map); if (enable_values.indexOf(history_enable) === -1) { throw new Error("history_enable must be one of " + enable_values.join(", ")); } var buffer = new Buffer(3); buffer.writeUInt8(0xff); buffer.writeUInt8(0x68); buffer.writeUInt8(getValue(enable_map, history_enable)); return buffer.toBytes(); } /** * fetch history * @param {object} fetch_history * @param {number} fetch_history.start_time unit: second * @param {number} fetch_history.end_time unit: second * @example { "fetch_history": { "start_time": 1609459200, "end_time": 1609545600 } } */ function fetchHistory(fetch_history) { var start_time = fetch_history.start_time; var end_time = fetch_history.end_time || 0; var buffer; if (end_time === 0) { buffer = new Buffer(6); buffer.writeUInt8(0xfd); buffer.writeUInt8(0x6b); buffer.writeUInt32LE(start_time); } else { buffer = new Buffer(10); buffer.writeUInt8(0xfd); buffer.writeUInt8(0x6c); buffer.writeUInt32LE(start_time); buffer.writeUInt32LE(end_time); } return buffer.toBytes(); } /** * history stop transmit * @param {number} stop_transmit values: (0: no, 1: yes) * @example { "stop_transmit": 1 } */ function stopTransmit(stop_transmit) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(stop_transmit) === -1) { throw new Error("stop_transmit must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, stop_transmit) === 0) { return []; } return [0xfd, 0x6d, 0xff]; } /** * clear history * @param {number} clear_history values: (0: no, 1: yes) * @example { "clear_history": 1 } */ function clearHistory(clear_history) { var yes_no_map = { 0: "no", 1: "yes" }; var yes_no_values = getValues(yes_no_map); if (yes_no_values.indexOf(clear_history) === -1) { throw new Error("clear_history must be one of " + yes_no_values.join(", ")); } if (getValue(yes_no_map, clear_history) === 0) { return []; } return [0xff, 0x27, 0x01]; } function getValues(map) { var values = []; for (var key in map) { values.push(RAW_VALUE ? parseInt(key) : map[key]); } return values; } function getValue(map, value) { if (RAW_VALUE) return value; for (var key in map) { if (map[key] === value) { return parseInt(key); } } throw new Error("not match in " + JSON.stringify(map)); } function Buffer(size) { this.buffer = new Array(size); this.offset = 0; for (var i = 0; i < size; i++) { this.buffer[i] = 0; } } Buffer.prototype._write = function (value, byteLength, isLittleEndian) { var offset = 0; for (var index = 0; index < byteLength; index++) { offset = isLittleEndian ? index << 3 : (byteLength - 1 - index) << 3; this.buffer[this.offset + index] = (value >> offset) & 0xff; } }; Buffer.prototype.writeUInt8 = function (value) { this._write(value, 1, true); this.offset += 1; }; Buffer.prototype.writeInt8 = function (value) { this._write(value < 0 ? value + 0x100 : value, 1, true); this.offset += 1; }; Buffer.prototype.writeUInt16LE = function (value) { this._write(value, 2, true); this.offset += 2; }; Buffer.prototype.writeInt16LE = function (value) { this._write(value < 0 ? value + 0x10000 : value, 2, true); this.offset += 2; }; Buffer.prototype.writeUInt24LE = function (value) { this._write(value, 3, true); this.offset += 3; }; Buffer.prototype.writeInt24LE = function (value) { this._write(value < 0 ? value + 0x1000000 : value, 3, true); this.offset += 3; }; Buffer.prototype.writeUInt32LE = function (value) { this._write(value, 4, true); this.offset += 4; }; Buffer.prototype.writeInt32LE = function (value) { this._write(value < 0 ? value + 0x100000000 : value, 4, true); this.offset += 4; }; Buffer.prototype.toBytes = function () { return this.buffer; };