@ncd-io/node-red-enterprise-sensors
Version:
You can install this library through the Palette Manager in Node-Red's UI.
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JavaScript
const { toMac, signInt, msbLsb } = require('../utils');
module.exports = (globalDevices, emitter) => {
const clear_globalDevices_stream = (deviceAddr) => {
if (Object.hasOwn(globalDevices, deviceAddr)) {
if (Object.hasOwn(globalDevices[deviceAddr], 'packet_stream_timeout')) {
clearTimeout(globalDevices[deviceAddr].packet_stream_timeout);
}
delete globalDevices[deviceAddr];
}
};
const init_globalDevices_stream = (deviceAddr, payload, expected_packets, parsed, msg_type) => {
// Determine the source of the raw message (accelerometer or ultrasound sensor)
// by checking the value of bit 5 in the reserved byte.
var source_type = (payload[7] & 0x20) >> 5;
if (!source_type){ // Accelerometer
globalDevices[deviceAddr] = {
source_type: source_type,
data: {},
mo: payload[8],
odr: payload.slice(9, 11).reduce(msbLsb),
fsr: payload[11] >> 5,
hour: payload[12],
minute: payload[13],
temperature: msbLsb(payload[14], payload[15]) / 100,
expected_packets: expected_packets
};
}else { // Ultrasound
// ODR MSB of sampling freq + lower two bytes of sampling freq
let odr = [payload[11], payload[9], payload[10]];
globalDevices[deviceAddr] = {
source_type: source_type,
data: {},
mo: payload[8],
odr: odr.slice(0, 3).reduce(msbLsb),
hour: payload[12],
minute: payload[13],
temperature: msbLsb(payload[14], payload[15]) / 100,
expected_packets: expected_packets
};
}
globalDevices[deviceAddr].packet_stream_timeout = setTimeout(() => {
// Calling sibling function directly
parsed.sensor_data = concat_fft_data(deviceAddr, payload[8], msg_type);
parsed.sensor_data.error = 'Time Series Data Stream Timeout - incomplete data received';
emitter.emit('sensor_data', parsed);
emitter.emit('sensor_data-127', parsed);
emitter.emit('sensor_data' + '-' + deviceAddr, parsed);
}, 60000);
};
const concat_fft_data = (deviceAddr, mode, msg_type) => {
var raw_data = new Array();
for (const packet in globalDevices[deviceAddr].data) {
raw_data = raw_data.concat(globalDevices[deviceAddr].data[packet]);
}
var label = 0;
// Accelerometer
if(!globalDevices[deviceAddr].source_type){
var fft_concat = { x: [], y: [], z: [] };
var en_axis_data = {};
en_axis_data.x_offset = 0;
en_axis_data.y_offset = 2;
en_axis_data.z_offset = 4;
en_axis_data.increment = 6;
var fsr_mult = .00006;
var fsr_text = "";
switch (globalDevices[deviceAddr].fsr) {
case 0: fsr_mult = 0.00006; break;
case 1: fsr_mult = 0.00012; break;
case 2: fsr_mult = 0.00024; break;
case 3: fsr_mult = 0.00049; break;
case 4: fsr_mult = 0.00098; break;
case 5: fsr_mult = 0.00195; break;
}
switch (globalDevices[deviceAddr].fsr) {
case 0: fsr_text = "2g"; break;
case 1: fsr_text = "4g"; break;
case 2: fsr_text = "8g"; break;
case 3: fsr_text = "16g"; break;
case 4: fsr_text = "32g"; break;
case 5: fsr_text = "64g"; break;
}
for (var i = 0; i < raw_data.length; i += en_axis_data.increment) {
label++;
if ('x_offset' in en_axis_data) {
fft_concat.x.push(parseFloat((signInt(((raw_data[i + en_axis_data.x_offset] << 8) + (raw_data[i + en_axis_data.x_offset + 1])), 16) * fsr_mult).toFixed(3)));
}
if ('y_offset' in en_axis_data) {
fft_concat.y.push(parseFloat((signInt(((raw_data[i + en_axis_data.y_offset] << 8) + (raw_data[i + en_axis_data.y_offset + 1])), 16) * fsr_mult).toFixed(3)));
}
if ('z_offset' in en_axis_data) {
fft_concat.z.push(parseFloat((signInt(((raw_data[i + en_axis_data.z_offset] << 8) + (raw_data[i + en_axis_data.z_offset + 1])), 16) * fsr_mult).toFixed(3)));
}
}
} else{ // Ultrasound
var fft_concat = [];
var increment = 2;
var fsr_text = "120dbuV";
var fst_mult = 0.2889966;
for (var i = 0; i < raw_data.length; i += increment) {
label++;
fft_concat.push(parseFloat((signInt(((raw_data[i] << 8) + (raw_data[i + 1])), 16) * fst_mult).toFixed(3)));
}
}
var fft_concat_obj = {
mode: mode,
source_type: globalDevices[deviceAddr].source_type ? 'ultrasound' : 'accelerometer',
msg_type: msg_type,
time_id: [
String(globalDevices[deviceAddr].hour).padStart(2, '0'),
String(globalDevices[deviceAddr].minute).padStart(2, '0'),
].join(':'),
mac_address: deviceAddr,
fsr: fsr_text,
odr: globalDevices[deviceAddr].odr,
temperature: globalDevices[deviceAddr].temperature,
total_samples: label,
fft_confidence: ((Object.keys(globalDevices[deviceAddr].data).length / globalDevices[deviceAddr].expected_packets) * 100).toFixed(2) + '%',
data: fft_concat
};
return fft_concat_obj;
};
const get_write_buffer_size = (firmware) => {
return 42;
}
const get_config_map = (firmware) => {
console.log('Generating sync map for firmware version', firmware);
return {
"core_version": {
"read_index": 3,
"descriptions": {
"title": "Core Version",
"main_caption": "The version of the core communication stack."
},
"validator": {
"type": "uint8"
},
"tags": [
"system"
]
},
"firmware_version": {
"read_index": 4,
"descriptions": {
"title": "Firmware Version",
"main_caption": "The application-specific firmware version."
},
"validator": {
"type": "uint8"
},
"tags": [
"system"
],
"old_fly_id": "firmware"
},
"sensor_type": {
"read_index": 5,
"descriptions": {
"title": "Sensor Type",
"main_caption": "The hardware identifier for the specific sensor model."
},
"validator": {
"type": "uint16be"
},
"tags": [
"system"
]
},
"tx_lifetime_counter": {
"read_index": 7,
"descriptions": {
"title": "Transmission Lifetime Counter",
"main_caption": "Total number of transmissions since the device was manufactured."
},
"validator": {
"type": "uint32be"
},
"tags": [
"diagnostics"
]
},
"hardware_id": {
"read_index": 11,
"length": 3,
"descriptions": {
"title": "Hardware ID",
"main_caption": "A unique 3-byte hardware identifier."
},
"validator": {
"type": "buffer"
},
"tags": [
"system"
]
},
"network_id": {
"read_index": 14,
"write_index": 3,
"length": 2,
"descriptions": {
"title": "Network ID",
"main_caption": ""
},
"default_value": "7fff",
"validator": {
"type": "hex",
"length": 4
},
"html_id": "pan_id",
"tags": [
"Communications"
]
},
"destination_address": {
"read_index": 16,
"write_index": 5,
"length": 4,
"descriptions": {
"title": "Destination Address",
"main_caption": ""
},
"default_value": "0000ffff",
"validator": {
"type": "mac",
"length": 8
},
"html_id": "destination",
"tags": [
"Communications"
]
},
"node_id": {
"read_index": 20,
"write_index": 9,
"descriptions": {
"title": "Node ID",
"main_caption": ""
},
"default_value": "0",
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"html_id": "node_id",
"tags": [
"generic"
],
"tags": [
"Communications"
]
},
"odr": {
"read_index": 21,
"write_index": 10,
"descriptions": {
"title": "Output Data Rate",
"main_caption": "<p>This would determine how many samples the output data has...</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 7,
"max": 15,
"generated": true
},
"options": {
"7": "100Hz",
"8": "200Hz",
"9": "400Hz",
"10": "800Hz",
"11": "1600Hz",
"12": "3200Hz",
"13": "6400Hz",
"14": "12800Hz",
"15": "25600Hz"
},
"tags": [
"Vibration Sampling"
],
"html_id": "odr_p1_110"
},
"sampling_duration": {
"read_index": 22,
"write_index": 11,
"descriptions": {
"title": "Probe 1: Sampling Duration",
"main_caption": "<p>Set the amount of time which the samples are taken...</p>"
},
"default_value": 1,
"validator": {
"type": "uint8",
"min": 1,
"max": 100,
"generated": true
},
"converter": {
'multiplier': 50,
'units': 'msec'
},
"tags": [
"Vibration Sampling"
],
"html_id": "sampling_duration_p1_110"
},
"lpf_coefficient": {
"read_index": 23,
"write_index": 12,
"descriptions": {
"title": "Probe 1: Set Low Pass Filter",
"main_caption": "<p>This setting will set the LPF freq to ODR divided by Selected Value...</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 9,
"generated": true
},
"options": {
"10": "2",
"0": "4",
"1": "8",
"2": "16",
"3": "32",
"4": "64",
"5": "128",
"6": "256",
"7": "512",
"8": "1024",
"9": "2048"
},
"html_id": "low_pass_filter_p1_110",
"old_fly_id": "lpf_coeff"
},
"hpf_coefficient": {
"read_index": 24,
"write_index": 13,
"descriptions": {
"title": "Probe 1: Set High Pass Filter",
"main_caption": "<p>This setting will set the HPF freq to ODR divided by Selected Value...</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 9,
"generated": true
},
"options": {
"0": "4",
"1": "8",
"2": "16",
"3": "32",
"4": "64",
"5": "128",
"6": "256",
"7": "512",
"8": "1024",
"9": "2048"
},
"html_id": "high_pass_filter_p1_110",
"old_fly_id": "hpf_coeff"
},
"full_scale_range": {
"read_index": 25,
"write_index": 14,
"descriptions": {
"title": "Full Scale Range",
"main_caption": "<p>Set how large of a range the device can measure acceleration in.</p>"
},
"default_value": 1,
"validator": {
"type": "uint8",
"min": 0,
"max": 3,
"generated": true
},
"options": {
"0": "+/- 2g",
"1": "+/- 4g",
"2": "+/- 8g",
"3": "+/- 16g"
// "4": "+/- 32g",
// "5": "+/- 64g"
},
"tags": [
"Vibration Sampling"
],
"html_id": "full_scale_range_101",
"old_fly_id": "fsr"
},
"axes_enabled": {
"read_index": 26,
"write_index": 15,
"descriptions": {
"title": "Axes Enabled",
"main_caption": "New Command"
},
"validator": {
"type": "uint8"
},
"read_only": true,
},
"sampling_interval": {
"read_index": 27,
"write_index": 16,
"descriptions": {
"title": "Sampling Interval",
"main_caption": "<p>Set how often will the sensor transmit measurement data.</p>"
},
"default_value": 1,
"validator": {
"type": "uint8",
"min": 0,
"max": 8,
"generated": true
},
"options": {
"0": "5 Minutes",
"1": "10 Minutes",
"2": "15 Minutes",
"3": "20 Minutes",
"4": "30 Minutes",
"5": "60 Minutes",
"6": "120 Minutes",
"7": "180 Minutes",
"8": "1 Minute"
},
"tags": [
"Communications"
],
"html_id": "sampling_interval_110"
},
"filter_status": {
"read_index": 28,
"write_index": 17,
"descriptions": {
"title": "Set Filtering",
"main_caption": "<p>Enable/Disable built-in filters</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 1,
"generated": true
},
"options": {
"0": "Disabled",
"1": "Enabled"
},
"html_id": "enable_filtering_110"
},
"operation_mode": {
"read_index": 29,
"write_index": 18,
"descriptions": {
"title": "Mode",
"main_caption": "<p>• <strong>Processed:</strong> FFT is performed...</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 3,
"generated": true
},
"options": {
"0": "Processed",
"1": "Raw",
"2": "Processed + Raw on demand",
"3": "Smart"
},
"html_id": "mode_110",
"old_fly_id": "mode"
},
"measurement_mode": {
"read_index": 30,
"write_index": 19,
"descriptions": {
"title": "Measurement Mode",
"main_caption": "Changing this value does not do anything. Only give one option."
},
"validator": {
"type": "uint8"
},
"read_only": true
},
"on_request_timeout": {
"read_index": 31,
"write_index": 20,
"descriptions": {
"title": "Set On Request Timeout",
"main_caption": "<p>Set how long device will stay awake...</p>"
},
"default_value": 1,
"validator": {
"type": "uint8",
"min": 1,
"max": 10,
"generated": true
},
"converter": {
"units": " Seconds"
},
"depends_on": {
"operation_mode": [
2,
3
]
},
"html_id": "on_request_timeout_80"
},
"deadband": {
"read_index": 32,
"write_index": 21,
"descriptions": {
"title": "Set Dead Band in mg",
"main_caption": "<p>Filters out acceleration values below the dead band threshold...</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"converter": {
"units": "mg"
},
"html_id": "deadband_80"
},
"motion_detection_threshold": {
"read_index": 33,
"write_index": 22,
"descriptions": {
"title": "Probe 1: Set Acceleration Wake/Interrupt Threshold",
"main_caption": "<div><p>Set a breakpoint for sensor to wake up...</p></div>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 40,
"generated": true
},
"converter": {
"multiplier": 50,
"units": "mg"
},
"html_id": "motion_detect_threshold_p1_110"
},
"led_acceleration_alert_threshold": {
"read_index": 34,
"write_index": 23,
"descriptions": {
"title": "LED Accelerometer Threshold",
"main_caption": "<div><p>Set the minimum acceleration value...</p></div>"
},
"default_value": 10,
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"depends_on": {
"led_alert_mode": 0
},
"html_id": "led_accelerometer_threshold_84"
},
"led_velocity_alert_threshold": {
"read_index": 35,
"write_index": 24,
"descriptions": {
"title": "LED Velocity Threshold",
"main_caption": "<div><p>Set the minimum velocity value...</p></div>"
},
"default_value": 10,
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"depends_on": {
"led_alert_mode": 1
},
"html_id": "led_velocity_threshold_84"
},
"smart_accelerometer_threshold": {
"read_index": 36,
"write_index": 25,
"descriptions": {
"title": "Probe 1: Set Smart Mode Threshold",
"main_caption": "<p>If RMS acceleration is above this in any axis...</p>"
},
"default_value": 1,
"validator": {
"type": "uint8",
"min": 1,
"max": 40
},
"converter": {
"multiplier": 50,
"units": "mg"
},
"depends_on": {
"operation_mode": 3
},
"html_id": "smart_threshold_110",
"old_fly_id": "smart_mode_acc_threshold"
},
"led_alert_mode": {
"read_index": 37,
"write_index": 26,
"descriptions": {
"title": "LED Alert Mode",
"main_caption": "<p>Choose whether the LED indicator should be based on Acceleration or Velocity</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 1,
"generated": true
},
"options": {
"0": "Acceleration",
"1": "Velocity"
},
"html_id": "led_alert_mode_84"
},
"raw_packet_length": {
"read_index": 38,
"write_index": 27,
"descriptions": {
"title": "Payload Length",
"main_caption": "<p>Set the size of the data payload...</p>",
"sub_caption": "<p class=\"caption\"><i>Note: For the 2.4GHz version you need to operate with a 55 Byte payload.</i></p>"
},
"default_value": 3,
"validator": {
"type": "uint8",
"min": 0,
"max": 3,
"generated": true
},
"options": {
"0": "55 Bytes",
"1": "100 Bytes",
"2": "150 Bytes",
"3": "180 Bytes"
},
"tags": [
"Communications"
],
"html_id": "payload_length_80",
"old_fly_id": "payload_length"
},
"auto_raw_interval": {
"read_index": 39,
"write_index": 28,
"descriptions": {
"title": "Set Auto Raw Interval",
"main_caption": "<p>Set the Auto Time Domain (Raw) data transmission Interval...</p>",
"sub_caption": "<p class=\"caption\"><i>Note: Auto Raw Transmission is disabled by default.</i></p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"depends_on": {
"operation_mode": 3
},
"tags": [
"Communications"
],
"html_id": "auto_raw_interval_110"
},
"auto_raw_destination_address": {
"read_index": 40,
"write_index": 29,
"length": 4,
"descriptions": {
"title": "Set Auto Raw Destination Address",
"main_caption": "<p>Set the address where the Auto Time Domain (Raw) data will be transmitted...</p>",
"sub_caption": "<p class=\"caption\">Default value: 0000FFFF for Broadcast Mode</p>"
},
"default_value": "0000FFFF",
"validator": {
"type": "mac",
"length": 8,
"generated": true
},
"depends_on": {
"operation_mode": 3
},
"html_id": "auto_raw_destination_110"
},
"smart_mode_skip_count": {
"read_index": 44,
"write_index": 33,
"descriptions": {
"title": "Set Smart Mode Skip Interval",
"main_caption": "<p>Sensor will skip sending data this many times if vibration is below the smart threshold.</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"depends_on": {
"operation_mode": 3
},
"html_id": "smart_interval_110"
},
"sync_interval": {
"read_index": 45,
"write_index": 34,
"descriptions": {
"title": "Set FLY Interval",
"main_caption": "<p>Set the interval at which the sensor will transmit FLY packets...</p>"
},
"default_value": 60,
"validator": {
"type": "uint16be",
"min": 0,
"max": 1440,
"generated": true
},
"options": {
"60": "1 Hour",
"120": "2 Hours",
"240": "4 Hours",
"480": "8 Hours",
"720": "12 Hours",
"1080": "18 Hours",
"1440": "24 Hours"
},
"tags": [
"Communications"
],
"html_id": "fly_interval_110"
},
"rpm_compute_status": {
"read_index": 47,
"write_index": 36,
"descriptions": {
"title": "RPM Calculate Status",
"main_caption": "<p>Enable/Disable Revolutions Per Minute Calculate Status</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 1,
"generated": true
},
"options": {
"0": "Disabled",
"1": "Enabled"
},
"html_id": "enable_rpm_calculate_status_110"
},
"max_raw_samples": {
"read_index": 48,
"write_index": 37,
"descriptions": {
"title": "Set Max Raw Sample",
"main_caption": "<p>Set the maximum number of samples...</p>"
},
"default_value": 0,
"validator": {
"type": "uint16be",
"min": 1024,
"max": 8100
},
"converter": {
"units": " Samples"
},
"options": {
"1024": "1024 Samples",
"2048": "2048 Samples",
"4096": "4096 Samples",
"6400": "6400 Samples",
"8100": "8100 Samples"
},
"html_id": "max_raw_sample_110",
"old_fly_id": "max_tx_raw_samples"
},
"motion_to_sampling_delay": {
"read_index": 50,
"write_index": 39,
"descriptions": {
"title": "Set Motion to Sampling Delay",
"main_caption": "<p>Once motion is detected, the sensor will wait...</p>"
},
"default_value": 100,
"validator": {
"type": "uint8",
"min": 0,
"max": 255,
"generated": true
},
"converter": {
"multiplier": 50,
"units": "msec",
},
"html_id": "motion_to_sampling_delay_110"
},
"max_motion_tx_per_interval": {
"read_index": 51,
"write_index": 40,
"descriptions": {
"title": "Set Max Number Motion Tx Per Interval",
"main_caption": "<p>Set Number of times it will send data due to motion triggers.</p>"
},
"default_value": 1,
"validator": {
"type": "uint8",
"min": 1,
"max": 255,
"generated": true
},
"html_id": "max_num_motion_tx_delay_110",
"old_fly_id": "max_num_of_motion_tx_per_interval"
},
"ultrasound_max_raw_samples": {
"read_index": 52,
"write_index": 41,
"descriptions": {
"title": "Set Ultrasound Max Raw Sample",
"main_caption": "<p>Set the maximum number of samples...</p>"
},
"default_value": 0,
"validator": {
"type": "uint8",
"min": 0,
"max": 3
},
"converter": {
"units": " Samples"
},
"options": {
"0": "2048 Samples",
"1": "4096 Samples",
"2": "8192 Samples",
"3": "16384 Samples"
},
"html_id": "ultrasound_max_raw_sample_127"
},
"probe_uptime": {
"read_index": 53,
"descriptions": {
"title": "",
"main_caption": ""
},
"default_value": 1,
"validator": {
"type": "uint32be",
"min": 1,
"max": 4294967295
},
"converter": {
"units": " Seconds"
}
}
};
};
const sync_parse = (rep_buffer) => {
let response = {
'human_readable': {},
'machine_values': {}
};
// Get the map based on the sensor type byte
const sync_map = get_config_map(rep_buffer[4]);
for (const [key, config] of Object.entries(sync_map)) {
// Destructure 'type' from inside 'validator' and rename 'read_index' to 'idx'
const { read_index: idx, length, validator: { type } = {}, converter, options } = config;
// If for some reason a config doesn't have a validator/type, skip it
if (!type) continue;
switch (type) {
case 'uint8':
response.machine_values[key] = rep_buffer[idx];
break;
case 'uint16be':
response.machine_values[key] = rep_buffer.readUInt16BE(idx);
break;
case 'uint32be':
response.machine_values[key] = rep_buffer.readUInt32BE(idx);
break;
case 'buffer':
response.machine_values[key] = rep_buffer.subarray(idx, idx + length);
break;
case 'hex':
response.machine_values[key] = rep_buffer.subarray(idx, idx + length).toString('hex');
break;
case 'mac':
response.machine_values[key] = rep_buffer.subarray(idx, idx + length).toString('hex');
break;
}
let human_value = response.machine_values[key];
if(options && options[response.machine_values[key]]){
human_value = options[response.machine_values[key]];
}else{
if(converter && converter.multiplier){
human_value = human_value * converter.multiplier;
}
if(converter && converter.units){
human_value = human_value + converter.units;
}
}
response.human_readable[key] = human_value;
}
if (Object.hasOwn(response.machine_values, 'destination_address') && response.machine_values.destination_address.toLowerCase() === '00000000') {
console.log('##############################');
console.log('#########Dest Override########');
console.log('##############################');
response.destination_address = "0000ffff";
response.auto_raw_destination_address = "0000ffff";
};
return response;
};
const parse = (payload, parsed, mac) => {
if (payload[7] & 2) {
console.log('Error found');
parsed.data = { error: 'Error found, Sensor Probe may be unattached' };
return parsed;
}
let msg_type = (payload[7] & 16) ? 'motion' : 'regular';
if (payload[8] === 1) {
var deviceAddr = mac;
var expected_packets = msbLsb(payload[16], payload[17]);
var current_packet = msbLsb(payload[18], payload[19]);
var sdata_start = 20;
if (globalDevices.hasOwnProperty(deviceAddr) || expected_packets == 1) {
if (expected_packets != 1) {
if (globalDevices[deviceAddr].last_packet_counter == current_packet) {
console.log('Duplicated message');
return;
}
if (current_packet == 1 || (globalDevices[deviceAddr].last_packet_counter > current_packet)) {
console.log('Recovering bad packet');
clear_globalDevices_stream(deviceAddr);
init_globalDevices_stream(deviceAddr, payload, expected_packets, parsed, msg_type);
globalDevices[deviceAddr].last_packet_counter = current_packet;
globalDevices[deviceAddr].data[current_packet] = payload.slice(sdata_start);
return;
}
else {
globalDevices[deviceAddr].last_packet_counter = current_packet;
globalDevices[deviceAddr].data[current_packet] = payload.slice(sdata_start);
}
}
else {
clear_globalDevices_stream(deviceAddr);
init_globalDevices_stream(deviceAddr, payload, expected_packets, parsed, msg_type);
globalDevices[deviceAddr].last_packet_counter = current_packet;
globalDevices[deviceAddr].data[current_packet] = payload.slice(sdata_start);
}
}
else {
clear_globalDevices_stream(deviceAddr);
init_globalDevices_stream(deviceAddr, payload, expected_packets, parsed, msg_type);
globalDevices[deviceAddr].last_packet_counter = current_packet;
globalDevices[deviceAddr].data[current_packet] = payload.slice(sdata_start);
}
if (current_packet == expected_packets) {
sensor_data = concat_fft_data(deviceAddr, payload[8], msg_type);
clear_globalDevices_stream(deviceAddr);
return sensor_data;
}
else {
return;
}
}
else if (payload[8] === 0 || payload[8] === 2 || payload[8] === 3) {
var odr;
switch (payload[9]) {
case 6: odr = "50Hz"; break;
case 7: odr = "100Hz"; break;
case 8: odr = "200Hz"; break;
case 9: odr = "400Hz"; break;
case 10: odr = "800Hz"; break;
case 11: odr = "1600Hz"; break;
case 12: odr = "3200Hz"; break;
case 13: odr = "6400Hz"; break;
case 14: odr = "12800Hz"; break;
case 15: odr = "25600Hz"; break;
}
return {
mode: payload[8],
msg_type: msg_type,
odr: odr,
temperature: signInt(payload.slice(10, 12).reduce(msbLsb), 16) / 100,
x_rms_ACC_G: payload.slice(12, 14).reduce(msbLsb) / 1000,
x_max_ACC_G: payload.slice(14, 16).reduce(msbLsb) / 1000,
x_velocity_mm_sec: payload.slice(16, 18).reduce(msbLsb) / 100,
x_displacement_mm: payload.slice(18, 20).reduce(msbLsb) / 100,
x_peak_one_Hz: payload.slice(20, 22).reduce(msbLsb),
x_peak_two_Hz: payload.slice(22, 24).reduce(msbLsb),
x_peak_three_Hz: payload.slice(24, 26).reduce(msbLsb),
y_rms_ACC_G: payload.slice(26, 28).reduce(msbLsb) / 1000,
y_max_ACC_G: payload.slice(28, 30).reduce(msbLsb) / 1000,
y_velocity_mm_sec: payload.slice(30, 32).reduce(msbLsb) / 100,
y_displacement_mm: payload.slice(32, 34).reduce(msbLsb) / 100,
y_peak_one_Hz: payload.slice(34, 36).reduce(msbLsb),
y_peak_two_Hz: payload.slice(36, 38).reduce(msbLsb),
y_peak_three_Hz: payload.slice(38, 40).reduce(msbLsb),
z_rms_ACC_G: payload.slice(40, 42).reduce(msbLsb) / 1000,
z_max_ACC_G: payload.slice(42, 44).reduce(msbLsb) / 1000,
z_velocity_mm_sec: payload.slice(44, 46).reduce(msbLsb) / 100,
z_displacement_mm: payload.slice(46, 48).reduce(msbLsb) / 100,
z_peak_one_Hz: payload.slice(48, 50).reduce(msbLsb),
z_peak_two_Hz: payload.slice(50, 52).reduce(msbLsb),
z_peak_three_Hz: payload.slice(52, 54).reduce(msbLsb),
rpm: payload.slice(54, 56).reduce(msbLsb),
ultrasonic_rms_dBuV: payload.slice(56, 58).reduce(msbLsb),
ultrasonic_peak_to_peak_dBuV: payload.slice(58, 60).reduce(msbLsb),
crest_factor: payload.slice(60, 62).reduce(msbLsb) / 100
};
}
};
// Export the module with all the necessary functions and properties
// that need to be called from outside the scrip
return {
type: 127,
name: 'Wireless Vibration, Ultrasound and Temperature Sensor',
parse,
get_write_buffer_size,
get_config_map,
sync_parse
};
};