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Merged
LukePrior merged 1 commit into from
Feb 5, 2022
Merged

xdata updates #236

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2 changes: 1 addition & 1 deletion js/tracker.js
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,7 @@ var focusID = 0;

var receiverCanvas = null;

var sondePrefix = ["RS92", "RS92-SGP", "RS92-NGP", "RS41", "RS41-SG", "RS41-SGP", "RS41-SGM", "DFM", "DFM06", "DFM09", "DFM17", "M10", "M20", "iMet-4", "iMet-54", "LMS6", "LMS6-400", "LMS6-1680", "iMS-100", "MRZ", "chase"];
var sondePrefix = ["RS92", "RS92-SGP", "RS92-NGP", "RS41", "RS41-SG", "RS41-SGP", "RS41-SGM", "DFM", "DFM06", "DFM09", "DFM17", "M10", "M20", "iMet-1", "iMet-4", "iMet-54", "LMS6", "LMS6-400", "LMS6-1680", "iMS-100", "MRZ", "chase"];
var sondeCodes = {
"07":"iMet-1", "11":"LMS6-403", "13":"RS92", "14":"RS92", "17":"DFM-09", "18":"DFM-06", "19":"MRZ-N1", "22":"RS-11G", "23":"RS41", "24":"RS41", "34":"iMet-4", "35":"iMS-100", "41":"RS41", "42":"RS41", "52":"RS92-NGP",
"54":"DFM-17", "62":"MRZ-3MK", "63":"M20", "77":"M10", "82":"LMS6-1680", "84":"iMet-54"
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68 changes: 59 additions & 9 deletions js/xdata.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,54 @@
* Authors: Mark Jessop & Luke Prior
*/

function parseOzonesonde(xdata) {
// Attempt to parse an XDATA string from an ECC Ozonesonde
// Returns an object with parameters to be added to the sondes telemetry.
//
// References:
// https://gml.noaa.gov/aftp/user/jordan/iMet%20Radiosonde%20Protocol.pdf
//
// Sample data: 01010349FDC54296 (length = 16 characters)

// Run some checks over the input
if(xdata.length != 16){
// Invalid Ozonesonde dataset
return {};
}

if(xdata.substr(0,2) !== '01'){
// Not an Ozonesonde (shouldn't get here)
return {};
}

var _output = {};

// Instrument number is common to all XDATA types.
_output['ozonesonde_instrument_number'] = parseInt(xdata.substr(2,2),16);

// Cell Current
_cell_current = parseInt(xdata.substr(4,4),16)*0.001; // micro-Amps
_output['ozonesonde_cell_current'] = Math.round(_cell_current * 1000) / 1000; // 3 DP

// Pump Temperature
_pump_temperature = parseInt(xdata.substr(8,4),16);
if ((_pump_temperature & 0x8000) > 0) {
_pump_temperature = _pump_temperature - 0x10000;
}
_pump_temperature = _pump_temperature*0.01; // Degrees C
_output['ozonesonde_pump_temperature'] = Math.round(_pump_temperature * 100) / 100; // 2 DP

// Pump Current
_pump_current = parseInt(xdata.substr(12,2),16); // mA
_output['ozondesonde_pump_current'] = Math.round(_pump_current * 10) / 10; // 1 DP

// Battery Voltage
_battery_voltage = parseInt(xdata.substr(14,2),16)*0.1; // Volts
_output['ozondesonde_battery_voltage'] = Math.round(_battery_voltage * 10) / 10; // 1 DP

return _output
}

// Pump Efficiency Correction Parameters for ECC-6A Ozone Sensor, with 3.0cm^3 volume.
// We are using these as a nominal correction value for pump efficiency vs pressure
//
Expand Down Expand Up @@ -159,36 +207,36 @@ function parseCOBALD(xdata) {
// Internal temperature
_internal_temperature = parseInt(xdata.substr(7,3),16);
if ((_internal_temperature & 0x800) > 0) {
_internal_temperature = _internal_temperature - 0x1000;
_internal_temperature = _internal_temperature - 0x1000;
}
_internal_temperature = _internal_temperature/8; // Degrees C (-40 - 50)
_output['cobald_internal_temperature'] = Math.round(_internal_temperature * 100) / 100; // 2 DP

// Blue backscatter
_blue_backscatter = parseInt(xdata.substr(10,6),16);
if ((_blue_backscatter & 0x800000) > 0) {
_blue_backscatter = _blue_backscatter - 0x1000000;
_blue_backscatter = _blue_backscatter - 0x1000000;
}
_output['cobald_blue_backscatter'] = _blue_backscatter; // (0 - 1000000)

// Red backckatter
_red_backscatter = parseInt(xdata.substr(16,6),16);
if ((_red_backscatter & 0x800000) > 0) {
_red_backscatter = _red_backscatter - 0x1000000;
_red_backscatter = _red_backscatter - 0x1000000;
}
_output['cobald_red_backscatter'] = _red_backscatter; // (0 - 1000000)

// Blue monitor
_blue_monitor = parseInt(xdata.substr(22,4),16);
if ((_blue_monitor & 0x8000) > 0) {
_blue_monitor = _blue_monitor - 0x10000;
_blue_monitor = _blue_monitor - 0x10000;
}
_output['cobald_blue_monitor'] = _blue_monitor; // (-32768 - 32767)

// Red monitor
_red_monitor = parseInt(xdata.substr(26,4),16);
if ((_red_monitor & 0x8000) > 0) {
_red_monitor = _red_monitor - 0x10000;
_red_monitor = _red_monitor - 0x10000;
}
_output['cobald_red_monitor'] = _red_monitor; // (-32768 - 32767)

Expand Down Expand Up @@ -565,10 +613,12 @@ function parseXDATA(data, pressure, temperature){
_instrument = _current_xdata.substr(0,2);

if (_instrument === '01') {
// V7
// 0102 time=1001 cnt=0 rpm=0
// 0102 time=1001 cnt=7 rpm=419
if (!_instruments.includes("V7")) _instruments.push('V7');
if (_current_xdata.length = 16) {
// Ozonesonde
_xdata_temp = parseOzonesonde(_current_xdata);
_output = Object.assign(_output,_xdata_temp);
if (!_instruments.includes("Ozonesonde")) _instruments.push('Ozonesonde');
}
} else if (_instrument === '05'){
// OIF411
_xdata_temp = parseOIF411(_current_xdata, pressure);
Expand Down