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Development Status & Update History

Miguel Tomas Silva edited this page Apr 13, 2024 · 27 revisions

Index >> Development Status & Update History

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Last update: 15-11-2023

Status

See the hardware specifications on the Index below, to view a specific hardware revision operational status.
Nowadays, I've been coding the firmware for the first public beta stable release.

Update History

  • Hardware revision 03-2024 now has 16-bit resolution of data measurements now include the following onboard sensors:
    • DFN-8 AHT20; temperature sensor with a precision of 0.1 C;
    • DFN-8 AHT20 humidity sensor;
    • LGA-14 LSM6DS3 a 6-axis accelerometer and gyroscope;
    • TEMT6000 Luminosity Sensor;
    • SOT 23-3 reference voltage sensor;
    • BMP280 Atmospheric pressure sensor;
    • ENS120 TVOC sensor;

The sensors listed above are utilized to calculate the "Fingerprint ID" for an individual sensor value measurement during an experiment.

  • Hardware revision 10-2023 for both 12-Bit and 16-bit resolution of data measurements now includes:
    • A Digital Metal Oxide Multi-Gas Sensor. This enables TrueVOC air quality measurements with multiple outputs e.g. CO2, TVOC and, AQIs in compliance with worldwide IAQ3. This sensor has an independent sensor heater control for highest selectivity (e.g. to ethanol, toluene, acetone, NO2) with background discrimination. Read in full the datasheet here.
    • An absolute barometric pressure sensor with a relative accuracy of ±0.12 hPa. Read in full the datasheet here

The data collected from these sensors is now part of the Unique Fingerprint Identification when hashing an experimental data record.

  • ✅ The 12-Bit Smart DAQ is now fully tested and working.
    ✅ The 16-Bit Smart DAQ is now fully tested and working.


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