Hardware revision "02 2023" - aeonSolutions/openScience-Smart-DAQ-to-Upload-Live-Experimental-Data-to-a-Data-Repository GitHub Wiki
Home >> Smart DAQ Specifications >> 12-bit Smart DAQ Hardware Specifications >> Hardware revision 02-2023
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Last update: 15-11-2023
This page describes all hardware specifications for the 02-2023 revision. To goto to the Smart DAQ repository where the KiCad Files are, click here.
- QFN 56 Dual Xtensa LX7 Core Processors running up to 240MHz
- RISC V ultra-low power co-processor
- 512Kb RAM (PSRAM max 1 Gb);
- 16Mb SOIC 8 NOR SPI Flash Memory (max 1Gb);
- 2.4GHz ISM wireless connectivity;
- Up to 118 12bit ADC Multiplexed DAQ channels;
- Onboard Storage:
- 8Mb
- Authentication & Security:
- SOIC-8 ATSHA204A SHA-256 high-security hardware authentication IC for secure and unique experimental data exchange
- Power management
- DFN-6 AUR9718/ST1S09 high efficiency step-down 3.3V 1.5A DC converter;
- CN3065 4.2V Lipo Battery Management System
- USB-C connection for 5.0V 1.0A power supply from any power charger found on smartphones or tablets.
- JST SH 2 pin 1.0mm for specific power supply applications (3.3V to 5.0V 1.0A DC)
- 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;
- SOT 23-3 reference voltage sensor;
- Connectivity
- 2.4GHz WIFI
- Bluetooth & BLE
- USB-C serial communication
- Serial UART connector
- External connectivity for up to 118 sensors 12 to 16bit with onboard voltage reference analyzer with temperature compensation and automatic ADC calibration:
- 1x I2C pin terminal connector (4 pin)
- 1x ADC with 12-bit resolution (plus oversampling & digitization) digital terminal connector (3 pin)
- 1x ADC Ohmmeter connection with 12-bit resolution (plus oversampling & digitization) with manual scale selection via dip switch
- 1.69" TFT LCD Display with a resolution of 320x280 px
- Pad 1 : GND
- Pad 2 : GND
- Pad 3 : MCU IO 9
- Pad 4 : 3.31 V DC
- Pad 5 : GND
- Pad 6 : GND
- Pad 7 : MCU IO 11
- Pad 8 : MCU IO 12
- Pad 9 : MCU IO 9
- Pad 10 : MCU IO 8
- Pad 11 : MCU IO 33
- Pad 12 : GND
- RED : MCU IO 24 CH 7
- LED_BLUE : MCU IO 13 CH 2
- LED_GREEN : MCU IO 14 CH 3
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Connector Power: MCU IO 2
-
Voltage Reference: MCU IO 7
-
Channel 1 ADC: MCU IO 6
- 3 pins JST SH 1.0mm connector: 3.31V DC , GND, ADC
-
Channel 2 I2C: MCU IO 8 (SDA); MCU IO 9 (SCK)
- 4 pins JST SH 1.0mm connector : SDA, SCK, 3.31V DC, GND
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Battery Level : MCU IO 8
-
2x 2-pin battery JST SH 1.0mm connector
- Max input 5.0V DC
standard 5.0V DC USB-C connector, max 1A