Evolution of TaaraESP SHT21 Wifi humidity sensor with added pressure and light sensor. The LED and programming header work the same way as the previous model. Regulated 3.3V and GPIO2 are now available via unused pins on the programming header.
Features:
- Wifi module: ESP8266-7 or ESP8266-12
- Digital humidity and temperature sensor: SHT21 or HTU21D
- Absolute Digital Pressure Sensor: MPL3115A2
- Ambient Light Sensor: TSL2561
- Pressure range: 20kPa to 110 kPa
- Supply voltage: 5V
- FTDI 0.1″ locking header for programming and debugging
- UART logic level: 3.3V
- Program button
- Status LED
- Deep sleep function: supported
- Pins
- LED: 13
- SDA: 2
- SCL: 14
- Optional enclosure: Multicomp 1603603
Resources
- Design files on github
- Arduino IDE support for ESP8266
- HTU21D Arduino Library from SparkFun
- MPL3115A2 Arduino Library from SparkFun
- TSL2561 Arduino Library from SparkFun
Status
- Waiting for boards
- Not tested
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- Schematic
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- Board layout
