Description
Humidity, temperature and pressure sensor powered with the voltage of3.3 V or 5 VwithI2C and SPIinterface. Measuring range: temperature:-40 °C to 85 °C, humidity:0 %RH to 100 %RH, pressure:from 300 hPa to 1100 hPa.
Key features
- Default communication: I2C, configurable address
- It supports SPI communication
- It works with a voltage of 3.3 V and 5 V
- Compatible with: Raspberry Pi, Arduino, STM32
Insights
Board has a 6-pin connector with the wire in the kit. It communicates through I2C or SPI interface .
| Pin | Description |
|---|---|
| VCC | Supply voltage is 3.3 V / 5 V. |
| GND | The ground system. |
| SDA / MOSI | Pin of I2C interface's data / output data line of SPI bus. |
| SCL / SCK | Clock pin of I2C interface / clock line of the SPI bus. |
| ADDR / MISO | The pin for the I2C address selection, high - 0x77, low - 0x76 / input data line of the SPI bus. |
| CS | Not connected for I2C / Chip Select for SPI, is activated by the low status. |
Specification
- Working voltage: 3.3 V or 5 V
- Interface: I2C / SPI
- Temperature:
- measuring range: -40 °C to 85 °
- resolution: 0.01 °C
- accuracy:± 1 °C
- Humidity:
- measuring range: 0% to 100% RH
- resolution: 0,008 % RH
- accuracy:± 3% RH
- response time: 1 sec.
- delay:≤ 2 % RH
- Pressure:
- measuring range: from 300 hPa to 1100 hPa
- resolution: 0,18 PA
- accuracy:± 1 hPa
- Current consumption: up to 0.1 mA @ 1 Hz
- Dimensions: 27 x 20 mm
- The sizes of installation holes: 2 mm
Useful links |
