Supports temperature, humidity, barometric pressure and gas detection
Supports Raspberry Pi / Raspberry Pi Pico / Arduino / ESP32 ...
| MODEL | BME280 | BME680 | BME688 | |
|---|---|---|---|---|
| DETECTION SUPPORT | Barometric pressure, Environmental temperature, Relative humidity | Barometric pressure, Environmental temperature, Relative humidity, VOC gas change detection (supports IAQ calculation in combination with the software package) | Barometric pressure, Environmental temperature, Relative humidity, VOC and VSC gas change detection (supports IAQ calculation in combination with the software package, and integrated AI function) | |
| COMMUNICATION INTERFACES | I2C and SPI | |||
| TEMPERATURE SENSING | RANGE | -40~85°C | ||
| ACCURACY | ±1.0℃ (0~65℃) | ±0.5℃ (0~65℃) | ||
| HUMIDITY SENSING | RANGE | 0~100%RH | ||
| ACCURACY | ±3%RH | |||
| BAROMETRIC PRESSURE SENSING | RANGE | 300~1100 hPa | ||
| ACCURACY | ±1.0hPa (0~65℃) | ±0.6hPa (0~65℃) | ||
| GAS SENSING | - | supports VOC gas change detection | supports VOC and VSC gas change detection | |
| DIMENSIONS | 27 × 20mm | |||
For Use With Controller Boards Like Raspberry Pi/Raspberry Pi Pico/ESP32/Arduino
| PIN | I2C | SPI |
|---|---|---|
| CS | NC | SPI chip selection, low active |
| ADDR/MISO | I2C address chip selection high level (default) address: 0x77 Shorting onboard ADDR pad, the address is 0x76 | SPI data master input/slave output |
| SCL/SCK | I2C clock | SPI clock input |
| SDA/MOSI | I2C data | SPI data master output/slave input |
| GND | Ground | |
| VCC | 3.3V/5V power supply | |
| Specifikacija nije definisana |
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