BMP280 Pressure Sensor Module Replace BMP180

The BMP280 is a low-cost barometric pressure and temperature sensor that doubles as a precise altimeter (1m accuracy).Key Specifications

• Pressure Range: 300 to 1,100 hPa.
• Accuracy: 1.0 hPa (pressure), 1.0C (temperature).
• Voltage: 3.3V (5V compatible with onboard regulator).
• Communication: I2C (default address 0x76 or 0x77) and SPI.

Pinout Configuration

• VCC: Power supply.
• GND: Ground.
• SCL/SCK: Clock line.
• SDA/SDI: Data line.
• CSB: Chip Select (SPI only).
• SDO: Data Out / I2C Address select.