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I2c

How to use the I2C bus on an ESP32

Measuring Air Quality and CO2 with CCS811 and Arduino

Environmental Sensor with Arduino and BME280

Arduino and MAX30102 Pulse Oximeter

Measuring temperature and barometric pressure with Arduino and BMP280

How to use Arduino and 9-axis IMU L3GD20 + LSM303D

Sending and Receiving Json Formatted Data over I2C in Arduino

How to connect two Arduino by I2C bus

Read, write, or emulate NFC tags with Arduino and PN532

Control up to 12 capacitive touch sensors with Arduino and MPR121