3 pins are required to interface (two I2C and one reset). Adafruit invests time and resources providing this open source code, please support Adafruit and open-source #define SCREEN_WIDTH 128 // OLED ...

int i2c_write_buff(i2c_master_dev_handle_t dev_handle, int reg, uint8_t *buf, uint8_t len); int i2c_master_write_read_dev(i2c_master_dev_handle_t dev_handle, uint8_t *writeBuf, uint8_t writeLen, uint8 ...

Building Arduino projects with multiple sensors can unlock powerful environmental monitoring, automation, and IoT applications. From DHT11 temperature sensors to motion, gas, and light detectors, ...

MicroPython is a well-known and easy-to-use way to program microcontrollers in Python. If you’re using an Arduino Uno Q, ...

If you were to point to a single device responsible for much of Hackaday’s early success, it might be the Arduino Uno. The ...

Fun RP2040 projects you can start today The Raspberry Pi RP2040 microcontroller has inspired a wave of creative projects, from environmental monitors to laser distance sensors. With its low cost, ...