In case you missed it, the big news is that a minimal Arduino core is up and working on the ESP32. There’s still lots left to do, but the core functionality — GPIO, UART, SPI, I2C, and WiFi — are all ...

ラズパイやArduinoでセンサーなどを使うときにI2C通信がよく使われています。この場合、ラズパイやArduinoがマスターで、センサーがスレーブになって、マスターからスレーブのデータを書き込んだり、データを読み出したりします。 センサーなどの代わりに ...

M5Stackが発売された頃に調べたときは、M5Stack（ESP32）＋Arduino IDEではI2Cスレーブ通信はできなかったと思うのですが、最近見たらできるようになっていたので忘れないように書いておこうと思います。 使い方 ...

disabling the touch and portexpander is not enough to use this library (only for display) and also use Wire library #define ESP_PANEL_DRIVERS_BUS_USE_ALL (0) #define ESP_PANEL_DRIVERS_BUS_USE_I2C (0) ...

This is the Sensirion SFM3304 library for Arduino allowing you to communicate with a SFM3304 sensor over I²C. Click here to learn more about the Sensirion SFM3304 sensor. The default I²C address of ...

Article Arduino as I²C Slave Arduino as I²C Slave The venerable I²C bus has never been more popular. Most modern microcontrollers either have a hardware I²C interface or are capable of bit-banging one ...

Assume that you are moving towards a complex microcontroller project bundled with blinkers, beepers, and a display panel. To link a standard 16×2 LCD directly with the microcontroller, for instance ...

This articles describes how you can use I2C (TWI) communication, Arduino and temperature sensors to measure 3 different temperatures. It can be very helpful when you want to measure the outside, ...

Arduino has just launched a “Plug and Make” kit designed for beginners with an Arduino UNO R4 WiFi board, several “Modulino” modules, a “Modulino” base to neatly attach the UNO R4 and modules, and ...