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 ...

Microchip社製EEPROM 512kbits 24FC512 をArduino Wireクラスで動かします。今まで、PICマイコンを主に使っていたので、C言語オンリーでコードを書いていました。arduino,M5Stackになってオブジェクト指向で書くようになったので、なかなか、苦戦しております。それでも ...

The I2C (Inter-Integrated Circuit) bus is a synchronous serial communication protocol that allows multiple electronic components (sensors, displays, memories, etc.) to be connected within the same ...

The Arduino platform offers a variety of affordable toys used by DIY enthusiasts for simple electronics projects. It is known for being easy to learn and is built on a variant of the C++ programming ...

PJON, pronounced like the iridescent sky rats found in every city, is a cool one wire protocol designed by [gioblu]. [gioblu] wasn’t impressed with the complications of I2C. He thought one-wire was ...

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 ...

The I2C (qwiic) interface for the SparkFun Fingerprint Sensor - FPC2534 Pro board is currently only supported on ESP32 and Raspberry RP2 (RP2040, RP2350) boards. The I2C implementation of the FPC2534 ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

The Arduino is a powerful platform for interfacing with the real world, but it isn’t without limits. One of those hard limits, even for the Arduino MEGA, is a finite number of pins that the ...