These days, you could be forgiven for thinking driving an LCD from a microcontroller is easy. Cheap displays have proliferated, ready to go on breakout boards with controllers already baked in. Load ...

I am pleased to present what I have been working on today - an LCD (Liquid Crystal Display) setup using I2C with three different microcontroller boards. It was pure curiosity leading the way, pushing ...

2023年6月下旬にマイコンボード「Arduino UNO R4 Minima」が日本国内で発売になったが、姉妹機である「Arduino UNO R4 WiFi」は技術基準適合証明（技適）の事情もあり発売が遅れていた。そして4カ月たった2023年10月末、日本国内でもついに販売が始まった。既に購入し ...

Seven-segment displays and monochrome LCDs are fine for most projects, but some things simply look better in color. [John] over at the Little Bird Electronics blog recently wrote up a tutorial ...

DESCRIPTION : This project demonstrates how to interface a 4x4 matrix keypad with an LCD (16x2) display using an Arduino board. The system captures key presses from the user via the keypad and ...

Building IoT projects with touchscreens used to be a headache, involving numerous components, messy wiring, and endless troubleshooting. But the ESP32-S3 Box-3 makes things way easier. It is an all-in ...

Arduino UNO Q combines a powerful microprocessor with a dedicated microcontroller for innovative development capabilities DigiKey, the global electronic components and automation products distributor, ...