This project demonstrates how to build an RFID-based access control system using Arduino. The system integrates an RFID reader, servo motor, 16x2 LCD (I2C), three LEDs (Red, Yellow, Green), and a ...

LiquidCrystal lcd (12, 11, 5, 4, 3, 2); は、ディスプレイのピンの設定です。LCDは指定されたピンに接続されており、Arduinoがこれらのピンを介してLCDにデータを送ります。 switchPinは、スイッチが接続されているピン番号6を表します。 switchStateとprevSwitchStateは、スイッチの現在の状態と前回の状態を保持 ...

[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his ow… ...

This Arduino BASIC interpreter will make a really fun one-day project if you’ve already got the parts on hand. [Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, and ...

As promised in the first part of this article, now it is time to see in detail how we can use the Alphanumeric LCD Display in our Arduino sketches. The idea beside this project is to give a simple ...

マイコンシステム開発の要件定義から総合テストまでの工程をたどってみます。 題材としては、空調管理システムにします。 機材はいま手元にあるArduino1台とSTM32マイコン1台を使います。 Arduino UNOSTM32 実装に入る前に検証実験をおこないます 以下の3点をおこないます。 ① STM32で計測した気温 ...

The "LCD RGB Element Order" in ESP_Panel_Board_Custom.h refers to setting the properties of the LCD driver chip through commands. The image below shows the "RGB Element Order" for the ST7701.

Arduino is certainly not the most powerful or flexible embedded platform, but it’s easy, cheap and ready to go. Armed with an Arduino board and a USB cable, you can download the Arduino program and ...

The Waveshare 1.69-inch IPS touch LCD is a 1.69-inch rounded display with 240×280 resolution and a 262K color range. The display driver (ST7789V2) and touch controller (CST816T) are integrated ...