电子工程专辑

手把手教你玩转ArduinoUNOR4

Arduino UNO R4是2023年推出的新一代经典开发板，搭载32位瑞萨RA4M1 Cortex-M4处理器，性能提升显著，新增Wi-Fi、DAC等实用功能。它配备了 32 kB 的 RAM 内存，48 MHz 的时钟速度，以及一个 USB-C® 接口。 这是第一款使用 32 位架构的 UNO 开发板，之前的版本基于 8 位 AVR 架构。
电子工程专辑

用Arduino的一个数字引脚，同时控制多个LEDs

Arduino WS2812B LED灯带可单独控制每个LED的亮度和颜色，提供了一种简单而酷炫的LED效果体验。 WS2812B LED灯带以串联方式组合LED灯，内嵌有放大驱动电路、振荡器和电压可编程控制芯片，可寻址，可通过一个单线接口通讯。这意味着，用户可通过Arduino板子上的一个 ...
EDN

Arduino 8×8 LED Matrix

8×8 LED Matrix modules are now widely available, and fortunately they are easy to use with our favorite Arduino microcontroller. 8×8 LED Matrix module have many applications in real life, such as ...
EDN

Arduino 4-Digit 7-segment LED Display

Recently, we published an entry-level Arduino project with a single seven-segment LED display. Although it’s an amazing DIY project, we noted that most of the readers are looking for more advanced ...
Wired

The GeekDad Arduino Guide: Getting Blinky With It

In the last installment of The GeekDad Arduino Guide, I introduced you to the Arduino hardware and why it is so cool. Now, let’s start actually using an Arduino. How do you get started? Well, first ...