在这个项目中，将向您展示如何设置和编程您自己的考勤系统，该系统使用RC522 RFID reader。 整个项目中，将展示如何组合使用RFID RC522阅读器和16×2 LCD的电路。 首先展示将这些电路连接到Raspberry Pi的GPIO引脚所需的所有步骤。还将向您展示如何测试每个电路，使其 ...

The Raspberry Pi has been very popular among hobbyists and educators ever since its launch in 2011. The Raspberry Pi is a credit-card-sized single-board computer with a Broadcom BCM 2835 SoC, 256MB to ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. In honor of Pi Day, Chaim Gartenberg and I cooked up a tiny little Raspberry Pi project for yesterday ...

Makers, developers and hobbyists that enjoy building projects using the awesome Raspberry Pi mini PC may be interested in a new digital and analog expansion board called the PIIO. The PIIO has been ...

There’s also a Python library (basically a set of commands you can use to control the robot) available to go alongside the HAT, which will let you write software to control the robot parts you’ve got ...