Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real operating system was to ...

Certain PIN codes are blacklisted on iOS. For example, iOS recommends you don't use 0000 or 0011, but doesn't have a problem with 0001 or 1001. But what combination of numbers are blacklisted, and ...

You may have noticed, we’re fans of the Raspberry Pi here at Hackaday. Hardly a day goes by that we don’t feature a hack that uses a Pi somewhere in the build. As useful as the Pis are, they aren’t ...

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 ...

If you do, then you're in luck, thanks to the Suptronics X1013 expansion board for the Raspberry Pi 5, which adds ten USB ...

How much can you cram into a 2.6 in x 1.2 in circuit board? You'd presume not much, but the Raspberry Foundation is trying to prove you wrong. First, it added built-in Wi-Fi to its teeny Raspberry Pi ...

This summer the Raspberry Pi Foundation launched a redesigned version of the low-cost, low-power mini-computer the team first launched two years earlier. The Model B+ had more USB port than the ...

Raspberry Pi owners looking to use higher voltages with their mini PC, might be interested in this new opto-isolator board called the Opto-pi which has been specifically designed to be used with the ...

Here are a few ways the Raspberry Pi outperforms desktops and laptops, from tiny power draw to safe sandboxes for ambitious ...