The schematic above shows the audio circuitry from the first Raspberry Pi. On the left are inputs from a pair of BCM2385 PWM lines, and on the right is the audio jack.

We are going to setup a simple Raspberry Pi Pico based wired Panic Alarm in this tutorial. It is very practical for elderly individuals. As depicted in the above schematic, GP11 of Pico is wired to ...

The schematic is surprisingly simple, ... And while the earliest version was a Raspberry Pi Pico with a host of jumper wires, the more polished version focuses on a custom PCB and bare RP2040 chip.

As Thürmer wryly notes on the GitHub page where he's left the Blueberry Pi's schematics, this is just "another fruit single-board computer" based on the Allwinner V3s system on chip (SoC).

A Raspberry Pi 02W or a similar model capable of running the required software; A 3.5-inch LCD screen compatible with GPIO pins for displaying data; ... Simple Raspberry Pi Custom Dashboard.

But the Raspberry Pi 4 doesn’t support electronically marked cables, such as Apple’s USB-C cables or Google’s Pixel 3 cables. The device is incorrectly identified as an audio adapter accessory.

The Raspberry Pi project has now launched "Connect", the beta version of a simple remote maintenance service. Access is possible with the web browser.

The Raspberry Pi isn't terribly complicated to set up, but it's still a bit daunting to new users, especially if you've never used Linux before. Fortunately, there's now a simpler setup solution ...