Back in May 2014, I was privileged to get hold of a beta version of the RasPiO Duino. It’s a GPIO plug-in accessory that has an onboard ATMega chip that allows you to bring the additional power of an Arduino to the Raspberry…
Category: Articles
Using the MeArm with the Raspberry Pi
Carl Monk has blogged about his experience building and using the MeArm from Phenoptix. The MeArm is a kit made from plastic which, when assembled, gives you a robotic arm controlled using servos. Carl has developed a web interface using the Flash…
Save 50% on O’Reilly Raspberry Pi books
O’Reilly are having a sale. They have 4 Raspberry Pi-themed ‘Make’ books on offer: Getting Started with Raspberry Pi (co-written by Raspberry Pi’s own Matt Richardson) Make a Raspberry Pi-controlled Robot Raspberry Pi and AVR Projects (co-written by master hacker…
Camera flash causes reset of the Raspberry Pi 2
This is perhaps the ultimate in non-issues, but it’s worth being aware of all the same. Peter Onion has found a slight flaw in the Raspberry Pi 2. One of the chips onboard (not the main processor, one of the…
GPIO problems on the Raspberry Pi 2
EDIT/UPDATE: This issue is now resolved Simply update your Raspberry Pi to fix this issue: sudo apt-get update sudo apt-get upgrade There is currently an issue with using the GPIO pins on the Raspberry Pi 2. The issue concerns the…
Seven segment Raspberry Pi Ping-Pong
JCR Matos has created a circuit layout in Fritzing for a ping-pong game that you can reproduce for a bit of fun with your Pi. You need several components, including driver chips for the seven-segment displays. He’s included all the…
Automated mushroom cultivation with a Raspberry Pi
Kyle Gabriel grows mushrooms (the non-hallucinogenic kind!) and wanted to control the environment in which they grow to achieve a better yield. He’s now using a Pi to monitor temperature, humidity and carbon dioxide concentration. When the Pi detects an…
Overview of the Unicorn HAT on the Raspberry Pi
Matt Manning, from Raspberry Pi IV Beginners, has done a short video looking at Pimoroni’s Unicorn HAT which has an array of Neopixels that you can control direct from the Pi. If you haven’t seen the Unicorn in action, take…
WhatsApp on the Raspberry Pi
Max over at EmmeShop has posted a great tutorial on communicating with the mobile messenger app WhatsApp through the Raspberry Pi. He takes you through installing the software required (called yowsup) and then using it to send messages. It’s actually a Python…
Improved emulator performance on the Raspberry Pi 2
The Foundation have blogged about some advances in the field of emulation since the launch of the Raspberry Pi 2. According to them, the CPU performance of previous models of the Pi meant that only 3rd and 4th generation games…