Articles and short tutorials on electronics, microcontrollers, Arduino, Raspberry PI, embedded systems and related topics.
This article shows how to plug the Arduino Ethernet shield into an Arduino Uno, then connect it to an Ethernet cable and finally test that the Ethernet shield is working.
These are the first things that need to be done after buying an Arduino Ethernet shield for the first time.
This article shows how to make up a cable to connect a 9V battery to an Arduino Uno.
After buying a Raspberry PI board, you will need to load an operating system, set up your keyboard, set up your screen and tweak various other settings to suit your hardware and your preferences – this article explains how.
The Raspberry PI can be operated without a network connection, keyboard, mouse and screen by connection through the serial port and running a terminal emulator on the PC. This article shows how.
When learning a new microcontroller, a good understanding of pin functions is essential. Here we look at several views of STM32F100xx microcontroller pins and functions (LQFP64).
This basic test uses an Arduino Uno to test that communications with the GT-511C3 fingerprint scanner module are working.
A radio controlled watermelon built out of parts taken from a radio controlled aeroplane (RC airplane) and a hollowed out watermelon.
Electric motor kit with multi-ratio reduction gearbox unpacking and assembly.
This article and video explain how the AH1751 hall effect latch switch behaves when manipulated by a magnet.