Category Archives: LEDs

Accessing GPIO from a web server

Posted on August 12, 2012 by Mark Ingram

After successfully accessing the GPIO pins from the command line, my next goal was to read and write pin values from a web site. The first step is to install a web server, and the obvious choice would normally be Apache, … Continue reading →

Posted in GPIO, Hardware, LEDs, Raspberry Pi | 3 Comments

Programmable LEDs (Basic)

Posted on July 30, 2012 by Mark Ingram

Having setup an LED to be permanently lit via the 3.3V GPIO pin, the next step is to get the LED to light on demand, via a GPIO control pin. There are several pins to choose from, I used pin … Continue reading →

Posted in Circuits, GPIO, LEDs, Raspberry Pi | Leave a comment