Grant Winney

Python

Using PullUp and PullDown Resistors on the Raspberry Pi

Using PullUp and PullDown Resistors on the Raspberry Pi

When you start out creating circuits with the Raspberry Pi and its GPIO pins, there's an unexpected but important concept to understand, called "floating". To adjust for it, you need to understand how to use pullup and pulldown resistors.

Building a Morse Code Transmitter on a Raspberry Pi

Building a Morse Code Transmitter on a Raspberry Pi

Making the Pi blink an LED a few times is thrilling, but what about building something.. more? Let's build a morse code transmitter!

Hello World for the Raspberry Pi - Making an LED Blink

Hello World for the Raspberry Pi - Making an LED Blink

I unboxed my Raspberry Pi a few weeks ago and started learning Python. Let's code the "Hello World" of the Pi, and make an LED blink.