William Easdown

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electronics

Image showing an Adafruit Feather M4 Express board mounted to a breadboard, with jumper wires around it
Arduino

SAMD51 register access: using the True Random Number Generator

Reading Time: 3 minutes Lately, I’ve been wanting to learn how to do direct register access on the SAM family of microcontrollers. I have a SAMD51-based Adafruit Feather M4 Express board, so was looking through the SAMD51’s datasheet to work out which registers I could do something useful with while not having to dive Read more…

By weasdown, 1 yearDecember 4, 2021 ago
megaPhone

megaPhone #1: Initial Choices

Reading Time: 3 minutes So, my megaPhone project is underway! The first step in designing the phone is to get an idea of what it should do. This could range from just calls and texts to full smartphone functionality… In this case, I’ll be keeping the functionality fairly simple initially, but I’ll design the Read more…

By weasdown, 4 yearsMay 21, 2019 ago
megaPhone

megaPhone: A New Project Begins!

Reading Time: 2 minutes I’m starting a new project to build a mobile phone! Here’s my first post about it with all the details so far.

By weasdown, 4 yearsApril 26, 2019 ago
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