Category Archives: Engineering
Quickie Problem with STM32F103C8T6
I just ran into a quick problem with my STM32F103C8T6 that I got to play with. Whenever I tried to upload code, I kept getting this error: Error in initializing ST-Link device. Reason: No device found on target. I know … Continue reading
XBox 360 Chatpad Hacking
So I was watching an old episode of The Ben Heck Show on creating a pocket BASIC computer and in it, he mentioned using an XBox 360 Chatpad as the keyboard and reprogramming it as a serial keyboard instead. Interested, … Continue reading
Getting Started with the BeagleBone PocketBeagle
Arrow current has a sale where when you spend over $20, you get upgraded to overnight shipping for free! I saw this through an e-mail through them and I had just heard about the Pocket Beagle so I decided I’d … Continue reading
MSGEQ7 pain fun!
Several years ago I had ordered five MSGEQ7 to eventually build a graphic equalizer. During my first attempts at it, I didn’t use any capacitors and couldn’t get it to work, so I gave up. Fast forward to earlier this … Continue reading
Update on Hacking the Amazon Dash Button Rev 02
A short time ago I mentioned trying to hack the Amazon Dash Button. Well, despite looking at the data sheet for the Atmel ATSAMG55J19A-MU , all of the pins are not listed!? From the earlier post, it looks like pin … Continue reading
Portable Serial Console
I’ve thought of a fun project to try and work while waiting for my research team to get back to me: Create a portable serial console with the Arduino. This shouldn’t be too hard. I mean it’s basically a FTDI … Continue reading
Hacking the Amazon Dash Rev 02 Button
So this is just a quickie, but Amazon recently put their dash buttons on sale for $0.99 for the second birthday. Now, I’ve read that these things can be hacked to run arbitrary code, so I decided to pick up … Continue reading
Z80 Computer Time
So one of the things that I want to do is create my own computer from scratch. There are several SBC (single board computer) designs on the internet and the unofficial Z80 webpage is a great place to start if … Continue reading