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Electronics & Production
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QTabWidget in PySide Automatically Resize
When using PySide, a QTabWidget is handy. But the size of the QTabWidget is dictated by the largest item, even if it’s not visible. Let’s assume…
AtMega Card (Funcard) SmartCard Programming & Fuse Setup
I recently got an Atmel AtMega163-based smartcard for some side channel experiments, along with a SASEBO-W board. I owe a debt of thanks to…
Getting started with GIT Revision Control
Revision Control is the most critical part of any project involving files. Otherwise you end up with tons of directories, and naming schemes like…
High-Speed ADC with Variable Gain Amp Input
Here is an ongoing project: it’s a high-speed ADC combined with some nice input preprocessing (amplifier). It’s all controlled by a FPGA on the Avnet…
Avnet Spartan-6 LX9 Board: Or How ChipScope is your Saviour
I was recently working on a project which needed more gates than I had in my trusty current FPGA Board (Spartan3-200 on DLP-FPGA-HS). I quickly found…
Turbo Coding Tutorial
I’ve added a page on Turbo Coding, a subject I’m researching for a class at Dal. This includes a large presentation, links to reference material, and…
LPCXpresso LPC1114 J4 JTAG Pinout
I recently got an LPCXpresso board, which you can cut and make into a debugger. I wanted to use the 0.1" header (J4) and not the specified JTAG (2x10…
Interfacing to 34401A
I recently got my 34401A bench meter out of storage, and wanted it working with my computer, something I hadn’t done for several years. I forgot to…
Compass Circles
In my effort to build the calibration software for my simple Digital Compass, I’ve been working on doing tests with it. Here is a screen-shot of the…
Making AT90USBKEY Run on 5V (Easy Way)
I needed to use my AT90USBKEY at higher than 3.3V for ADC input purposes. It’s not documented in the manual, but the schematic shows they anticipated…