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TDSScreenCap – A utility to take screen grabs from the serial port of a...
TDS3000 Screen capture Read more here.
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Auto power on after AC loss mechanism for PC mainboards
As many have said, when embarking on a project, it’s always the smallest details that kick your arse, and today, I’ve hit one of those. A while back, still mourning the loss of the Intel Desktop Board...
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Acquisition of an Agilent 16702B
It was only a matter of time before I was going to own one of these. Having used the 16700A on the job more than 10 years ago, it was one piece of kit I never forgot the enjoyment of using. Agilent...
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8 months later, 8OD prototypes finally completed
For those in my personal circle who’ve been bored to tears hearing about this project – no more! It’s done! Read more about it here.
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Running 8OD with the Arduino ethernet shield
The ethernet shield was always on my list of things run with 8OD, but sat in the “too hard” basket, mostly because I was afraid of a difficult software task, which in the end would turn out to be...
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Back to the Logic Analyser
Recently I started on getting the Arduino Ethernet shield working with 8OD. Aside from the pull up resistor problem which was found and fixed fairly easily, another much more ominous issue cropped up...
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Mystery character problem solved
(Continuation of this post) After about an hour of sending thousands of web requests, bingo, the mystery character appeared, and the logic analyser breakpoint I set had triggered. I was pleased to see...
View ArticleROVATools v1.2 released
After several emails received from users – I’ve released a new minor version of ROVATools There are two changes which are applicable to RTD266x platforms only. Added support for Pm25LD010 flash chip...
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Wire to board connector info
It’s one of the most uninteresting yet inescapable facets of electronics: Sodding’ connectors. I’ve added this page to detail some commonly found wire to board connectors, and how to crimp their...
View ArticleROVATool 2.0 released
(ROVATools – Main article) With the ROVA USB-TOOLS programmer expensive and sold by few vendors, in 2013 I added support for Parallel port programming, but with PCs equipped with Parallel ports...
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8OD.1 Board: Mea Culpa
Recently I started looking into the next phase of development I wanted to do on 8OD, specifically, to make a bus available on the 36-pin header and start attaching peripherals to it. As I looked back...
View Article8OD CPLD Top level schematic
(8OD – Main article) One thing I never got around to when I originally published the details of this project, was any kind of disclosure of what’s in that CPLD. The thing is, that it’s pretty much all...
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Connecting an HD44780 based character LCD to an Intel bus
I’ve been using these displays for 15 years now, but every time, that same old problem comes up: They’re just a bit annoying to interface with. The problem is pretty simple. The HD44780 is a “Motorola...
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Configuring a Cisco 877 for IPv6 on Snap/2Degrees
Recently while staying with the folks in New Zealand, I read that (their) consumer focused ISP – 2Degrees (Formerly Snap Internet) is actually offering IPv6 connectivity to customers, no strings...
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6Gb/s SATA 3.0 over eSATApd (12V/5V) cables
A number of years ago I came across an eSATA cable system known as eSATApd (5V/12V) DeLock was the first vendor I am aware of which sold these products. The key feature with this system is that it...
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Getting rid of that darn Device Information dialogue in Xeltek’s SuperPro...
A little while back I purchased Xeltek’s SuperPro 610P Universal programmer. It has the odd quirk, but overall it’s done the job. There is one thing however that has always irritated me about this...
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Building an AT2XTKB (AT to XT) keyboard adapter on prototype board
If you like me you find yourself wanting an AT2XT adapter, you may have also discovered that they are not too easy to buy pre-made. Project information here Here is one I built on prototype board,...
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Converting an IBM PC 5150 “Model A” black 115V power supply to 230V
After several weeks of head scratching, I can now power up my U.S. model IBM PC 5150, after converting its power supply from 115V input to 230V. Full details here.
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Making use of recycled Xilinx XC9500 CPLDs
If you happen to be producing boards which use Xilinx’s long discontinued classic 5V CPLDs which are purchased as scrap from the far east (which I hope you are not); You may have found that getting...
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