Articles
Power on Reset – Capacitor calculations
Note : Written up for the Z80 processor, though same principal applies to others. While power on…
Parametric Lego Fusion 360
GroClock update 1
Quick update – I have been looking at which processor to use and which Wifi module. I was…
Schmitt Trigger Oscillator
The Schmitt Trigger Inverter oscillator is a very simple oscillator which can be useful but is…
Microsoft Surface Pro 4 Repair
I was given a Surface Pro 4 to repair and was told that the user stood on it and hence the screen…
First computer experience
My very first memory of a computer was at a friends house when I was about 7 or 8 years old (in…
3D printed repair and replacement for Wooden rail track
I had two issues with my son’s Big Jig rail track. One was the railway crossing gates getting…
Why I hate Linux…
OK, so I admit that I have been a Microsoft user since DOS 2. I still think DOS 3.3 was the best…