Misc. Projects&Random Useless Stuff – Page 3 – Well… Mostly useless stuff, in fact !

3 (or 4 or 5)-chips Z80 SBC

I have started working on a Z80 board that would use only 3 parts (Z80, RAM, Glue logic+SIO). The Glue

As almost everybody, I have ordered a few esp8266 modules. For me, the existing examples are not using enough ressources

It took me a while to figure out what was wrong with my ProMicro… When trying to program it from

No big news regarding the STC15L204 code. I have just updated the schematic, I have simplified cabling the resistors, capacitors

zx81 on stm32 mini v3

Just an update for ChibiOS 2.6.1 of the code I have to run Libmad on the STM32F4 Discovery board. Code

Well, the STC15L204 data-sheet is not very clear on some aspects (the device is simple enough to compensate…). I almost

I have been searching for low cost wireless boards in the past few months to interface with PIR detectors &

I recently opened a SLM2008 and noticed the unpopulated header with two signal lines : looked like a RS232 header.

This one is a bit outdated (March 2009), but I have found these photos back. At the time, I had