The sad attempt to use the PCB assembly service of SeeedStudio
Many PCB service providers also offer an assembly service, which sounds very attractive especially for SMD assembled boards. And I wanted to try this out myself for a long time…
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Where am I – Track sector display for the 1541
How to get the information where the head of the floppy drive is located? I would like to present a possible way that works independently of the kernal.
3 times 8 results in 16
Before the first people start using their calculators, don’t panic. It is not about mathematics, but rather the control of 16 LEDs with only 3 wires. And all independently controllable and this only with the help of an 8-bit shift register and a CPLD. A little excursion into the VHDL world.
Firmware update for EasyGate1541-II
I found another bug in the firmware of the EasyGate-II and provided a corresponding update.
Who turned the clock…?
Every CPU needs a clock to be able to work. The Commodore C64, however, has more than one of them. I try to explain the different clocks in this article.