3 times 8 results in 16

Shift Register

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.

Tutorial for an external 8x Kernal module for the C64

There are always situations where you need a different kernel for your Commodore C64. Either to test something or because you don’t want to open the computer. And so I had the idea to build such a small plug-in card myself. And for a simple mdoul, it doesn’t even need many parts.