Tiny Tapeout > Tiny Tapeout Chips > Tiny Tapeout SKY 25b > 877 4 hour CPU

877 4 hour CPU

877 : 4 hour CPU

A very simple CPU, mostly inspired by Ben Eater and the game turing complete. Started 4 hours before submission deadline for no good reason.

Use RP2xxx on testing board as a memory controller and run programs.

RP2040/RP2350 on test board

#	Input	Output	Bidirectional
0	8 bit input bus	8 bit output bus	n/a
1	8 bit input bus	8 bit output bus	n/a
2	8 bit input bus	8 bit output bus	n/a
3	8 bit input bus	8 bit output bus	n/a
4	8 bit input bus	8 bit output bus	n/a
5	8 bit input bus	8 bit output bus	n/a
6	8 bit input bus	8 bit output bus	n/a
7	8 bit input bus	8 bit output bus	n/a