github.com/Gehstock.Mist_FPGA
1
0
Fork 0
mirror of https://github.com/Gehstock/Mist_FPGA.git synced 2026-01-13 15:17:55 +00:00
Code Issues Releases Wiki Activity
Gehstock.Mist_FPGA/Computer_MiST/ITCI - Cobra_MiST
History
Gehstock b4920d3288 1
2018-10-27 14:54:23 +02:00
..
rtl
1
2018-10-27 14:54:23 +02:00
snapshot
1
2018-10-27 14:54:23 +02:00
clean.bat
1
2018-10-27 14:54:23 +02:00
Cobra_MiST.qpf
1
2018-10-27 14:54:23 +02:00
Cobra_MiST.qsf
1
2018-10-27 14:54:23 +02:00
README.txt
1
2018-10-27 14:54:23 +02:00

README.txt 

cobra-fpga
==========

Cobra computer in FPGA

Cobra is DIY home computer published around 1985 in Audio-Video magazine.

Z80 processor clocked at 3.25MHz
16KB RAM + 1KB video RAM
2KB ROM with monitor (no build-in Basic)

Pin UART_RX is cassette player input. Use simple comparator to convert analogue signal to digital (3.3V level!).

Command "L" will Start Tape Loading (not tested)

FPGA Board: Mist FPGA