What is this mystery ISA card and how was it used? (Destek) [45:55] | Adrian's Digital Basement (youtube.com)
from cm0002@lemmy.world to retrocomputing@lemmy.sdf.org on 11 May 06:03
https://lemmy.world/post/29466741

This seems like a neat card with zero information about it, let’s investigate what it is.

– Info

Destek 1982 ISA Network Card:

S/N 10058301 00750003-001D

• Z80A CPU
• U37 - Intel 8237A-4 HIGH PERFORMANCE >PROGRAMMABLE DMA CONTROLLER
• SRAM: 2016/6116/9128 - 2048x8 bit Static RAM >(two total, 4K) Mapped into $0000
• 2732 EPROM for Z80 4K
• Z80 CTC (Clock / Timer)
• WD1933B-03 Synchronous Data Link Controller
• DB15 for network connection

DIP Switches: 9 switch block: 1-9 ON except 5 and 9 (Off) 2 switch block SW2: 1 Off 2 On

Jumper block P2: Pin 1 to 8, Pin 2 - 7 connected

#retrocomputing