Wednesday, May 4, 2022

reZet80 PIONEER - 1 KiB RAM card using 2125 chips

This card can be used for the reZet80 PIONEER if you own 2125 SRAM memory chips but you don't have 2114 chips.
Eight 1024x1 SRAM chips produce an amount of 1 KiB RAM.
Bill of materials:
- reZet80 PIONEER 1 KiB RAM card PCB
- 40-pin right-angled male connector
- 8x DIP-16 socket (optional)
- 8x D2125A SRAM (or compatible 1024x1 chips)
- 9x capacitor 100 nF