frank.lukas wrote:-> http://www.gossuin.be/index.php/archive ... t-atari-st
You need two 27C256 Eproms ...
kodak80 wrote:-> These need to be covered before you program them.
airamcruz wrote:I bought mine from https://easyeda.com/nplanel/Atari_ST_Cartridge-10329107c6f942e78c3bfcc8d2efa9a8 wich tells you that you need 27C128 roms. Anyway, each dump is 32 kB. There is plenty of room in a 128 kB rom for 32 kB.
frank.lukas wrote:Your PCB can be work with the two 27C256 when ...
LDS = Eprom Lo = Eprom Pin 22
UDS = Eprom Hi = Eprom Pin 22
ROM3 = n.c.
ROM4 = both Eproms Pin 20
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