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Back to forum Reply to this topic Go to last reply Posted By MCes on 2019-03-21 07:05:07  chip surrogate for 1551 C16 PLUS4 A little game for you: look at the pic and tell me how many chips are not original.... [url=https://postimg.cc/4Y6KQpm3][img]https://i.postimg.cc/4Y6KQpm3/P-20190318-153247.jpg[/img] Posted By MCes on 2019-03-21 07:06:29  Re: chip surrogate for 1551 C16 PLUS4 try this... https://i.postimg.cc/HkKQH2mb/P-20190318-153247.jpg Posted By MCes on 2019-03-23 13:29:39  Re: chip surrogate for 1551 C16 PLUS4 The non original chips are, on C16: - 2x ROM - PLA - CPU (better solution under development..) on 1551 mainboard: - CPU 6510 T - TRIPORT 6523 (6525) on 1551 paddle: - PLA - (TRIPORT 6523A-28 substitute under development) Back to top Reply to this topic Copyright © Plus/4 World Team, 2001-2024. Support Plus/4 World on Patreon