Search found 2 matches

by b18libra
Fri Feb 07, 2020 9:57 pm
Forum: Dev: Hardware
Topic: obd1 honda/gm daughterboard. 27sf512 EEPROM emulator
Replies: 19
Views: 29087

Re: obd1 honda/gm daughterboard. 27sf512 EEPROM emulator

Revised the schematic where I had some errors. Re spun the PCB using more common sram chip. Will update thread once I've got some boards in hand and done some testing. B18libra : if your capable of firmware development and willing to help I'd be happy to take the time to provide the info you asked ...
by b18libra
Fri Jan 17, 2020 1:04 am
Forum: Dev: Hardware
Topic: obd1 honda/gm daughterboard. 27sf512 EEPROM emulator
Replies: 19
Views: 29087

Re: obd1 honda/gm daughterboard. 27sf512 EEPROM emulator

Hi texasgdp754, did you get any further with this design? I saw you posted to pgmfi for assistance but it's a bit dead over there. I'm trying to comprehend your sch but it's a bit hard to build a mental image with use of all the interpage connectors. Please can you draw a high level block diagram of...