Well I finally made a working modchip for the saturn.
It has been buggin me for ever and I started the project way back a few months after hacking up a 21pin modchip in another thread and worked off and on it since then.
Took a long time just to understand the protocol for commands and data...
I need some example or information on how to access sectors on the saturn using the CDC library.
CDC_GetSctData is one function in paticular that im interested in. Im trying to figure out the commands coming from the saturn that are sent to the cd controller board. So I need some test...
Here are some notes on how I hacked the 21 pin modchip to a 20 pin Saturn. [the one available from Jandaman]
21 pin Saturn:
//mod chip legend//
*=used but not altered
+=pad selector for 4MHz clock
X=used and replaced data stream
Y=signal conditioned ;<strobe>-||-/\/\/\-GND
*1 -> IC 20...