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mbtaylor1982 edited this page Oct 29, 2024 · 2 revisions

FAQ

Q1: Is this project a reproduction/replacement for SDMAC-02, SDMAC-04, or both?

A1: The ReSDMAC is based on what I believe are the schematics for the SDMAC-03 with my interpretation of the fixes implemented in SDMAC-04, therefore it will not implement the features of the SDMAC-02, this includes the XT/AT interface, the WTC register and terminal count features, also data acknowledge width register.

Q2: What revision of Ramsey works with the ReSDMAC ?

A2: ReSDMAC can work with either revision of Ramsey, For Ramsey Rev 7 there are no special instructions it is simply PnP. To function correctly with a REV 4 Ramsey, set the transfer mask in HDToolBox to 0x7fffffc for each partition.

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