Apple-2-HW/micro-sci-a2-controller
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Document need for 2708 and availability of 2716/2732 version.

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Christopher RYU 2023-07-16 11:34:23 +09:00
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README.md
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@ -4,6 +4,8 @@ This is a clone of the Micro-SCI / Franklin floppy drive controller.
v0.1 is a direct clone, reverse-engineered from a Micro-SCI board. It was cross-checked with a Franklin-branded board, as well as the (belatedly discovered) official Franklin schematic (included in doc/service_and_schematics.pdf) v0.1 is a direct clone, reverse-engineered from a Micro-SCI board. It was cross-checked with a Franklin-branded board, as well as the (belatedly discovered) official Franklin schematic (included in doc/service_and_schematics.pdf)
Since it is a faithful clone, it requires a 2708 EPROM (or a different EPROM with a 2708 adaptor). A board slightly revised to use a 2716/2732 is available on the 2716 git branch.
Firmware images can be built via the Makefile in the firmware subdirectory. The build framework requires cc65. Firmware images can be built via the Makefile in the firmware subdirectory. The build framework requires cc65.
![usci](usci.png?raw=true "usci") ![usci](usci.png?raw=true "usci")