On 5/24/2017 4:30 PM, Mike Naberezny wrote: > On 5/24/17 2:02 PM, Jim Brain wrote: >> How did you resolve the 6/2 versus 8/0 or 0/8 issue as part of the >> conversion, or did that issue force the effort to stop? > > I did get the SoftBox running with the CBM-II machines. I came up > with a hack for the transceiver issue, which I explained here: > > https://github.com/mnaberez/softbox/blob/9957d6d85172937fec3eee97fdb46429e4e959cd/cbm/cbm2.asm#L233-L309 > > > It depends on careful timing to know when the SoftBox is in a certain > state. This is possible because the SoftBox doesn't use interrupts. I > don't like this solution but it does allow the unmodified SoftBox to > be used with the CBM-II machines. It would be better to modify the > SoftBox so its protocol is compatible with the 75160/75161. I also > disassembled the SoftBox BIOS so I might make that change at some point. Impressive. Did you decide on whether to create a reproduction of this unit? It sounds like a cool thing to utilize, but I assume they are scarce. Jim Message was sent through the cbm-hackers mailing listReceived on 2017-05-25 03:00:03
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