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Re: DoG's Hx Mongrel build attempt

Posted: 23 Feb 2020 22:54
by DoG
Programmed the GAL for 1.44 floppy drive. Plopped it in the socket and tested with an Epson SMD-340 (HP branded) and a Sony MPF920. So add another H4 to the list with a working 1.44 "mod". My PCBs that I ordered for the DMA buffer fix is apparently done and on its way now also.

1,44 format.jpg

Re: DoG's Hx Mongrel build attempt

Posted: 14 Mar 2020 15:30
by DoG
I finally got my dma fix boards from China. I soldered on the one and only chip but I haven't got any sockets or pinheaders at the moment so have to test this out later.
dma_fix.jpg