On Thu, May 18, 2023 at 5:05 PM Chuck Guzis via cctalk <[email protected]> wrote: > > On 5/18/23 08:48, Tony Duell via cctalk wrote: > > > I wish I'd never listened to people who said this was easy and would work > > fine. > > > > Never again. > > > > I warned you about modern open-source, didn't I?
Indeed you did. I should have listened to you. > I'm surprised that nobody suggested the Catweasel line. Probably one of > the first, if not the first, transition recorder generally available. > Ranges from the Mark I, which is an ISA device to the Mark 4, which is > PCI. Long out of production--I suspect that Jens decided that he had to > move on. Problem is that I have no ISA machines with a USB port. And nothing at all with PCI slots. > > Software for that was always open-source, yet nobody seems to remember it. > > I suspect that greasweazle appeals because it's cheap. There's also > Kyroflux, DeviceSide, FluxEngine...using MCU based designs. I am not going to try any of them. I just hope I can find some way to restore RS232 communications on this machine. As it is, I can neither do real work nor hobbies. > > The idea's the same. What I'm a bit surprised about is that there has > been no emulation of a generic floppy controller offered. It can't be > that complex; if I recall correctly the NEC 765 only used 1100 words of > microcode. I know the microcode for the DEC RX01 (FM only) which was published in the printset and the RX02 (FM and M2FM) which was never published but which I disassembled and commented were not hard to understand. -tony
