I have both PL and FTDI that work, but have both that don't. Difference seems to be whether or not flow control lines are implemented properly.
On Jan 12, 2018 7:12 PM, "John Gardner" <[email protected]> wrote: > Foo factor - The desirability of FTDI v. Prolific is polluted by the sad > > fact that FTDI has done a better job of suppressing their counterfeiters; > > this as of a few years ago, IMHO, YMMV... > > I've got Prolific devices which work, & some that don't. Rather than > fight > > it, I stick to FTDI. I've had good luck with Adafruit FTDI-based devices; > > OTOH it's been awhile since I bought one... > > Good luck. > > ... > > > On 1/12/18, Peter Vollan <[email protected]> wrote: > > Well, darn it, I thought I had succeeded, again. I got a M ->F null > > modem cable, and hooked it between the usb to serial cable and the db9 > > to db25 cable. TS DOS on my model 100 will show the directory on the > > host. Then when you try to download something, it says; no disk in > > drive. Then it turns out the the file is in the m100's directory, but > > either it is empty or it is fill of pages of "^@" with the wrong file > > at the end. I can upload most of the time, though. So close, and yet > > so far. I understand that I should not have to make my own adaptor, > > but if I do, then I will know that it is right, and the problem is > > something else. BTW I am back to using the "prolific" serial to usb > > cable, the consensus seems to be that that part does not matter. > > > > > > On 11 January 2018 at 07:45, Kurt McCullum <[email protected]> > wrote: > >> There is a pinout in the mComm manual in the members file area of > >> Club100.org. It is under my name. Brian has tested a number of off the > >> shelf > >> cables and found several that work. But if you want the pinout, check > the > >> manual I put together. > >> > >> Kurt McCullum > >> > >> > >> On Wednesday, January 10, 2018 3:48 PM, Peter Vollan > >> <[email protected]> > >> wrote: > >> > >> > >> Where can I find a diagram of the correct null modem connection for > >> the Model 100? I may make one myself to be sure to get it right. > >> > >> > > >
