Careful with those PC internal printer cables; like the DVI issue, some are wired pin to pin and some wired for straight crimping.
And wasn't there a simple hack to reroute printer output to the RS-232 port? On Thu, Mar 13, 2025 at 11:14 AM Brian White <[email protected]> wrote: > I made a thing like that using a ftdi chip that does the parallel to usb. > > https://github.com/bkw777/LPT_Capture > > The device itself has a db25f plug to plug directly into the back of most > pcs, but the adapter from that to the 100 turns out to be simple. Just one > of those off the shelf generic pc motherboard parallel port cables that go > from the motherboard to the case. > bkw > > On Thu, Mar 13, 2025, 9:35 AM George Hunt <[email protected]> wrote: > >> Although a null modem cable connecting the Model 100 serial port to a PC >> can handle some tasks, there are times I need a printer. For instance- >> PRINT and SHIFT-PRINT from the panel, LPRINT and variants from a BASIC >> program, a .CO that uses any of the printer rom routines such as >> assembly listings from ZBGASM.CO with /LP. >> >> My printer (a DMP105) is probably broken beyond repair and I can't get >> ribbons for it anyway. This was my plan B: >> >> I used a Arduino Nano clone (AliExpress $2-$3), a foot of 26 conductor >> IDC ribbon cable, a crimp-on 2x13F and a USB jumper. The 2x13F goes in >> the Model 100 printer port. The USB goes to a PC running a terminal >> program such as PuTTY. The Nano is in the middle and its sketch >> (Arduino-speak for program) handles the handshake and parallel to serial >> conversion and yields a 9600b stream that's the serial replica of the >> M100 printer parallel output. On the PC the "printer" output and be >> viewed, scrolled, saved, and printed. Not quite the same as a dot-impact >> printer but quieter and faster and it doesn't need ribbons. >> >> If anyone wants to give this project a try I can provide a materials >> list, a sketch listing, a wiring diagram, and pixs. >> >> GH 3/12/25 >> >> >> >> >> >> >>
