Search found 3 matches

by decuser
Mon Mar 18, 2024 4:46 pm
Forum: Retro-Printer Module Bugs & Issues
Topic: Centronics Cable and Mixed up Signals
Replies: 3
Views: 8329

Re: Centronics Cable and Mixed up Signals

No worries (ha! just occurred to me that this is an Australian comment, isn't it? - good ol' Crocodile Dundee), anyway all's well that ends well :)
by decuser
Mon Mar 18, 2024 1:52 am
Forum: Retro-Printer Module Bugs & Issues
Topic: Centronics Cable and Mixed up Signals
Replies: 3
Views: 8329

Re: Centronics Cable and Mixed up Signals

OK. So... the fix was to take the adapter apart and inspect it for solder bleed. Sure enough, there was cruft bridging pins 4 & 5. I got it off with my exacto knife, put it all back together again and voila:

10 RMM ABCLMNOLMNOLMNOPQRS\]^_\]^
20 RMM abclmnolmnolmnopqrs|}~|}~
30 RMM 0123<=>?<=0 ...
by decuser
Mon Mar 18, 2024 12:19 am
Forum: Retro-Printer Module Bugs & Issues
Topic: Centronics Cable and Mixed up Signals
Replies: 3
Views: 8329

Centronics Cable and Mixed up Signals

Hi,

I bought a v3 retro printer awhile back and have just now gotten around to using it. After struggling to figure out why:

10 PRMN\ "Lmllo, orll!"
20 OO\O 10

Was being read from the port when:

10 PRINT "Hello, world!"
20 GOTO 10

Was sent. I got out a multimeter and looked at the pins on the ...