[Coco] Telepak RS232 Pak
operator at coco3.com
Sat Jan 17 14:24:43 EST 2009
While we're on the subject, has anyone pushed a regular 1mhz-rated
6551 to ~1.78mhz (2mhz CoCo) with problems?
>And it will continue to work, until it has to face a genuine RS-232 interface
>in a 1974 printer. :)
Heheheh. I bet that printer dims the lights when the carriage returns.
>I think RS-232 is a good protocol myself, and I see no reason to not
>use it at
>straight TTL logic levels with short runs of good shielded cabling. Or to
>your bluetooth module on the same board, it makes absolutely perfect sense.
>But we shouldn't call it a legit RS-232, its not.
Good enough. Just a serial pak or bluetooth pak.
>But where do you get a driver for it in a diskless scenario? Or is the
>teletext rom still enabled? I had forgotten that thing even exists...
My DC Modem Pak doesn't auto-start the ROM's software. A few POKEs
from BASIC can make the pak send test data to my PC, or I have
cocotape.exe for loading simple comm programs from the PC as cassette audio.
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