Looking for a Motorola Universal Data Systems 212A/D manual

Brent Hilpert bhilpert at shaw.ca
Mon Dec 16 16:01:56 CST 2019


On 2019-Dec-16, at 10:35 AM, Michael Brutman via cctalk wrote:
> I ran across this modem (circa 1982) and saved it, but I have no idea on
> how to control it.  Bitsavers doesn't seem to have a manual for it.
> 
> It's a big, blue plastic box and it looks wonderful.  There is an array of
> 8 lights and 6 buttons; the HS button enables 1200 bps operation, otherwise
> it is 300 bps.  It echoes characters and responds correctly to
> DataTerminalReady not being asserted, so I think that if I can find the
> command set it might be functional.
> 
> It's a little more primitive than my original Hayes 1200 that I first got
> in 1984.  (I'm not expecting a standard command set.)  A picture of it can
> be found here:
> 
> https://photos.app.goo.gl/zWBPimcpZNUch6G28



These refs might give some clues:

	https://books.google.ca/books?id=u1cLS3rMWSwC&pg=RA2-PA1-IA15&lpg=RA2-PA1-IA15&dq=motorola+212A/D&source=bl&ots=exwzJccl5t&sig=ACfU3U2pl0FAtd80wNsCDz5MtxYdZxs4zg&hl=en&sa=X&ved=2ahUKEwjFl-_SlLvmAhXTPn0KHb1TC4YQ6AEwCHoECAsQAQ#v=onepage&q=motorola%20212A%2FD&f=false


(Switch configs for a model variation and reference to an "XXXT<CR>" escape sequence.)
	https://stason.org/TULARC/pc/modems-telephone-ISDN/M-O/MOTOROLA-INC-Modem-synchronous-asynchronous-212A-D.html


(Manuals for related products)
	https://arcelect.com/Telenetics-UDS_202T-VDC_modem.htm
	https://arcelect.com/UDS_201BC-AS_modem.htm


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