[Sussex] Keyboard Skills [Was: Check Out Tesco for a Cheap MP3 Player]

[John Crowhurst]

On Tue, February 6, 2007 18:15, Vic wrote:
>> The ASR33 uses RS232, so you could use it as a serial console as it runs
>> at the barest minimum 110 baud 5-bit no parity 1.42 (1.5) stop bit. You
>> may want to check the upper and lower voltages though. Older RS232
>> equipment could be rated at +/-120V, but the chips in the PC are rated
>> at
>> +/-12V.
>
> ASR33 and KSR33 (which was all I could afford at the time) used 20mA
> interfaces, didn't they? Or has my brain become scrambled again...?

Sorry, my brain became scrambled by wikipedia again and google giving me
wikipedia first rather than a useful page :P
http://www.pdp8.net/asr33/asr33.shtml

-- 
John Crowhurst
John's Computer Support