Bit Banger(s) we all have known.
pkoning at equallogic.com
Sun Aug 21 13:54:20 CDT 2005
>>>>> "Tom" == Tom Watson <sdc695 at yahoo.com> writes:
Tom> ard at p850ug1.demon.co.uk (Tony Duell) said:
>> The earliest desktop comuter I know of with a bit-banged serial
>> port is the HP9830.
>> I have never seen a bit-banged RS232 (or current loop) port on a
>> minicomputer. Anyone know of one?
Wasn't there a DEC multi-line interface that used a PDP-8 internally?
Or was used with a PDP-8???
A classmate of mine built a 4004 based PC from scratch, back in 1974.
It had a bitbanger interface, which made the boot loader rather
hairy. (Papertape was the only program load medium, apart from the
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