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rs232 serial programing

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hi does someone know how to program the com port? i only want to say that for example at pin 1 there are 5 volts and at pin 2 0 vlots. how to do that?

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AFAIK, you can't do that. You can detect that the voltage is either high or low (GetCommStatus I believe is the api call) but you can't ever tell what the voltage is...

Trying to get analog feedback on a comport are we?

Magmai Kai Holmlor
- The disgruntled & disillusioned


Edited by - Magmai Kai Holmlor on January 31, 2001 1:12:51 AM

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Guest Anonymous Poster
i want to controll a 74132 chip with the com port.
i think this is possible because i have a cd with a vb-prog which does a similar thingcan''t code. but i in vb.

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there was a thread about writing to the serial port at www.lionhead.co.uk a while ago

you''ll probably find it if you do a search there, i think the subject was ''Writing to serial port''

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