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- Path: FreeNet.Carleton.CA!de351
- From: de351@FreeNet.Carleton.CA (K. C. Lee)
- Newsgroups: comp.sys.amiga.hardware
- Subject: Re: Shorting parallel port?
- Date: 3 Apr 1996 22:35:03 GMT
- Organization: The National Capital FreeNet
- Sender: de351@freenet2.carleton.ca (K. C. Lee)
- Message-ID: <4juuen$4c0@freenet-news.carleton.ca>
- References: <4juboo$she@news.kth.se>
- Reply-To: de351@FreeNet.Carleton.CA (K. C. Lee)
- NNTP-Posting-Host: freenet2.carleton.ca
-
-
- Emil Brink (d94-ebr@dront.nada.kth.se) writes:
- > A (hopefully) simple question: is it harmful to short-circuit two pins in the
- > parallelport of an Amiga 1200? The program driving the port at the moment wil
- > configure one as an output, and the other as an input. My hopes are that this
-
- Why don't you connect a resistor (say 1K to 4.7K) in series ? The
- resistor is there to limit the current when one of them is driven at logic
- 0 while the other one at logic 1. When things are working properly, the
- resistor has no effects as the input port has very high impedance.
-
- K. C. Lee
-
-