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led lighting at a pin

I am doing a project on AUTOMATIC RAILWAY GATE SYSTEM.I want to make an led connected to a pin of port P2 of 8051 to light up when a bit of port 1 is set.How to do that.Please help

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0 ImPer Westermark over 12 years ago in reply to ImPer Westermark

"to light up when a bit of port 1 is set"

It is often better to do the reverse - lots of processors have stronger sink than source capabilities.
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0 ImPer Westermark over 12 years ago in reply to ImPer Westermark

"to light up when a bit of port 1 is set"

It is often better to do the reverse - lots of processors have stronger sink than source capabilities.
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