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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

pic and port expander

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laki101

New Member
can someone explain to me how to use a port expander on a pic
and how to program the pic to say which pin is on and which of on the port expander
 
Screen background

Hard to read. Why in heaven, white letters on a black background???
 
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