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Help with setting up analog channel select bits?

 
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orlandoG



Joined: 15 Jun 2007
Posts: 6

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Help with setting up analog channel select bits?
PostPosted: Tue Jun 08, 2010 10:30 am     Reply with quote
Hello

How would you set up the analog channel select bits as stated below?

For example I want to use AN0-AN6 and AN11 as analog. AN7-AN10 and AN12 as digital. I am using the 18F4550.

Thanks
PCM programmer



Joined: 06 Sep 2003
Posts: 21708

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PostPosted: Tue Jun 08, 2010 12:00 pm     Reply with quote
You can't do it with that PIC. The 18F4550 only has pre-configured
combinations of analog pins available for selection. You have to pick
one of the settings shown in this section of the 18F4550.h file:
Code:
// Constants used in SETUP_ADC_PORTS() are:
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