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simple
getState.c
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/*
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* @file getState.c
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*
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* @author Andy Lindsay
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*
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* @version 0.85
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*
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* @copyright Copyright (C) Parallax, Inc. 2012. See end of file for
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* terms of use (MIT License).
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*
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* @brief getState function source, see simpletools.h for documentation.
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*
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* @detail Please submit bug reports, suggestions, and improvements to
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* this code to editor@parallax.com.
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*/
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#include "simpletools.h"
// simpletools function prototypes
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unsigned
int
get_state(
int
pin)
// getState function definition
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{
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unsigned
int
pinstate = INA;
// Copy INA
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return
(pinstate >> pin) & 1;
// Shift right, mask, return
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}
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