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/* *****************************************************************************
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Created: 12/18/09 02:41:55
* Copyright (c) 2009 Perry L. Hung. All rights reserved.
*
* ****************************************************************************/
/**
* @file wiring_analog.c
*
* @brief
*/
#include "libmaple.h"
#include "wiring.h"
#include "io.h"
extern const PinMapping PIN_MAP[NR_MAPLE_PINS];
/* Assumes that the ADC has been initialized and
* that the pin is set to ANALOG_INPUT */
uint32_t analogRead(uint8_t pin) {
if (pin >= NR_ANALOG_PINS)
return 0;
return adc_read(PIN_MAP[pin].adc);
}
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