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#include "adc.h"
#include "gpio.h"
#include "wiring.h"
#include <stdio.h>
/* Indexed by pins A[0-15] */
uint32_t PIN_TO_ADC[NR_ANALOG_PINS] = {
10, // A0/D14 ADC10
11, // A1/D15 ADC11
12, // A2/D16 ADC12
13, // A3/D17 ADC13
14, // A4/D18 ADC14
15, // A5/D19 ADC15
3, // A6/D0 ADC3
2, // A7/D1 ADC2
0, // A8/D2 ADC0
1, // A9/D3 ADC1
4, // A10/D10 ADC4
7, // A11/D11 ADC7
6, // A12/D12 ADC6
5, // A13/D13 ADC5
8, // A14/D26 ADC8
9, // A15/D11 ADC9
};
/* 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_TO_ADC[pin]);
}
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