2019-02-09 21:33:45 +01:00
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/*
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* adc.h
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*
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* Created on: 08.02.2019
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* Author: julian
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*/
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#ifndef ADC_H_
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#define ADC_H_
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#include <stdint.h>
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typedef uint16_t adc_sample_t;
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2019-02-13 00:05:52 +01:00
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#define ADC_BUFFER_SIZE 5
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2019-02-09 21:33:45 +01:00
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typedef struct {
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2019-02-13 00:05:52 +01:00
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2019-02-09 21:33:45 +01:00
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} adc_buffer_t;
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typedef struct adc {
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2019-02-13 15:18:38 +01:00
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//adc_sample_t buffer[ADC_BUFFER_SIZE];
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2019-02-09 21:33:45 +01:00
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2019-02-13 15:18:38 +01:00
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/*volatile uint8_t current_channel;
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2019-02-13 00:05:52 +01:00
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uint8_t * channel_map;
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2019-02-13 15:18:38 +01:00
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*/
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2019-02-09 21:33:45 +01:00
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} adc_t;
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// the adc instance
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2019-02-13 00:05:52 +01:00
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extern adc_t adc;
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2019-02-09 21:33:45 +01:00
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2019-02-13 00:05:52 +01:00
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void adc_init(uint8_t * channels);
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2019-02-09 21:33:45 +01:00
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2019-02-13 15:18:38 +01:00
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#define adc_start() do { ADCSRA |= (1<<ADSC); } while(0)
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#define adc_finished() (ADCSRA & (1<<ADIF))
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#define adc_set_channel(channel) do { ADMUX = channel; } while(0)
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#define adc_value() ADC
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2019-02-09 21:33:45 +01:00
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#endif /* ADC_H_ */
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