osd-contiki/cpu/cc2430/dev/adc.h

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2010-04-10 23:18:32 +02:00
/**
* \file
* Header file for ADC.
* \author
* Anthony "Asterisk" Ambuehl
*
*/
#ifndef __ADC_H
#define __ADC_H
#define ADC_DMA_CONFIG_CHANNEL 1
#define ADC_CHANNELS 8
#include "cc2430_sfr.h"
#include "dma.h"
#include "banked.h"
typedef struct adc_result
{
uint16_t adc:14;
uint16_t unused:2;
} adc_result_t;
typedef enum adc_stsel_t
{
EXT = 0, /* externally triggered by P2_0 */
CONTINUOUS = 1, /* continuous full speed conversion */
TIMER1 = 2, /* Timer 1 channel 0 compare event */
ST = 3 /* ADCCON1.ST = 1 */
} adc_stsel_t;
extern void adc_init(void) __banked;
extern void adc_single_shot(void) __banked;
extern int16_t adc_convert_result(int16_t ptr) __banked;
extern int16_t adc_get_last_conv() __banked;
extern void adc_dma_callback(void) __banked;
#ifdef HAVE_DMA
extern xDMAHandle adc_dma;
extern unsigned int *adc_dma_dest;
#endif
#endif /*__ADC_H*/