ad5592r.h

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/***************************************************************************/
#ifndef AD5592R_H_
#define AD5592R_H_
 
#include "stdint.h"
#include "ad5592r-base.h"
 
#define AD5592R_GPIO_READBACK_EN    NO_OS_BIT(10)
#define AD5592R_LDAC_READBACK_EN    NO_OS_BIT(6)
 
/*
 * ad5592r datasheet pg 8:
 * Temperature conversion takes 5us when ADC buffer enabled
 * and 20us when buffer disabled. But real world tests show they are much
 * higher. We pad additional 100us to account for the the variance in tracking
 * time.
 */
#define AD5592R_TRACING_VARIANCE_PAD    100
#define AD5592R_TEMPERATURE_TRACK_TIME_BUFFERED     (5 + AD5592R_TRACING_VARIANCE_PAD)
#define AD5592R_TEMPERATURE_TRACK_TIME_UNBUFFERED   (20 + AD5592R_TRACING_VARIANCE_PAD)
 
#define swab16(x) \
    ((((x) & 0x00ff) << 8) | \
     (((x) & 0xff00) >> 8))
 
int32_t ad5592r_write_dac(struct ad5592r_dev *dev, uint8_t chan,
              uint16_t value);
int32_t ad5592r_read_adc(struct ad5592r_dev *dev, uint8_t chan,
             uint16_t *value);
int32_t ad5592r_multi_read_adc(struct ad5592r_dev *dev,
                   uint16_t chans, uint16_t *value);
int32_t ad5592r_reg_write(struct ad5592r_dev *dev, uint8_t reg,
              uint16_t value);
int32_t ad5592r_reg_read(struct ad5592r_dev *dev, uint8_t reg,
             uint16_t *value);
int32_t ad5592r_gpio_read(struct ad5592r_dev *dev, uint8_t *value);
int32_t ad5592r_init(struct ad5592r_dev **dev,
             struct ad5592r_init_param *init_param);
int32_t ad5592r_remove(struct ad5592r_dev *dev);
int32_t ad5592r_enable_busy(struct ad5592r_dev *dev, bool enable);
int32_t ad5592r_spi_wnop_r16(struct ad5592r_dev *dev, uint16_t *buf);
 
#endif /* AD5592R_H_ */