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ms2100.c File Reference

Driver for the ms2100 magnetic sensor from PNI. More...

#include "peripherals/ms2100.h"
#include "mcu_periph/spi.h"
#include <stdlib.h>
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#define MS2100_DIVISOR_128   2
#define MS2100_DIVISOR_256   3
#define MS2100_DIVISOR_512   4
#define MS2100_DIVISOR_1024   5
#define MS2100_DIVISOR   MS2100_DIVISOR_1024
#define Int16FromBuf(_buf, _idx)   ((int16_t)((_buf[_idx]<<8) | _buf[_idx+1]))


void ms2100_init (struct Ms2100 *ms, struct spi_periph *spi_p, uint8_t slave_idx)
void ms2100_read (struct Ms2100 *ms)
 send request to read next axis More...
void ms2100_event (struct Ms2100 *ms)


struct Ms2100 ms2100

Detailed Description

Driver for the ms2100 magnetic sensor from PNI.

Definition in file ms2100.c.

Macro Definition Documentation

#define Int16FromBuf (   _buf,
)    ((int16_t)((_buf[_idx]<<8) | _buf[_idx+1]))

Definition at line 103 of file ms2100.c.

Referenced by ms2100_event().

#define MS2100_DIVISOR   MS2100_DIVISOR_1024

Definition at line 40 of file ms2100.c.

Referenced by ms2100_read().

#define MS2100_DIVISOR_1024   5

Definition at line 37 of file ms2100.c.

#define MS2100_DIVISOR_128   2

Definition at line 34 of file ms2100.c.

#define MS2100_DIVISOR_256   3

Definition at line 35 of file ms2100.c.

#define MS2100_DIVISOR_512   4

Definition at line 36 of file ms2100.c.

Function Documentation

void ms2100_read ( struct Ms2100 ms)

send request to read next axis

Definition at line 96 of file ms2100.c.

References Ms2100::cur_axe, MS2100_DIVISOR, MS2100_SENDING_REQ, Ms2100::req_buf, Ms2100::req_trans, Ms2100::spi_p, spi_submit(), and Ms2100::status.

Referenced by ms2100_periodic().

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Variable Documentation

struct Ms2100 ms2100

Definition at line 44 of file ms2100.c.

Referenced by exti9_5_isr(), EXTINT_ISR(), imu_b2_init(), and imu_b2_periodic().