ms2100.h File Reference

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

#include "std.h"
#include "mcu_periph/spi.h"
#include "math/pprz_algebra_int.h"
#include "peripherals/ms2100_arch.h"

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Data Structures
struct	Ms2100
union	Ms2100.data

Enumerations
enum	Ms2100Status {   MS2100_IDLE , MS2100_SENDING_REQ , MS2100_GOT_EOC , MS2100_READING_RES ,   MS2100_DATA_AVAILABLE }

Functions
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
void	ms2100_event (struct Ms2100 *ms)
static void	ms2100_periodic (struct Ms2100 *ms)
void	ms2100_arch_init (void)

Variables
struct Ms2100	ms2100

Detailed Description

Driver for the ms2100 magnetic sensor from PNI.

Definition in file ms2100.h.

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Data Structure Documentation

Ms2100

struct Ms2100

Definition at line 44 of file ms2100.h.

Collaboration diagram for Ms2100:

Data Fields
volatile uint8_t	cur_axe
union Ms2100.data	data
volatile uint8_t	read_buf[2]	SPI buffer for reading a single axis.
struct spi_transaction	read_trans
volatile uint8_t	req_buf[1]	SPI buffer for the command byte.
struct spi_transaction	req_trans
struct spi_periph *	spi_p
enum Ms2100Status	status

Ms2100.data

union Ms2100.data

Definition at line 52 of file ms2100.h.

Data Fields
int16_t	value[3]	data values accessible by channel index
struct Int16Vect3	vect	data vector in mag coordinate system

Enumeration Type Documentation

Ms2100Status

enum Ms2100Status

Enumerator
MS2100_IDLE
MS2100_SENDING_REQ
MS2100_GOT_EOC
MS2100_READING_RES
MS2100_DATA_AVAILABLE

Definition at line 36 of file ms2100.h.

Function Documentation

ms2100_arch_init()

void ms2100_arch_init ( void  )

extern

Definition at line 40 of file ms2100_arch.c.

References foo, GPIO13, GPIO5, gpio_set(), GPIOB, GPIOC, and Ms2100Reset().

Referenced by ms2100_init().

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ms2100_event()

void ms2100_event ( struct Ms2100 *  ms )

extern

Definition at line 105 of file ms2100.c.

References foo, Int16FromBuf, MS2100_DATA_AVAILABLE, MS2100_GOT_EOC, MS2100_IDLE, MS2100_READING_RES, spi_submit(), SPITransDone, SPITransFailed, and SPITransSuccess.

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ms2100_init()

void ms2100_init ( struct Ms2100 *  ms, struct spi_periph *  spi_p, uint8_t  slave_idx  )

extern

Definition at line 47 of file ms2100.c.

References foo, INT_VECT3_ZERO, ms2100_arch_init(), MS2100_IDLE, ms2100_reset_cb(), Ms2100::spi_p, SPICphaEdge1, SPICpolIdleLow, SPIDiv64, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, and spi_periph::status.

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ms2100_periodic()

static void ms2100_periodic ( struct Ms2100 *  ms )

inlinestatic

Definition at line 65 of file ms2100.h.

References foo, MS2100_IDLE, and ms2100_read().

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ms2100_read()

void ms2100_read ( struct Ms2100 *  ms )

extern

send request to read next axis

Definition at line 96 of file ms2100.c.

References foo, MS2100_DIVISOR, MS2100_SENDING_REQ, and spi_submit().

Referenced by ms2100_periodic().

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Variable Documentation

ms2100

struct Ms2100 ms2100

extern

Definition at line 44 of file ms2100.c.

Referenced by exti9_5_isr().