ms5611_spi.h File Reference

Measurement Specialties (Intersema) MS5611-01BA and MS5607-02BA03 pressure/temperature sensor interface for SPI. More...

#include "mcu_periph/spi.h"
#include "peripherals/ms5611.h"

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Data Structures
struct	Ms5611_Spi

Functions
void	ms5611_spi_init (struct Ms5611_Spi *ms, struct spi_periph *spi_p, uint8_t addr, bool is_ms5607)
void	ms5611_spi_start_configure (struct Ms5611_Spi *ms)
void	ms5611_spi_start_conversion (struct Ms5611_Spi *ms)
void	ms5611_spi_periodic_check (struct Ms5611_Spi *ms)
	Periodic function to ensure proper delay after triggering reset or conversion. More...
void	ms5611_spi_event (struct Ms5611_Spi *ms)
static void	ms5611_spi_read (struct Ms5611_Spi *ms)
	convenience function to trigger new measurement. More...
static void	ms5611_spi_periodic (struct Ms5611_Spi *ms)
	convenience function More...

Detailed Description

Measurement Specialties (Intersema) MS5611-01BA and MS5607-02BA03 pressure/temperature sensor interface for SPI.

Definition in file ms5611_spi.h.

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Data Structure Documentation

struct Ms5611_Spi

Definition at line 36 of file ms5611_spi.h.

Collaboration diagram for Ms5611_Spi:

Data Fields
struct Ms5611Data	data
volatile bool	data_available	data ready flag
bool	initialized	config done flag
bool	is_ms5607	TRUE if MS5607, FALSE if MS5611.
int32_t	prom_cnt	number of bytes read from PROM
volatile uint8_t	rx_buf[4]
struct spi_periph *	spi_p
struct spi_transaction	spi_trans
enum Ms5611Status	status
volatile uint8_t	tx_buf[1]

Function Documentation

void ms5611_spi_event

(

struct Ms5611_Spi *

ms

)

Definition at line 133 of file ms5611_spi.c.

References Ms5611Data::c, Ms5611Data::d1, Ms5611Data::d2, Ms5611_Spi::data, Ms5611_Spi::data_available, Ms5611_Spi::initialized, Ms5611_Spi::is_ms5607, ms5607_calc(), ms5611_calc(), ms5611_prom_crc_ok(), MS5611_PROM_READ, MS5611_START_CONV_D2, MS5611_STATUS_ADC_D1, MS5611_STATUS_ADC_D2, MS5611_STATUS_CONV_D2, MS5611_STATUS_IDLE, MS5611_STATUS_PROM, MS5611_STATUS_UNINIT, Ms5611_Spi::prom_cnt, PROM_NB, Ms5611_Spi::rx_buf, Ms5611_Spi::spi_p, spi_submit(), Ms5611_Spi::spi_trans, SPITransDone, SPITransFailed, SPITransSuccess, Ms5611_Spi::status, spi_transaction::status, and Ms5611_Spi::tx_buf.

Referenced by baro_event(), and baro_ms5611_event().

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void ms5611_spi_init	(	struct Ms5611_Spi *	ms,
		struct spi_periph *	spi_p,
		uint8_t	addr,
		bool	is_ms5607
	)

Definition at line 33 of file ms5611_spi.c.

References spi_transaction::after_cb, spi_transaction::before_cb, spi_transaction::bitorder, spi_transaction::cdiv, spi_transaction::cpha, spi_transaction::cpol, Ms5611_Spi::data_available, spi_transaction::dss, Ms5611_Spi::initialized, spi_transaction::input_buf, spi_transaction::input_length, Ms5611_Spi::is_ms5607, MS5611_STATUS_UNINIT, spi_transaction::output_buf, spi_transaction::output_length, Ms5611_Spi::prom_cnt, Ms5611_Spi::rx_buf, spi_transaction::select, spi_transaction::slave_idx, Ms5611_Spi::spi_p, Ms5611_Spi::spi_trans, SPICphaEdge2, SPICpolIdleHigh, SPIDiv64, SPIDss8bit, SPIMSBFirst, SPISelectUnselect, SPITransDone, Ms5611_Spi::status, spi_transaction::status, and Ms5611_Spi::tx_buf.

Referenced by baro_init(), and baro_ms5611_init().

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static void ms5611_spi_periodic ( struct Ms5611_Spi *  ms )

inlinestatic

convenience function

Definition at line 71 of file ms5611_spi.h.

References ms5611_spi_periodic_check(), and ms5611_spi_read().

Referenced by baro_periodic().

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void ms5611_spi_periodic_check

(

struct Ms5611_Spi *

ms

)

Periodic function to ensure proper delay after triggering reset or conversion.

Should run at 100Hz max. Typical conversion time is 8.22ms at max resolution.

Definition at line 92 of file ms5611_spi.c.

References MS5611_ADC_READ, MS5611_PROM_READ, MS5611_STATUS_ADC_D1, MS5611_STATUS_ADC_D2, MS5611_STATUS_CONV_D1, MS5611_STATUS_CONV_D1_OK, MS5611_STATUS_CONV_D2, MS5611_STATUS_CONV_D2_OK, MS5611_STATUS_PROM, MS5611_STATUS_RESET, MS5611_STATUS_RESET_OK, Ms5611_Spi::prom_cnt, Ms5611_Spi::spi_p, spi_submit(), Ms5611_Spi::spi_trans, SPITransDone, Ms5611_Spi::status, spi_transaction::status, and Ms5611_Spi::tx_buf.

Referenced by baro_ms5611_periodic_check(), and ms5611_spi_periodic().

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static void ms5611_spi_read ( struct Ms5611_Spi *  ms )

inlinestatic

convenience function to trigger new measurement.

(or start configuration if not already initialized) Still need to regularly run ms5611_spi_periodic_check to complete the measurement.

Definition at line 61 of file ms5611_spi.h.

References Ms5611_Spi::initialized, ms5611_spi_start_configure(), and ms5611_spi_start_conversion().

Referenced by baro_ms5611_read(), and ms5611_spi_periodic().

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void ms5611_spi_start_configure

(

struct Ms5611_Spi *

ms

)

Definition at line 65 of file ms5611_spi.c.

References Ms5611_Spi::initialized, MS5611_SOFT_RESET, MS5611_STATUS_RESET, MS5611_STATUS_UNINIT, Ms5611_Spi::prom_cnt, Ms5611_Spi::spi_p, spi_submit(), Ms5611_Spi::spi_trans, Ms5611_Spi::status, and Ms5611_Spi::tx_buf.

Referenced by ms5611_spi_read().

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void ms5611_spi_start_conversion

(

struct Ms5611_Spi *

ms

)

Definition at line 76 of file ms5611_spi.c.

References MS5611_START_CONV_D1, MS5611_STATUS_CONV_D1, MS5611_STATUS_IDLE, Ms5611_Spi::spi_p, spi_submit(), Ms5611_Spi::spi_trans, SPITransDone, Ms5611_Spi::status, spi_transaction::status, and Ms5611_Spi::tx_buf.

Referenced by ms5611_spi_read().

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