rooty/LibrePilot
1
0
Fork 0
mirror of https://bitbucket.org/librepilot/librepilot.git synced 2025-02-21 11:54:15 +01:00
Code Issues Releases Activity

OP-1403 - Support HMC5983 temperature sensor/compensation

Browse Source
This commit is contained in:
Alessio Morale 2014-07-12 12:03:10 +02:00
parent 3c1b689224
commit 2a8429320d
2 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
flight/pios/common/pios_hmc5x83.c
View File

@ -135,6 +135,7 @@ static int32_t PIOS_HMC5x83_Config(const struct pios_hmc5x83_cfg *cfg)
CTRLB = 0; CTRLB = 0;
CTRLA |= (uint8_t)(cfg->M_ODR | cfg->Meas_Conf); CTRLA |= (uint8_t)(cfg->M_ODR | cfg->Meas_Conf);
CTRLA |= cfg->TempCompensation ? PIOS_HMC5x83_CTRLA_TEMP : 0;
CTRLB |= (uint8_t)(cfg->Gain); CTRLB |= (uint8_t)(cfg->Gain);
MODE |= (uint8_t)(cfg->Mode); MODE |= (uint8_t)(cfg->Mode);

9
flight/pios/inc/pios_hmc5x83.h
View File

@ -76,6 +76,8 @@
#define PIOS_HMC5x83_GAIN_5_6 0xC0 #define PIOS_HMC5x83_GAIN_5_6 0xC0
#define PIOS_HMC5x83_GAIN_8_1 0xE0 #define PIOS_HMC5x83_GAIN_8_1 0xE0
#define PIOS_HMC5x83_CTRLA_TEMP 0x40
/* Modes */ /* Modes */
#define PIOS_HMC5x83_MODE_CONTINUOUS 0x00 #define PIOS_HMC5x83_MODE_CONTINUOUS 0x00
#define PIOS_HMC5x83_MODE_SINGLE 0x01 #define PIOS_HMC5x83_MODE_SINGLE 0x01
@ -109,10 +111,11 @@ struct pios_hmc5x83_cfg {
#ifdef PIOS_HMC5x83_HAS_GPIOS #ifdef PIOS_HMC5x83_HAS_GPIOS
const struct pios_exti_cfg *exti_cfg; /* Pointer to the EXTI configuration */ const struct pios_exti_cfg *exti_cfg; /* Pointer to the EXTI configuration */
#endif #endif
uint8_t M_ODR; /* OUTPUT DATA RATE --> here below the relative define (See datasheet page 11 for more details) */ uint8_t M_ODR; // OUTPUT DATA RATE --> here below the relative define (See datasheet page 11 for more details) */
uint8_t Meas_Conf; /* Measurement Configuration,: Normal, positive bias, or negative bias --> here below the relative define */ uint8_t Meas_Conf; // Measurement Configuration,: Normal, positive bias, or negative bias --> here below the relative define */
uint8_t Gain; /* Gain Configuration, select the full scale --> here below the relative define (See datasheet page 11 for more details) */ uint8_t Gain; // Gain Configuration, select the full scale --> here below the relative define (See datasheet page 11 for more details) */
uint8_t Mode; uint8_t Mode;
bool TempCompensation; // enable temperature sensor on HMC5983 for temperature gain compensation
const struct pios_hmc5x83_io_driver *Driver; const struct pios_hmc5x83_io_driver *Driver;
}; };