dust_gp2y.c File Reference

Sharp GP2Y1010AU dust sensor interface. More...

#include "modules/meteo/dust_gp2y.h"
#include "mcu_periph/i2c.h"
#include "mcu_periph/sys_time.h"
#include "mcu_periph/uart.h"
#include "pprzlink/messages.h"
#include "subsystems/datalink/downlink.h"

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Macros
#define	GP2Y_I2C_DEV   i2c0
#define	GP2Y_SLAVE_ADDR   0xED

Functions
void	dust_gp2y_init (void)
void	dust_gp2y_periodic (void)
void	dust_gp2y_event (void)

Variables
uint8_t	dust_gp2y_status
uint16_t	dust_gp2y_density
float	dust_gp2y_density_f
struct i2c_transaction	gp2y_trans

Detailed Description

Sharp GP2Y1010AU dust sensor interface.

This reads the values for dust density from the Sharp GP2Y1010AU0F sensor through I2C (needs I2C ADC at the sensor).

Definition in file dust_gp2y.c.

Macro Definition Documentation

#define GP2Y_I2C_DEV   i2c0

Definition at line 46 of file dust_gp2y.c.

Referenced by dust_gp2y_periodic().

#define GP2Y_SLAVE_ADDR   0xED

Definition at line 49 of file dust_gp2y.c.

Referenced by dust_gp2y_periodic().

Function Documentation

void dust_gp2y_event

(

void

)

Definition at line 65 of file dust_gp2y.c.

References i2c_transaction::buf, DefaultChannel, DefaultDevice, dust_gp2y_density, dust_gp2y_density_f, gp2y_trans, I2CTransDone, I2CTransSuccess, and i2c_transaction::status.

void dust_gp2y_init

(

void

)

Definition at line 51 of file dust_gp2y.c.

References dust_gp2y_status, and DUST_GP2Y_UNINIT.

void dust_gp2y_periodic

(

void

)

Definition at line 56 of file dust_gp2y.c.

References DUST_GP2Y_IDLE, dust_gp2y_status, DUST_GP2Y_UNINIT, GP2Y_I2C_DEV, GP2Y_SLAVE_ADDR, gp2y_trans, i2c_receive(), and sys_time::nb_sec.

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Variable Documentation

uint16_t dust_gp2y_density

Definition at line 39 of file dust_gp2y.c.

Referenced by dust_gp2y_event().

float dust_gp2y_density_f

Definition at line 40 of file dust_gp2y.c.

Referenced by dust_gp2y_event().

uint8_t dust_gp2y_status

Definition at line 38 of file dust_gp2y.c.

Referenced by dust_gp2y_init(), and dust_gp2y_periodic().

struct i2c_transaction gp2y_trans

Definition at line 42 of file dust_gp2y.c.

Referenced by dust_gp2y_event(), and dust_gp2y_periodic().