Paparazzi UAS  v5.15_devel-113-g1b57ff1
Paparazzi is a free software Unmanned Aircraft System.
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Modules Pages
px4flow_i2c.h File Reference
#include "std.h"
#include "mcu_periph/i2c.h"
+ Include dependency graph for px4flow_i2c.h:
+ This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures

struct  px4flow_i2c_frame
 
struct  px4flow_i2c_integral_frame
 
struct  px4flow_data
 

Enumerations

enum  Px4FlowStatus {
  PX4FLOW_FRAME_REQ, PX4FLOW_FRAME_REC, PX4FLOW_INT_FRAME_REQ, PX4FLOW_INT_FRAME_REC,
  PX4FLOW_INT_FRAME_REC_OK
}
 

Functions

void px4flow_i2c_init (void)
 Initialization function. More...
 
void px4flow_i2c_periodic (void)
 Poll px4flow for data 152 i2c frames are created per second, so the PX4FLOW can be polled at up to 150Hz (faster rate won't bring any finer resolution) More...
 
void px4flow_i2c_downlink (void)
 Downlink message for debug Copy volatile variables from the px4_i2c_frame for safety. More...
 

Variables

struct px4flow_data px4flow
 

Data Structure Documentation

struct px4flow_i2c_frame

Definition at line 44 of file px4flow_i2c.h.

Data Fields
int16_t flow_comp_m_x
int16_t flow_comp_m_y
uint16_t frame_count
int16_t ground_distance
uint8_t gyro_range
int16_t gyro_x_rate
int16_t gyro_y_rate
int16_t gyro_z_rate
int16_t pixel_flow_x_sum
int16_t pixel_flow_y_sum
int16_t qual
uint8_t sonar_timestamp
struct px4flow_i2c_integral_frame

Definition at line 60 of file px4flow_i2c.h.

Data Fields
uint16_t frame_count_since_last_readout
int16_t ground_distance
int16_t gyro_temperature
int16_t gyro_x_rate_integral
int16_t gyro_y_rate_integral
int16_t gyro_z_rate_integral
uint32_t integration_timespan
int16_t pixel_flow_x_integral
int16_t pixel_flow_y_integral
uint8_t qual
uint32_t sonar_timestamp
struct px4flow_data

Definition at line 75 of file px4flow_i2c.h.

+ Collaboration diagram for px4flow_data:
Data Fields
uint8_t addr
bool compensate_rotation
struct px4flow_i2c_frame i2c_frame
struct px4flow_i2c_integral_frame i2c_int_frame
enum Px4FlowStatus status
float stddev
struct i2c_transaction trans
bool update_agl

Enumeration Type Documentation

Enumerator
PX4FLOW_FRAME_REQ 
PX4FLOW_FRAME_REC 
PX4FLOW_INT_FRAME_REQ 
PX4FLOW_INT_FRAME_REC 
PX4FLOW_INT_FRAME_REC_OK 

Definition at line 36 of file px4flow_i2c.h.

Function Documentation

void px4flow_i2c_periodic ( void  )

Poll px4flow for data 152 i2c frames are created per second, so the PX4FLOW can be polled at up to 150Hz (faster rate won't bring any finer resolution)

Definition at line 155 of file px4flow_i2c.c.

References px4flow_data::addr, i2c_transaction::buf, px4flow_i2c_frame::flow_comp_m_x, px4flow_i2c_frame::flow_comp_m_y, px4flow_i2c_frame::frame_count, px4flow_i2c_integral_frame::frame_count_since_last_readout, px4flow_i2c_frame::ground_distance, px4flow_i2c_integral_frame::ground_distance, px4flow_i2c_frame::gyro_range, px4flow_i2c_integral_frame::gyro_temperature, px4flow_i2c_frame::gyro_x_rate, px4flow_i2c_integral_frame::gyro_x_rate_integral, px4flow_i2c_frame::gyro_y_rate, px4flow_i2c_integral_frame::gyro_y_rate_integral, px4flow_i2c_frame::gyro_z_rate, px4flow_i2c_integral_frame::gyro_z_rate_integral, px4flow_data::i2c_frame, px4flow_data::i2c_int_frame, i2c_transceive(), i2c_transmit(), I2CTransSuccess, idx, px4flow_i2c_integral_frame::integration_timespan, px4flow_i2c_integral_frame::pixel_flow_x_integral, px4flow_i2c_frame::pixel_flow_x_sum, px4flow_i2c_integral_frame::pixel_flow_y_integral, px4flow_i2c_frame::pixel_flow_y_sum, px4flow, PX4FLOW_FRAME_REC, PX4FLOW_FRAME_REQ, PX4FLOW_I2C_FRAME, px4flow_i2c_frame_cb(), PX4FLOW_I2C_FRAME_LENGTH, px4flow_i2c_int_frame_cb(), PX4FLOW_I2C_INTEGRAL_FRAME, PX4FLOW_I2C_INTEGRAL_FRAME_LENGTH, PX4FLOW_INT_FRAME_REC, PX4FLOW_INT_FRAME_REC_OK, PX4FLOW_INT_FRAME_REQ, px4flow_i2c_frame::qual, px4flow_i2c_integral_frame::qual, px4flow_i2c_frame::sonar_timestamp, px4flow_i2c_integral_frame::sonar_timestamp, px4flow_data::status, i2c_transaction::status, and px4flow_data::trans.

+ Here is the call graph for this function:

Variable Documentation