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add low pass filter to meas airspeed driver including logging of filtered value

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Thomas Gubler
2014-03-14 01:13:22 +01:00
parent b6a087e921
commit 0784ef9189
6 changed files with 18 additions and 6 deletions
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src/modules/uORB/topics/differential_pressure.h
+3 -2
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@@ -54,8 +54,9 @@
struct differential_pressure_s {
uint64_t timestamp; /**< microseconds since system boot, needed to integrate */
uint64_t error_count;
float differential_pressure_pa; /**< Differential pressure reading */
float max_differential_pressure_pa; /**< Maximum differential pressure reading */
float differential_pressure_pa; /**< Differential pressure reading */
float differential_pressure_filtered_pa; /**< Low pass filtered differential pressure reading */
float max_differential_pressure_pa; /**< Maximum differential pressure reading */
float voltage; /**< Voltage from analog airspeed sensors (voltage divider already compensated) */
float temperature; /**< Temperature provided by sensor */
src/modules/uORB/topics/sensor_combined.h
+3 -2
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@@ -103,8 +103,9 @@ struct sensor_combined_s {
float mcu_temp_celcius; /**< Internal temperature measurement of MCU */
uint32_t baro_counter; /**< Number of raw baro measurements taken */
float differential_pressure_pa; /**< Airspeed sensor differential pressure */
uint32_t differential_pressure_counter; /**< Number of raw differential pressure measurements taken */
float differential_pressure_pa; /**< Airspeed sensor differential pressure */
float differential_pressure_filtered_pa; /**< Low pass filtered airspeed sensor differential pressure reading */
uint32_t differential_pressure_counter; /**< Number of raw differential pressure measurements taken */
};
/**