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| author | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-14 08:45:52 +0200 |
|---|---|---|
| committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-14 08:45:52 +0200 |
| commit | ddc8f1fa5f5b88549af5e4f5f46c751a5f3af3ce (patch) | |
| tree | 6ee05161752b3eb1feaa3356c6316f55fc9ab904 /src/modules/sensors/sensor_params.c | |
| parent | d8004c8d2d58356ae9fce59303993ea4d76cae20 (diff) | |
| parent | f3549d775cb049bcde93c3e860c3adbad3763364 (diff) | |
| download | px4-firmware-ddc8f1fa5f5b88549af5e4f5f46c751a5f3af3ce.tar.gz px4-firmware-ddc8f1fa5f5b88549af5e4f5f46c751a5f3af3ce.tar.bz2 px4-firmware-ddc8f1fa5f5b88549af5e4f5f46c751a5f3af3ce.zip | |
Merge pull request #1159 from PX4/airspeed_test_fix
Generalized the airspeed check
Diffstat (limited to 'src/modules/sensors/sensor_params.c')
| -rw-r--r-- | src/modules/sensors/sensor_params.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/modules/sensors/sensor_params.c b/src/modules/sensors/sensor_params.c index 5deb471d6..38b190761 100644 --- a/src/modules/sensors/sensor_params.c +++ b/src/modules/sensors/sensor_params.c @@ -194,16 +194,25 @@ PARAM_DEFINE_FLOAT(SENS_ACC_ZSCALE, 1.0f); /** * Differential pressure sensor offset * + * The offset (zero-reading) in Pascal + * * @group Sensor Calibration */ PARAM_DEFINE_FLOAT(SENS_DPRES_OFF, 0.0f); /** - * Differential pressure sensor analog enabled + * Differential pressure sensor analog scaling + * + * Pick the appropriate scaling from the datasheet. + * this number defines the (linear) conversion from voltage + * to Pascal (pa). For the MPXV7002DP this is 1000. + * + * NOTE: If the sensor always registers zero, try switching + * the static and dynamic tubes. * * @group Sensor Calibration */ -PARAM_DEFINE_INT32(SENS_DPRES_ANA, 0); +PARAM_DEFINE_FLOAT(SENS_DPRES_ANSC, 0); /** |