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-rw-r--r--src/modules/sensors/sensor_params.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/modules/sensors/sensor_params.c b/src/modules/sensors/sensor_params.c
index 5deb471d6..6b90a1239 100644
--- a/src/modules/sensors/sensor_params.c
+++ b/src/modules/sensors/sensor_params.c
@@ -194,16 +194,22 @@ 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).
*
* @group Sensor Calibration
*/
-PARAM_DEFINE_INT32(SENS_DPRES_ANA, 0);
+PARAM_DEFINE_FLOAT(SENS_DPRES_ANSC, 0);
/**