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Added definition/documentation for pressure sensors

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Change-Id: I68b1bb74ebf1aceee09b6e8cbb8e37b906dbdcd0
This commit is contained in:
Mathias Agopian 2010-07-29 15:22:30 -07:00
parent 478994a758
commit 1832f55760
1 changed files with 10 additions and 0 deletions
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10
include/hardware/sensors.h
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@ -205,6 +205,13 @@ __BEGIN_DECLS
* Light sensors report a value only when it changes and each time the * Light sensors report a value only when it changes and each time the
* sensor is enabled. setDelay() is ignored. * sensor is enabled. setDelay() is ignored.
* *
* Pressure
* --------
*
* The pressure sensor value is returned in hectopascal (hPa)
*
* Pressure sensors report events at a constant rate defined by setDelay().
*
*/ */
typedef struct { typedef struct {
union { union {
@ -264,6 +271,9 @@ typedef struct sensors_event_t {
/* light in SI lux units */ /* light in SI lux units */
float light; float light;
/* pressure in hectopascal (hPa) */
float pressure;
}; };
uint32_t reserved1[4]; uint32_t reserved1[4];
} sensors_event_t; } sensors_event_t;