diff options
Diffstat (limited to 'src/drivers/drv_airspeed.h')
-rw-r--r-- | src/drivers/drv_airspeed.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/drivers/drv_airspeed.h b/src/drivers/drv_airspeed.h index bffc35c62..7bb9ee2af 100644 --- a/src/drivers/drv_airspeed.h +++ b/src/drivers/drv_airspeed.h @@ -57,5 +57,14 @@ #define _AIRSPEEDIOCBASE (0x7700) #define __AIRSPEEDIOC(_n) (_IOC(_AIRSPEEDIOCBASE, _n)) +#define AIRSPEEDIOCSSCALE __AIRSPEEDIOC(0) +#define AIRSPEEDIOCGSCALE __AIRSPEEDIOC(1) + + +/** airspeed scaling factors; out = (in * Vscale) + offset */ +struct airspeed_scale { + float offset_pa; + float scale; +}; #endif /* _DRV_AIRSPEED_H */ |