diff options
Diffstat (limited to 'src/drivers/drv_pwm_output.h')
-rw-r--r-- | src/drivers/drv_pwm_output.h | 64 |
1 files changed, 56 insertions, 8 deletions
diff --git a/src/drivers/drv_pwm_output.h b/src/drivers/drv_pwm_output.h index 94e923d71..3357e67a5 100644 --- a/src/drivers/drv_pwm_output.h +++ b/src/drivers/drv_pwm_output.h @@ -65,6 +65,26 @@ __BEGIN_DECLS #define PWM_OUTPUT_MAX_CHANNELS 16 /** + * Minimum PWM in us + */ +#define PWM_MIN 900 + +/** + * Highest PWM allowed as the minimum PWM + */ +#define PWM_HIGHEST_MIN 1300 + +/** + * Maximum PWM in us + */ +#define PWM_MAX 2100 + +/** + * Lowest PWM allowed as the maximum PWM + */ +#define PWM_LOWEST_MAX 1700 + +/** * Servo output signal type, value is actual servo output pulse * width in microseconds. */ @@ -79,6 +99,7 @@ typedef uint16_t servo_position_t; struct pwm_output_values { /** desired pulse widths for each of the supported channels */ servo_position_t values[PWM_OUTPUT_MAX_CHANNELS]; + unsigned channel_count; }; /* @@ -100,29 +121,56 @@ ORB_DECLARE(output_pwm); /** disarm all servo outputs (stop generating pulses) */ #define PWM_SERVO_DISARM _IOC(_PWM_SERVO_BASE, 1) +/** get default servo update rate */ +#define PWM_SERVO_GET_DEFAULT_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 2) + /** set alternate servo update rate */ -#define PWM_SERVO_SET_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 2) +#define PWM_SERVO_SET_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 3) + +/** get alternate servo update rate */ +#define PWM_SERVO_GET_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 4) /** get the number of servos in *(unsigned *)arg */ -#define PWM_SERVO_GET_COUNT _IOC(_PWM_SERVO_BASE, 3) +#define PWM_SERVO_GET_COUNT _IOC(_PWM_SERVO_BASE, 5) /** selects servo update rates, one bit per servo. 0 = default (50Hz), 1 = alternate */ -#define PWM_SERVO_SELECT_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 4) +#define PWM_SERVO_SET_SELECT_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 6) + +/** check the selected update rates */ +#define PWM_SERVO_GET_SELECT_UPDATE_RATE _IOC(_PWM_SERVO_BASE, 7) /** set the 'ARM ok' bit, which activates the safety switch */ -#define PWM_SERVO_SET_ARM_OK _IOC(_PWM_SERVO_BASE, 5) +#define PWM_SERVO_SET_ARM_OK _IOC(_PWM_SERVO_BASE, 8) /** clear the 'ARM ok' bit, which deactivates the safety switch */ -#define PWM_SERVO_CLEAR_ARM_OK _IOC(_PWM_SERVO_BASE, 6) +#define PWM_SERVO_CLEAR_ARM_OK _IOC(_PWM_SERVO_BASE, 9) /** start DSM bind */ -#define DSM_BIND_START _IOC(_PWM_SERVO_BASE, 7) +#define DSM_BIND_START _IOC(_PWM_SERVO_BASE, 10) #define DSM2_BIND_PULSES 3 /* DSM_BIND_START ioctl parameter, pulses required to start dsm2 pairing */ #define DSMX_BIND_PULSES 7 /* DSM_BIND_START ioctl parameter, pulses required to start dsmx pairing */ -/** Power up DSM receiver */ -#define DSM_BIND_POWER_UP _IOC(_PWM_SERVO_BASE, 8) +/** power up DSM receiver */ +#define DSM_BIND_POWER_UP _IOC(_PWM_SERVO_BASE, 11) + +/** set the PWM value when disarmed - should be no PWM (zero) by default */ +#define PWM_SERVO_SET_DISARMED_PWM _IOC(_PWM_SERVO_BASE, 12) + +/** get the PWM value when disarmed */ +#define PWM_SERVO_GET_DISARMED_PWM _IOC(_PWM_SERVO_BASE, 13) + +/** set the minimum PWM value the output will send */ +#define PWM_SERVO_SET_MIN_PWM _IOC(_PWM_SERVO_BASE, 14) + +/** get the minimum PWM value the output will send */ +#define PWM_SERVO_GET_MIN_PWM _IOC(_PWM_SERVO_BASE, 15) + +/** set the maximum PWM value the output will send */ +#define PWM_SERVO_SET_MAX_PWM _IOC(_PWM_SERVO_BASE, 16) + +/** get the maximum PWM value the output will send */ +#define PWM_SERVO_GET_MAX_PWM _IOC(_PWM_SERVO_BASE, 17) /** set a single servo to a specific value */ #define PWM_SERVO_SET(_servo) _IOC(_PWM_SERVO_BASE, 0x20 + _servo) |