diff options
Diffstat (limited to 'src/modules/px4iofirmware/controls.c')
| -rw-r--r-- | src/modules/px4iofirmware/controls.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/modules/px4iofirmware/controls.c b/src/modules/px4iofirmware/controls.c index f630b6f2a..541eed0e1 100644 --- a/src/modules/px4iofirmware/controls.c +++ b/src/modules/px4iofirmware/controls.c @@ -50,7 +50,7 @@ #define RC_CHANNEL_HIGH_THRESH 5000 #define RC_CHANNEL_LOW_THRESH -5000 -static bool ppm_input(uint16_t *values, uint16_t *num_values); +static bool ppm_input(uint16_t *values, uint16_t *num_values, uint16_t *frame_len); static perf_counter_t c_gather_dsm; static perf_counter_t c_gather_sbus; @@ -94,7 +94,7 @@ controls_tick() { * other. Don't do that. */ - /* receive signal strenght indicator (RSSI). 0 = no connection, 1000: perfect connection */ + /* receive signal strenght indicator (RSSI). 0 = no connection, 255: perfect connection */ uint16_t rssi = 0; perf_begin(c_gather_dsm); @@ -108,7 +108,7 @@ controls_tick() { else r_status_flags &= ~PX4IO_P_STATUS_FLAGS_RC_DSM11; - rssi = 1000; + rssi = 255; } perf_end(c_gather_dsm); @@ -125,11 +125,11 @@ controls_tick() { * disable the PPM decoder completely if we have S.bus signal. */ perf_begin(c_gather_ppm); - bool ppm_updated = ppm_input(r_raw_rc_values, &r_raw_rc_count); + bool ppm_updated = ppm_input(r_raw_rc_values, &r_raw_rc_count, &r_page_status[PX4IO_P_STATUS_RC_DATA]); if (ppm_updated) { /* XXX sample RSSI properly here */ - rssi = 1000; + rssi = 255; r_status_flags |= PX4IO_P_STATUS_FLAGS_RC_PPM; } @@ -321,7 +321,7 @@ controls_tick() { } static bool -ppm_input(uint16_t *values, uint16_t *num_values) +ppm_input(uint16_t *values, uint16_t *num_values, uint16_t *frame_len) { bool result = false; @@ -345,6 +345,10 @@ ppm_input(uint16_t *values, uint16_t *num_values) /* clear validity */ ppm_last_valid_decode = 0; + /* store PPM frame length */ + if (num_values) + *frame_len = ppm_frame_length; + /* good if we got any channels */ result = (*num_values > 0); } |