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Merge branch 'master' into airspeed_scaling

sbg
Lorenz Meier 11 years ago
parent
188ec98964 3e5f0813a8
commit
17082db97e
8 changed files with 152 additions and 156 deletions
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  1. 24
      src/drivers/px4io/px4io.cpp
  2. 2
      src/modules/navigator/navigator_main.cpp
  3. 194
      src/modules/px4iofirmware/controls.c
  4. 28
      src/modules/px4iofirmware/protocol.h
  5. 1
      src/modules/px4iofirmware/px4io.h
  6. 1
      src/modules/px4iofirmware/registers.c
  7. 28
      src/modules/sensors/sensor_params.c
  8. 30
      src/modules/sensors/sensors.cpp

24
src/drivers/px4io/px4io.cpp
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@ -944,8 +944,23 @@ PX4IO::task_main() @@ -944,8 +944,23 @@ PX4IO::task_main()
int pret = io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_VBATT_SCALE, &scaling, 1);
if (pret != OK) {
log("voltage scaling upload failed");
log("vscale upload failed");
}
/* send RC throttle failsafe value to IO */
int32_t failsafe_param_val;
param_t failsafe_param = param_find("RC_FAILS_THR");
if (failsafe_param > 0) {
param_get(failsafe_param, &failsafe_param_val);
uint16_t failsafe_thr = failsafe_param_val;
pret = io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_RC_THR_FAILSAFE_US, &failsafe_thr, 1);
if (pret != OK) {
log("failsafe upload failed");
}
}
}
}
@ -1479,10 +1494,11 @@ PX4IO::io_publish_raw_rc() @@ -1479,10 +1494,11 @@ PX4IO::io_publish_raw_rc()
} else {
rc_val.input_source = RC_INPUT_SOURCE_UNKNOWN;
/* we do not know the RC input, only publish if RC OK flag is set */
/* if no raw RC, just don't publish */
if (!(_status & PX4IO_P_STATUS_FLAGS_RC_OK))
/* only keep publishing RC input if we ever got a valid input */
if (_rc_last_valid == 0) {
/* we have never seen valid RC signals, abort */
return OK;
}
}
/* lazily advertise on first publication */

2
src/modules/navigator/navigator_main.cpp
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@ -1539,7 +1539,7 @@ Navigator::check_mission_item_reached() @@ -1539,7 +1539,7 @@ Navigator::check_mission_item_reached()
/* check yaw if defined only for rotary wing except takeoff */
float yaw_err = _wrap_pi(_mission_item.yaw - _global_pos.yaw);
if (fabsf(yaw_err) < 0.05f) { /* XXX get rid of magic number */
if (fabsf(yaw_err) < 0.2f) { /* XXX get rid of magic number */
_waypoint_yaw_reached = true;
}

194
src/modules/px4iofirmware/controls.c
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@ -134,8 +134,6 @@ controls_tick() { @@ -134,8 +134,6 @@ controls_tick() {
perf_begin(c_gather_sbus);
bool sbus_status = (r_status_flags & PX4IO_P_STATUS_FLAGS_RC_SBUS);
bool sbus_failsafe, sbus_frame_drop;
bool sbus_updated = sbus_input(r_raw_rc_values, &r_raw_rc_count, &sbus_failsafe, &sbus_frame_drop, PX4IO_RC_INPUT_CHANNELS);
@ -201,94 +199,104 @@ controls_tick() { @@ -201,94 +199,104 @@ controls_tick() {
/* update RC-received timestamp */
system_state.rc_channels_timestamp_received = hrt_absolute_time();
/* do not command anything in failsafe, kick in the RC loss counter */
if (!(r_raw_rc_flags & PX4IO_P_RAW_RC_FLAGS_FAILSAFE)) {
/* update RC-received timestamp */
system_state.rc_channels_timestamp_valid = system_state.rc_channels_timestamp_received;
/* map raw inputs to mapped inputs */
/* XXX mapping should be atomic relative to protocol */
for (unsigned i = 0; i < r_raw_rc_count; i++) {
/* map the input channel */
uint16_t *conf = &r_page_rc_input_config[i * PX4IO_P_RC_CONFIG_STRIDE];
if (conf[PX4IO_P_RC_CONFIG_OPTIONS] & PX4IO_P_RC_CONFIG_OPTIONS_ENABLED) {
uint16_t raw = r_raw_rc_values[i];
int16_t scaled;
/*
* 1) Constrain to min/max values, as later processing depends on bounds.
*/
if (raw < conf[PX4IO_P_RC_CONFIG_MIN])
raw = conf[PX4IO_P_RC_CONFIG_MIN];
if (raw > conf[PX4IO_P_RC_CONFIG_MAX])
raw = conf[PX4IO_P_RC_CONFIG_MAX];
/*
* 2) Scale around the mid point differently for lower and upper range.
*
* This is necessary as they don't share the same endpoints and slope.
*
* First normalize to 0..1 range with correct sign (below or above center),
* then scale to 20000 range (if center is an actual center, -10000..10000,
* if parameters only support half range, scale to 10000 range, e.g. if
* center == min 0..10000, if center == max -10000..0).
*
* As the min and max bounds were enforced in step 1), division by zero
* cannot occur, as for the case of center == min or center == max the if
* statement is mutually exclusive with the arithmetic NaN case.
*
* DO NOT REMOVE OR ALTER STEP 1!
*/
if (raw > (conf[PX4IO_P_RC_CONFIG_CENTER] + conf[PX4IO_P_RC_CONFIG_DEADZONE])) {
scaled = 10000.0f * ((raw - conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE]) / (float)(conf[PX4IO_P_RC_CONFIG_MAX] - conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE]));
} else if (raw < (conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE])) {
scaled = 10000.0f * ((raw - conf[PX4IO_P_RC_CONFIG_CENTER] + conf[PX4IO_P_RC_CONFIG_DEADZONE]) / (float)(conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE] - conf[PX4IO_P_RC_CONFIG_MIN]));
} else {
/* in the configured dead zone, output zero */
scaled = 0;
}
/* invert channel if requested */
if (conf[PX4IO_P_RC_CONFIG_OPTIONS] & PX4IO_P_RC_CONFIG_OPTIONS_REVERSE)
scaled = -scaled;
/* update RC-received timestamp */
system_state.rc_channels_timestamp_valid = system_state.rc_channels_timestamp_received;
/* map raw inputs to mapped inputs */
/* XXX mapping should be atomic relative to protocol */
for (unsigned i = 0; i < r_raw_rc_count; i++) {
/* map the input channel */
uint16_t *conf = &r_page_rc_input_config[i * PX4IO_P_RC_CONFIG_STRIDE];
if (conf[PX4IO_P_RC_CONFIG_OPTIONS] & PX4IO_P_RC_CONFIG_OPTIONS_ENABLED) {
uint16_t raw = r_raw_rc_values[i];
int16_t scaled;
/*
* 1) Constrain to min/max values, as later processing depends on bounds.
*/
if (raw < conf[PX4IO_P_RC_CONFIG_MIN])
raw = conf[PX4IO_P_RC_CONFIG_MIN];
if (raw > conf[PX4IO_P_RC_CONFIG_MAX])
raw = conf[PX4IO_P_RC_CONFIG_MAX];
/*
* 2) Scale around the mid point differently for lower and upper range.
*
* This is necessary as they don't share the same endpoints and slope.
*
* First normalize to 0..1 range with correct sign (below or above center),
* then scale to 20000 range (if center is an actual center, -10000..10000,
* if parameters only support half range, scale to 10000 range, e.g. if
* center == min 0..10000, if center == max -10000..0).
*
* As the min and max bounds were enforced in step 1), division by zero
* cannot occur, as for the case of center == min or center == max the if
* statement is mutually exclusive with the arithmetic NaN case.
*
* DO NOT REMOVE OR ALTER STEP 1!
*/
if (raw > (conf[PX4IO_P_RC_CONFIG_CENTER] + conf[PX4IO_P_RC_CONFIG_DEADZONE])) {
scaled = 10000.0f * ((raw - conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE]) / (float)(conf[PX4IO_P_RC_CONFIG_MAX] - conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE]));
} else if (raw < (conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE])) {
scaled = 10000.0f * ((raw - conf[PX4IO_P_RC_CONFIG_CENTER] + conf[PX4IO_P_RC_CONFIG_DEADZONE]) / (float)(conf[PX4IO_P_RC_CONFIG_CENTER] - conf[PX4IO_P_RC_CONFIG_DEADZONE] - conf[PX4IO_P_RC_CONFIG_MIN]));
} else {
/* in the configured dead zone, output zero */
scaled = 0;
}
/* and update the scaled/mapped version */
unsigned mapped = conf[PX4IO_P_RC_CONFIG_ASSIGNMENT];
if (mapped < PX4IO_CONTROL_CHANNELS) {
/* invert channel if requested */
if (conf[PX4IO_P_RC_CONFIG_OPTIONS] & PX4IO_P_RC_CONFIG_OPTIONS_REVERSE) {
scaled = -scaled;
}
/* invert channel if pitch - pulling the lever down means pitching up by convention */
if (mapped == 1) /* roll, pitch, yaw, throttle, override is the standard order */
scaled = -scaled;
/* and update the scaled/mapped version */
unsigned mapped = conf[PX4IO_P_RC_CONFIG_ASSIGNMENT];
if (mapped < PX4IO_CONTROL_CHANNELS) {
r_rc_values[mapped] = SIGNED_TO_REG(scaled);
assigned_channels |= (1 << mapped);
/* invert channel if pitch - pulling the lever down means pitching up by convention */
if (mapped == 1) {
/* roll, pitch, yaw, throttle, override is the standard order */
scaled = -scaled;
}
if (mapped == 3 && r_setup_rc_thr_failsafe) {
/* throttle failsafe detection */
if (((raw < conf[PX4IO_P_RC_CONFIG_MIN]) && (raw < r_setup_rc_thr_failsafe)) ||
((raw > conf[PX4IO_P_RC_CONFIG_MAX]) && (raw > r_setup_rc_thr_failsafe))) {
r_raw_rc_flags |= PX4IO_P_RAW_RC_FLAGS_FAILSAFE;
} else {
r_raw_rc_flags &= ~(PX4IO_P_RAW_RC_FLAGS_FAILSAFE);
}
}
r_rc_values[mapped] = SIGNED_TO_REG(scaled);
assigned_channels |= (1 << mapped);
}
}
}
/* set un-assigned controls to zero */
for (unsigned i = 0; i < PX4IO_CONTROL_CHANNELS; i++) {
if (!(assigned_channels & (1 << i)))
r_rc_values[i] = 0;
/* set un-assigned controls to zero */
for (unsigned i = 0; i < PX4IO_CONTROL_CHANNELS; i++) {
if (!(assigned_channels & (1 << i))) {
r_rc_values[i] = 0;
}
}
/* set RC OK flag, as we got an update */
r_status_flags |= PX4IO_P_STATUS_FLAGS_RC_OK;
/* set RC OK flag, as we got an update */
r_status_flags |= PX4IO_P_STATUS_FLAGS_RC_OK;
/* if we have enough channels (5) to control the vehicle, the mapping is ok */
if (assigned_channels > 4) {
r_raw_rc_flags |= PX4IO_P_RAW_RC_FLAGS_MAPPING_OK;
} else {
r_raw_rc_flags &= ~(PX4IO_P_RAW_RC_FLAGS_MAPPING_OK);
}
/* if we have enough channels (5) to control the vehicle, the mapping is ok */
if (assigned_channels > 4) {
r_raw_rc_flags |= PX4IO_P_RAW_RC_FLAGS_MAPPING_OK;
} else {
r_raw_rc_flags &= ~(PX4IO_P_RAW_RC_FLAGS_MAPPING_OK);
}
/*
@ -316,8 +324,13 @@ controls_tick() { @@ -316,8 +324,13 @@ controls_tick() {
* Handle losing RC input
*/
/* this kicks in if the receiver is gone or the system went to failsafe */
if (rc_input_lost || (r_raw_rc_flags & PX4IO_P_RAW_RC_FLAGS_FAILSAFE)) {
/* if we are in failsafe, clear the override flag */
if (r_raw_rc_flags & PX4IO_P_RAW_RC_FLAGS_FAILSAFE) {
r_status_flags &= ~(PX4IO_P_STATUS_FLAGS_OVERRIDE);
}
/* this kicks in if the receiver is gone, but there is not on failsafe (indicated by separate flag) */
if (rc_input_lost) {
/* Clear the RC input status flag, clear manual override flag */
r_status_flags &= ~(
PX4IO_P_STATUS_FLAGS_OVERRIDE |
@ -326,27 +339,24 @@ controls_tick() { @@ -326,27 +339,24 @@ controls_tick() {
/* Mark all channels as invalid, as we just lost the RX */
r_rc_valid = 0;
/* Set raw channel count to zero */
r_raw_rc_count = 0;
/* Set the RC_LOST alarm */
r_status_alarms |= PX4IO_P_STATUS_ALARMS_RC_LOST;
}
/* this kicks in if the receiver is completely gone */
if (rc_input_lost) {
/* Set channel count to zero */
r_raw_rc_count = 0;
}
/*
* Check for manual override.
*
* The PX4IO_P_SETUP_ARMING_MANUAL_OVERRIDE_OK flag must be set, and we
* must have R/C input.
* must have R/C input (NO FAILSAFE!).
* Override is enabled if either the hardcoded channel / value combination
* is selected, or the AP has requested it.
*/
if ((r_setup_arming & PX4IO_P_SETUP_ARMING_MANUAL_OVERRIDE_OK) &&
(r_status_flags & PX4IO_P_STATUS_FLAGS_RC_OK)) {
(r_status_flags & PX4IO_P_STATUS_FLAGS_RC_OK) &&
!(r_raw_rc_flags & PX4IO_P_RAW_RC_FLAGS_FAILSAFE)) {
bool override = false;
@ -369,10 +379,10 @@ controls_tick() { @@ -369,10 +379,10 @@ controls_tick() {
mixer_tick();
} else {
r_status_flags &= ~PX4IO_P_STATUS_FLAGS_OVERRIDE;
r_status_flags &= ~(PX4IO_P_STATUS_FLAGS_OVERRIDE);
}
} else {
r_status_flags &= ~PX4IO_P_STATUS_FLAGS_OVERRIDE;
r_status_flags &= ~(PX4IO_P_STATUS_FLAGS_OVERRIDE);
}
}

28
src/modules/px4iofirmware/protocol.h
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@ -164,10 +164,10 @@ @@ -164,10 +164,10 @@
/* setup page */
#define PX4IO_PAGE_SETUP 50
#define PX4IO_P_SETUP_FEATURES 0
#define PX4IO_P_SETUP_FEATURES_SBUS1_OUT (1 << 0) /* enable S.Bus v1 output */
#define PX4IO_P_SETUP_FEATURES_SBUS2_OUT (1 << 1) /* enable S.Bus v2 output */
#define PX4IO_P_SETUP_FEATURES_PWM_RSSI (1 << 2) /* enable PWM RSSI parsing */
#define PX4IO_P_SETUP_FEATURES_ADC_RSSI (1 << 3) /* enable ADC RSSI parsing */
#define PX4IO_P_SETUP_FEATURES_SBUS1_OUT (1 << 0) /**< enable S.Bus v1 output */
#define PX4IO_P_SETUP_FEATURES_SBUS2_OUT (1 << 1) /**< enable S.Bus v2 output */
#define PX4IO_P_SETUP_FEATURES_PWM_RSSI (1 << 2) /**< enable PWM RSSI parsing */
#define PX4IO_P_SETUP_FEATURES_ADC_RSSI (1 << 3) /**< enable ADC RSSI parsing */
#define PX4IO_P_SETUP_ARMING 1 /* arming controls */
#define PX4IO_P_SETUP_ARMING_IO_ARM_OK (1 << 0) /* OK to arm the IO side */
@ -201,13 +201,15 @@ enum { /* DSM bind states */ @@ -201,13 +201,15 @@ enum { /* DSM bind states */
dsm_bind_send_pulses,
dsm_bind_reinit_uart
};
/* 8 */
#define PX4IO_P_SETUP_SET_DEBUG 9 /* debug level for IO board */
/* 8 */
#define PX4IO_P_SETUP_SET_DEBUG 9 /* debug level for IO board */
#define PX4IO_P_SETUP_REBOOT_BL 10 /* reboot IO into bootloader */
#define PX4IO_REBOOT_BL_MAGIC 14662 /* required argument for reboot (random) */
#define PX4IO_P_SETUP_REBOOT_BL 10 /* reboot IO into bootloader */
#define PX4IO_REBOOT_BL_MAGIC 14662 /* required argument for reboot (random) */
#define PX4IO_P_SETUP_CRC 11 /* get CRC of IO firmware */
#define PX4IO_P_SETUP_CRC 11 /* get CRC of IO firmware */
/* 12 occupied by CRC */
#define PX4IO_P_SETUP_RC_THR_FAILSAFE_US 13 /**< the throttle failsafe pulse length in microseconds */
/* autopilot control values, -10000..10000 */
#define PX4IO_PAGE_CONTROLS 51 /**< actuator control groups, one after the other, 8 wide */
@ -217,10 +219,10 @@ enum { /* DSM bind states */ @@ -217,10 +219,10 @@ enum { /* DSM bind states */
#define PX4IO_P_CONTROLS_GROUP_3 (PX4IO_PROTOCOL_MAX_CONTROL_COUNT * 3) /**< 0..PX4IO_PROTOCOL_MAX_CONTROL_COUNT - 1 */
#define PX4IO_P_CONTROLS_GROUP_VALID 64
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP0 (1 << 0) /* group 0 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP1 (1 << 1) /* group 1 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP2 (1 << 2) /* group 2 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP3 (1 << 3) /* group 3 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP0 (1 << 0) /**< group 0 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP1 (1 << 1) /**< group 1 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP2 (1 << 2) /**< group 2 is valid / received */
#define PX4IO_P_CONTROLS_GROUP_VALID_GROUP3 (1 << 3) /**< group 3 is valid / received */
/* raw text load to the mixer parser - ignores offset */
#define PX4IO_PAGE_MIXERLOAD 52

1
src/modules/px4iofirmware/px4io.h
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@ -108,6 +108,7 @@ extern uint16_t r_page_servo_disarmed[]; /* PX4IO_PAGE_DISARMED_PWM */ @@ -108,6 +108,7 @@ extern uint16_t r_page_servo_disarmed[]; /* PX4IO_PAGE_DISARMED_PWM */
#ifdef CONFIG_ARCH_BOARD_PX4IO_V1
#define r_setup_relays r_page_setup[PX4IO_P_SETUP_RELAYS]
#endif
#define r_setup_rc_thr_failsafe r_page_setup[PX4IO_P_SETUP_RC_THR_FAILSAFE_US]
#define r_control_values (&r_page_controls[0])

1
src/modules/px4iofirmware/registers.c
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@ -169,6 +169,7 @@ volatile uint16_t r_page_setup[] = @@ -169,6 +169,7 @@ volatile uint16_t r_page_setup[] =
[PX4IO_P_SETUP_SET_DEBUG] = 0,
[PX4IO_P_SETUP_REBOOT_BL] = 0,
[PX4IO_P_SETUP_CRC ... (PX4IO_P_SETUP_CRC+1)] = 0,
[PX4IO_P_SETUP_RC_THR_FAILSAFE_US] = 0,
};
#ifdef CONFIG_ARCH_BOARD_PX4IO_V2

28
src/modules/sensors/sensor_params.c
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@ -668,33 +668,11 @@ PARAM_DEFINE_FLOAT(RC_SCALE_PITCH, 0.6f); @@ -668,33 +668,11 @@ PARAM_DEFINE_FLOAT(RC_SCALE_PITCH, 0.6f);
*/
PARAM_DEFINE_FLOAT(RC_SCALE_YAW, 2.0f);
/**
* Failsafe channel mapping.
*
* @min 0
* @max 18
* @group Radio Calibration
*/
PARAM_DEFINE_INT32(RC_FS_CH, 0);
/**
* Failsafe channel mode.
*
* 0 = too low means signal loss,
* 1 = too high means signal loss
*
* @min 0
* @max 1
* @group Radio Calibration
*/
PARAM_DEFINE_INT32(RC_FS_MODE, 0);
/**
* Failsafe channel PWM threshold.
*
* @min 0
* @max 1
* @min 800
* @max 2200
* @group Radio Calibration
*/
PARAM_DEFINE_FLOAT(RC_FS_THR, 800);
PARAM_DEFINE_INT32(RC_FAILS_THR, 0);

30
src/modules/sensors/sensors.cpp
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@ -263,9 +263,7 @@ private: @@ -263,9 +263,7 @@ private:
float rc_scale_yaw;
float rc_scale_flaps;
int rc_fs_ch;
int rc_fs_mode;
float rc_fs_thr;
int32_t rc_fs_thr;
float battery_voltage_scaling;
float battery_current_scaling;
@ -313,8 +311,6 @@ private: @@ -313,8 +311,6 @@ private:
param_t rc_scale_yaw;
param_t rc_scale_flaps;
param_t rc_fs_ch;
param_t rc_fs_mode;
param_t rc_fs_thr;
param_t battery_voltage_scaling;
@ -531,9 +527,7 @@ Sensors::Sensors() : @@ -531,9 +527,7 @@ Sensors::Sensors() :
_parameter_handles.rc_scale_flaps = param_find("RC_SCALE_FLAPS");
/* RC failsafe */
_parameter_handles.rc_fs_ch = param_find("RC_FS_CH");
_parameter_handles.rc_fs_mode = param_find("RC_FS_MODE");
_parameter_handles.rc_fs_thr = param_find("RC_FS_THR");
_parameter_handles.rc_fs_thr = param_find("RC_FAILS_THR");
/* gyro offsets */
_parameter_handles.gyro_offset[0] = param_find("SENS_GYRO_XOFF");
@ -689,8 +683,6 @@ Sensors::parameters_update() @@ -689,8 +683,6 @@ Sensors::parameters_update()
param_get(_parameter_handles.rc_scale_pitch, &(_parameters.rc_scale_pitch));
param_get(_parameter_handles.rc_scale_yaw, &(_parameters.rc_scale_yaw));
param_get(_parameter_handles.rc_scale_flaps, &(_parameters.rc_scale_flaps));
param_get(_parameter_handles.rc_fs_ch, &(_parameters.rc_fs_ch));
param_get(_parameter_handles.rc_fs_mode, &(_parameters.rc_fs_mode));
param_get(_parameter_handles.rc_fs_thr, &(_parameters.rc_fs_thr));
/* update RC function mappings */
@ -1312,19 +1304,15 @@ Sensors::rc_poll() @@ -1312,19 +1304,15 @@ Sensors::rc_poll()
manual_control.aux5 = NAN;
/* require at least four channels to consider the signal valid */
if (rc_input.channel_count < 4)
if (rc_input.channel_count < 4) {
return;
}
/* failsafe check */
if (_parameters.rc_fs_ch != 0) {
if (_parameters.rc_fs_mode == 0) {
if (rc_input.values[_parameters.rc_fs_ch - 1] < _parameters.rc_fs_thr)
return;
} else if (_parameters.rc_fs_mode == 1) {
if (rc_input.values[_parameters.rc_fs_ch - 1] > _parameters.rc_fs_thr)
return;
}
/* check for failsafe */
if ((rc_input.rc_failsafe) || ((_parameters.rc_fs_thr != 0) && (((rc_input.values[_rc.function[THROTTLE]] < _parameters.min[_rc.function[THROTTLE]]) && (rc_input.values[_rc.function[THROTTLE]] < _parameters.rc_fs_thr))
|| ((rc_input.values[_rc.function[THROTTLE]] > _parameters.max[_rc.function[THROTTLE]]) && (rc_input.values[_rc.function[THROTTLE]] > _parameters.rc_fs_thr))))) {
/* do not publish manual control setpoints when there are none */
return;
}
unsigned channel_limit = rc_input.channel_count;

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