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Minor but important fixes across system

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This commit is contained in:
Lorenz Meier
2012-08-08 18:47:46 +02:00
parent 7a6a4b9352
commit 7a912a3fe4
8 changed files with 243 additions and 160 deletions
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apps/ardrone_control/ardrone_control.c
+26 -18
View File
@@ -166,6 +166,9 @@ int ardrone_control_main(int argc, char *argv[])
ar_init_motors(ardrone_write, &gpios);
int counter = 0;
/* Led animation */
int led_counter = 0;
/* pthread for position control */
pthread_t position_control_thread;
position_control_thread_started = false;
@@ -223,41 +226,46 @@ int ardrone_control_main(int argc, char *argv[])
}
//fancy led animation...
static int blubb = 0;
if (counter % 30 == 0) {
if (led_counter == 0) ar_set_leds(ardrone_write, 0, 1, 0, 0, 0, 0, 0 , 0);
if (counter % 20 == 0) {
if (blubb == 0) ar_set_leds(ardrone_write, 0, 1, 0, 0, 0, 0, 0 , 0);
if (led_counter == 1) ar_set_leds(ardrone_write, 1, 1, 0, 0, 0, 0, 0 , 0);
if (blubb == 1) ar_set_leds(ardrone_write, 1, 1, 0, 0, 0, 0, 0 , 0);
if (led_counter == 2) ar_set_leds(ardrone_write, 1, 0, 0, 0, 0, 0, 0 , 0);
if (blubb == 2) ar_set_leds(ardrone_write, 1, 0, 0, 0, 0, 0, 0 , 0);
if (led_counter == 3) ar_set_leds(ardrone_write, 0, 0, 0, 1, 0, 0, 0 , 0);
if (blubb == 3) ar_set_leds(ardrone_write, 0, 0, 0, 1, 0, 0, 0 , 0);
if (led_counter == 4) ar_set_leds(ardrone_write, 0, 0, 1, 1, 0, 0, 0 , 0);
if (blubb == 4) ar_set_leds(ardrone_write, 0, 0, 1, 1, 0, 0, 0 , 0);
if (led_counter == 5) ar_set_leds(ardrone_write, 0, 0, 1, 0, 0, 0, 0 , 0);
if (blubb == 5) ar_set_leds(ardrone_write, 0, 0, 1, 0, 0, 0, 0 , 0);
if (led_counter == 6) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 1, 0 , 0);
if (blubb == 6) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 1, 0 , 0);
if (led_counter == 7) ar_set_leds(ardrone_write, 0, 0, 0, 0, 1, 1, 0 , 0);
if (blubb == 7) ar_set_leds(ardrone_write, 0, 0, 0, 0, 1, 1, 0 , 0);
if (led_counter == 8) ar_set_leds(ardrone_write, 0, 0, 0, 0, 1, 0, 0 , 0);
if (blubb == 8) ar_set_leds(ardrone_write, 0, 0, 0, 0, 1, 0, 0 , 0);
if (led_counter == 9) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 0, 0 , 1);
if (blubb == 9) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 0, 0 , 1);
if (led_counter == 10) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 0, 1 , 1);
if (blubb == 10) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 0, 1 , 1);
if (led_counter == 11) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 0, 1 , 0);
if (blubb == 11) ar_set_leds(ardrone_write, 0, 0, 0, 0, 0, 0, 1 , 0);
led_counter++;
blubb++;
if (blubb == 12) blubb = 0;
if (led_counter == 12) led_counter = 0;
}
/* run at approximately 200 Hz */
usleep(5000);
// This is a hardcore debug code piece to validate
// the motor interface
// uint8_t motorSpeedBuf[5] = {1, 2, 3, 4, 5};
// ar_get_motor_packet(motorSpeedBuf, 20, 20, 20, 20);
// write(ardrone_write, motorSpeedBuf, 5);
// usleep(15000);
counter++;
}
apps/ardrone_control/ardrone_motor_control.c
+12 -8
View File
@@ -33,7 +33,8 @@
****************************************************************************/
/*
* @file Implementation of AR.Drone 1.0 / 2.0 motor control interface
* @file ardrone_motor_control.c
* Implementation of AR.Drone 1.0 / 2.0 motor control interface
*/
@@ -97,23 +98,23 @@ int ar_multiplexing_init()
{
int fd;
fd = open("/dev/gpio", O_RDONLY | O_NONBLOCK);
fd = open(GPIO_DEVICE_PATH, 0);
if (fd < 0) {
printf("GPIO: open fail\n");
return fd;
}
/* deactivate all outputs */
int ret = 0;
ret += ioctl(fd, GPIO_SET, motor_gpios);
if (ioctl(fd, GPIO_SET_OUTPUT, motor_gpios) != 0) {
printf("GPIO: output set fail\n");
close(fd);
return -1;
}
/* deactivate all outputs */
int ret = 0;
ret += ioctl(fd, GPIO_SET, motor_gpios);
if (ret < 0) {
printf("GPIO: clearing pins fail\n");
close(fd);
@@ -167,12 +168,15 @@ int ar_select_motor(int fd, uint8_t motor)
ret += ioctl(fd, GPIO_CLEAR, motor_gpios);
} else {
/* deselect all */
ret += ioctl(fd, GPIO_SET, motor_gpios);
/* select reqested motor */
ret += ioctl(fd, GPIO_CLEAR, motor_gpio[motor - 1]);
/* deselect all others */
gpioset = motor_gpios ^ motor_gpio[motor - 1];
ret += ioctl(fd, GPIO_SET, gpioset);
// gpioset = motor_gpios ^ motor_gpio[motor - 1];
// ret += ioctl(fd, GPIO_SET, gpioset);
}
return ret;
apps/ardrone_control/attitude_control.c
+31 -14
View File
@@ -93,7 +93,7 @@ void control_attitude(const struct rc_channels_s *rc, const struct vehicle_attit
static PID_t nick_controller;
static PID_t roll_controller;
static const float min_gas = 1;
static const float min_gas = 10;
static const float max_gas = 512;
static uint16_t motor_pwm[4] = {0, 0, 0, 0};
static float motor_calc[4] = {0.0f, 0.0f, 0.0f, 0.0f};
@@ -201,11 +201,11 @@ void control_attitude(const struct rc_channels_s *rc, const struct vehicle_attit
// don't turn around the wrong side (only works if yaw angle is between +- 180 degree)
if (yaw_e > M_PI) {
yaw_e -= 2.0f * M_PI;
yaw_e -= 2.0f * M_PI_F;
}
if (yaw_e < -M_PI) {
yaw_e += 2.0f * M_PI;
yaw_e += 2.0f * M_PI_F;
}
attitude_setpoint_navigationframe_from_positioncontroller.z = pid_calculate(&yaw_pos_controller, 0, yaw_e, 0, CONTROL_PID_ATTITUDE_INTERVAL);
@@ -234,9 +234,9 @@ void control_attitude(const struct rc_channels_s *rc, const struct vehicle_attit
attitude_setpoint_bodyframe.z = attitude_setpoint_bodyframe_from_positioncontroller.z;
} else if (current_state == SYSTEM_STATE_MANUAL) {
attitude_setpoint_bodyframe.x = -((float)rc->chan[rc->function[ROLL]].scale / 10000.0f) * 3.14159265 / 8.0f;
attitude_setpoint_bodyframe.y = -((float)rc->chan[rc->function[PITCH]].scale / 10000.0f) * 3.14159265 / 8.0f;
attitude_setpoint_bodyframe.z = -((float)rc->chan[rc->function[YAW]].scale / 10000.0f) * 3.14159265;
attitude_setpoint_bodyframe.x = -((float)rc->chan[rc->function[ROLL]].scale / 10000.0f) * M_PI_F / 8.0f;
attitude_setpoint_bodyframe.y = -((float)rc->chan[rc->function[PITCH]].scale / 10000.0f) * M_PI_F / 8.0f;
attitude_setpoint_bodyframe.z = -((float)rc->chan[rc->function[YAW]].scale / 10000.0f) * M_PI_F;
}
/* add an attitude offset which needs to be estimated somewhere */
@@ -282,13 +282,13 @@ void control_attitude(const struct rc_channels_s *rc, const struct vehicle_attit
// FLYING MODES
if (current_state == SYSTEM_STATE_MANUAL) {
motor_thrust = (float)rc->chan[rc->function[THROTTLE]].scale;
motor_thrust = (float)rc->chan[rc->function[THROTTLE]].scale / 20000.0f;
} else if (current_state == SYSTEM_STATE_GROUND_READY || current_state == SYSTEM_STATE_STABILIZED || current_state == SYSTEM_STATE_AUTO || current_state == SYSTEM_STATE_MISSION_ABORT) {
motor_thrust = (float)rc->chan[rc->function[THROTTLE]].scale; //TODO
motor_thrust = (float)rc->chan[rc->function[THROTTLE]].scale / 20000.0f; //TODO
} else if (current_state == SYSTEM_STATE_EMCY_LANDING) {
motor_thrust = (float)rc->chan[rc->function[THROTTLE]].scale; //TODO
motor_thrust = (float)rc->chan[rc->function[THROTTLE]].scale / 20000.0f; //TODO
} else if (current_state == SYSTEM_STATE_EMCY_CUTOFF) {
motor_thrust = 0; //immediately cut off thrust!
@@ -297,10 +297,12 @@ void control_attitude(const struct rc_channels_s *rc, const struct vehicle_attit
motor_thrust = 0; // Motor thrust must be zero in any other mode!
}
if (status->rc_signal_lost) motor_thrust = 0;
// Convertion to motor-step units
motor_thrust *= zcompensation;
motor_thrust *= max_gas / 20000.0f; //TODO: check this
motor_thrust += (max_gas - min_gas) / 2.f;
/* scale up from 0..1 to 10..512) */
motor_thrust *= ((float)max_gas - min_gas);
//limit control output
//yawspeed
@@ -418,10 +420,25 @@ void control_attitude(const struct rc_channels_s *rc, const struct vehicle_attit
motor_pwm[2] = (uint16_t) motor_calc[2];
motor_pwm[3] = (uint16_t) motor_calc[3];
// Keep motors spinning while armed
motor_pwm[0] = (motor_pwm[0] > 0) ? motor_pwm[0] : 10;
motor_pwm[1] = (motor_pwm[1] > 0) ? motor_pwm[1] : 10;
motor_pwm[2] = (motor_pwm[2] > 0) ? motor_pwm[2] : 10;
motor_pwm[3] = (motor_pwm[3] > 0) ? motor_pwm[3] : 10;
/* Failsafe logic - should never be necessary */
motor_pwm[0] = (motor_pwm[0] <= 512) ? motor_pwm[0] : 512;
motor_pwm[1] = (motor_pwm[1] <= 512) ? motor_pwm[1] : 512;
motor_pwm[2] = (motor_pwm[2] <= 512) ? motor_pwm[2] : 512;
motor_pwm[3] = (motor_pwm[3] <= 512) ? motor_pwm[3] : 512;
//SEND MOTOR COMMANDS
uint8_t motorSpeedBuf[5] = {1, 2, 3, 4, 5};
ar_get_motor_packet(motorSpeedBuf, motor_pwm[0], motor_pwm[1], motor_pwm[2], motor_pwm[3]);
write(ardrone_write, motorSpeedBuf, 5);
if (motor_skip_counter % 5 == 0) {
uint8_t motorSpeedBuf[5] = {1, 2, 3, 4, 5};
ar_get_motor_packet(motorSpeedBuf, motor_pwm[0], motor_pwm[1], motor_pwm[2], motor_pwm[3]);
write(ardrone_write, motorSpeedBuf, 5);
}
motor_skip_counter++;
apps/commander/commander.c
+115 -67
View File
@@ -82,6 +82,7 @@ extern struct system_load_s system_load;
#define CRITICAL_VOLTAGE_BATTERY_COUNTER_LIMIT (CRITICAL_VOLTAGE_BATTERY_HYSTERESIS_TIME_MS*COMMANDER_MONITORING_LOOPSPERMSEC)
#define STICK_ON_OFF_LIMIT 7500
#define STICK_THRUST_RANGE 20000
#define STICK_ON_OFF_HYSTERESIS_TIME_MS 1000
#define STICK_ON_OFF_COUNTER_LIMIT (STICK_ON_OFF_HYSTERESIS_TIME_MS*COMMANDER_MONITORING_LOOPSPERMSEC)
@@ -239,7 +240,7 @@ void do_mag_calibration(int status_pub, struct vehicle_status_s *current_status)
struct sensor_combined_s raw;
/* 30 seconds */
const uint64_t calibration_interval_us = 10 * 1000000;
const uint64_t calibration_interval_us = 45 * 1000000;
unsigned int calibration_counter = 0;
const int peak_samples = 2000;
@@ -266,6 +267,8 @@ void do_mag_calibration(int status_pub, struct vehicle_status_s *current_status)
mag_minima[1][i] = INT16_MAX;
mag_minima[2][i] = INT16_MAX;
}
mavlink_log_info(mavlink_fd, "[commander] Please rotate in all directions.");
uint64_t calibration_start = hrt_absolute_time();
while ((hrt_absolute_time() - calibration_start) < calibration_interval_us) {
@@ -455,35 +458,47 @@ void handle_command(int status_pub, struct vehicle_status_s *current_vehicle_sta
switch (cmd->command) {
case MAV_CMD_DO_SET_MODE:
{
update_state_machine_mode_request(status_pub, current_vehicle_status, (uint8_t)cmd->param1);
if (OK == update_state_machine_mode_request(status_pub, current_vehicle_status, (uint8_t)cmd->param1)) {
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_DENIED;
}
}
break;
case MAV_CMD_COMPONENT_ARM_DISARM:
{
/* request to arm */
if ((int)cmd->param1 == 1) {
if (OK == update_state_machine_mode_request(status_pub, current_vehicle_status, VEHICLE_MODE_FLAG_SAFETY_ARMED)) {
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_DENIED;
}
/* request to disarm */
} else if ((int)cmd->param1 == 0) {
if (OK == update_state_machine_mode_request(status_pub, current_vehicle_status, VEHICLE_MODE_FLAG_SAFETY_ARMED)) {
result = MAV_RESULT_ACCEPTED;
} else {
result = MAV_RESULT_DENIED;
}
}
}
break;
/* request for an autopilot reboot */
case MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN:
{
// if ((int)cmd->param1 == 1) {
// if (OK == update_state_machine_custom_mode_request(status_pub, current_vehicle_status, SYSTEM_STATE_HALT)) {
// result = MAV_RESULT_ACCEPTED;//TODO: this has no effect
// } else {
// result = MAV_RESULT_DENIED;
// }
// }
}
break;
//
// case MAV_CMD_COMPONENT_ARM_DISARM:
// {
// /* request to arm */
// if (cmd->param1 == 1.0f) {
// if (0 == update_state_machine_custom_mode_request(status_pub, current_vehicle_status, SYSTEM_STATE_ARMED))
// result = MAV_RESULT_ACCEPTED;
// /* request to disarm */
// } else if (cmd->param1 == 0.0f) {
// if (0 == update_state_machine_custom_mode_request(status_pub, current_vehicle_status, SYSTEM_STATE_STANDBY))
// result = MAV_RESULT_ACCEPTED;
// }
// }
// break;
//
// /* request for an autopilot reboot */
// case MAV_CMD_PREFLIGHT_REBOOT_SHUTDOWN:
// {
// if (cmd->param1 == 1.0f) {
// if (0 == update_state_machine_custom_mode_request(status_pub, current_vehicle_status, SYSTEM_STATE_HALT)) {
// result = MAV_RESULT_ACCEPTED;//TODO: this has no effect
// }
// }
//
// }
// break;
//
// /* request to land */
// case MAV_CMD_NAV_LAND:
@@ -523,7 +538,7 @@ void handle_command(int status_pub, struct vehicle_status_s *current_vehicle_sta
do_state_update(status_pub, &current_status, SYSTEM_STATE_STANDBY);
result = MAV_RESULT_ACCEPTED;
} else {
mavlink_log_info(mavlink_fd, "[commander] REJECTING gyro calibration");
mavlink_log_critical(mavlink_fd, "[commander] REJECTING gyro calibration");
result = MAV_RESULT_DENIED;
}
handled = true;
@@ -540,7 +555,7 @@ void handle_command(int status_pub, struct vehicle_status_s *current_vehicle_sta
do_state_update(status_pub, &current_status, SYSTEM_STATE_STANDBY);
result = MAV_RESULT_ACCEPTED;
} else {
mavlink_log_info(mavlink_fd, "[commander] REJECTING mag calibration");
mavlink_log_critical(mavlink_fd, "[commander] REJECTING mag calibration");
result = MAV_RESULT_DENIED;
}
handled = true;
@@ -837,13 +852,15 @@ int commander_main(int argc, char *argv[])
memset(&sensors, 0, sizeof(sensors));
uint8_t vehicle_state_previous = current_status.state_machine;
float voltage_previous = 0.0f;
uint64_t last_idle_time = 0;
unsigned int signal_loss_counter = 0;
/* now initialized */
commander_initialized = true;
while (1) { //TODO: this while loop needs cleanup, split into sub-functions
while (1) {
/* Get current values */
orb_copy(ORB_ID(rc_channels), rc_sub, &rc);
@@ -859,7 +876,9 @@ int commander_main(int argc, char *argv[])
/* Slow but important 5 Hz checks */
if (counter % ((1000000 / COMMANDER_MONITORING_INTERVAL) / 8) == 0) {
/* toggle activity (blue) led at 1 Hz in standby, 10 Hz in armed mode */
if ((current_status.state_machine == SYSTEM_STATE_GROUND_READY || current_status.state_machine == SYSTEM_STATE_AUTO || current_status.state_machine == SYSTEM_STATE_MANUAL)) {
if ((current_status.state_machine == SYSTEM_STATE_GROUND_READY ||
current_status.state_machine == SYSTEM_STATE_AUTO ||
current_status.state_machine == SYSTEM_STATE_MANUAL)) {
/* armed */
led_toggle(LED_BLUE);
@@ -888,7 +907,7 @@ int commander_main(int argc, char *argv[])
}
if (counter % (1000000 / COMMANDER_MONITORING_INTERVAL) == 0) {
//compute system load
/* compute system load */
uint64_t interval_runtime = system_load.tasks[0].total_runtime - last_idle_time;
if (last_idle_time > 0)
@@ -978,7 +997,6 @@ int commander_main(int argc, char *argv[])
/* Check battery voltage */
/* write to sys_status */
current_status.voltage_battery = battery_voltage;
orb_publish(ORB_ID(vehicle_status), stat_pub, &current_status);
/* if battery voltage is getting lower, warn using buzzer, etc. */
if (battery_voltage_valid && (battery_voltage < VOLTAGE_BATTERY_LOW_VOLTS && false == low_battery_voltage_actions_done)) { //TODO: add filter, or call emergency after n measurements < VOLTAGE_BATTERY_MINIMAL_MILLIVOLTS
@@ -1010,44 +1028,67 @@ int commander_main(int argc, char *argv[])
/* Start RC state check */
int16_t chan3_scale = rc.chan[rc.function[YAW]].scale;
int16_t chan2_scale = rc.chan[rc.function[THROTTLE]].scale;
if (rc.chan_count > 4 && (hrt_absolute_time() - rc.timestamp) < 100000) {
/* check if left stick is in lower left position --> switch to standby state */
if (chan3_scale > STICK_ON_OFF_LIMIT && chan2_scale < -STICK_ON_OFF_LIMIT) { //TODO: remove hardcoded values
if (stick_off_counter > STICK_ON_OFF_COUNTER_LIMIT) {
update_state_machine_disarm(stat_pub, &current_status);
stick_on_counter = 0;
/* quadrotor specific logic - check against system type in the future */
int16_t rc_yaw_scale = rc.chan[rc.function[YAW]].scale;
int16_t rc_throttle_scale = rc.chan[rc.function[THROTTLE]].scale;
int16_t mode_switch_rc_value = rc.chan[rc.function[OVERRIDE]].scale;
/* check if left stick is in lower left position --> switch to standby state */
if (rc_yaw_scale < -STICK_ON_OFF_LIMIT && rc_throttle_scale < STICK_THRUST_RANGE*0.2f) { //TODO: remove hardcoded values
if (stick_off_counter > STICK_ON_OFF_COUNTER_LIMIT) {
update_state_machine_disarm(stat_pub, &current_status);
stick_on_counter = 0;
} else {
stick_off_counter++;
stick_on_counter = 0;
}
}
/* check if left stick is in lower right position --> arm */
if (rc_yaw_scale > STICK_ON_OFF_LIMIT && rc_throttle_scale < STICK_THRUST_RANGE*0.2f) { //TODO: remove hardcoded values
if (stick_on_counter > STICK_ON_OFF_COUNTER_LIMIT) {
update_state_machine_arm(stat_pub, &current_status);
stick_on_counter = 0;
} else {
stick_on_counter++;
stick_off_counter = 0;
}
}
//printf("RC: y:%i/t:%i s:%i chans: %i\n", rc_yaw_scale, rc_throttle_scale, mode_switch_rc_value, rc.chan_count);
/* Check the value of the rc channel of the mode switch */
mode_switch_rc_value = rc.chan[rc.function[OVERRIDE]].scale;
if (mode_switch_rc_value > STICK_ON_OFF_LIMIT) {
update_state_machine_mode_manual(stat_pub, &current_status);
} else if (mode_switch_rc_value < -STICK_ON_OFF_LIMIT) {
update_state_machine_mode_auto(stat_pub, &current_status);
} else {
stick_off_counter++;
stick_on_counter = 0;
update_state_machine_mode_stabilized(stat_pub, &current_status);
}
}
/* check if left stick is in lower right position --> arm */
if (chan3_scale < -STICK_ON_OFF_LIMIT && chan2_scale < -STICK_ON_OFF_LIMIT) { //TODO: remove hardcoded values
if (stick_on_counter > STICK_ON_OFF_COUNTER_LIMIT) {
update_state_machine_arm(stat_pub, &current_status);
stick_on_counter = 0;
} else {
stick_on_counter++;
stick_off_counter = 0;
}
}
/* Check the value of the rc channel of the mode switch */
mode_switch_rc_value = rc.chan[rc.function[OVERRIDE]].scale;
if (mode_switch_rc_value > STICK_ON_OFF_LIMIT) {
update_state_machine_mode_manual(stat_pub, &current_status);
} else if (mode_switch_rc_value < -STICK_ON_OFF_LIMIT) {
update_state_machine_mode_auto(stat_pub, &current_status);
/* handle the case where RC signal was regained */
if (current_status.rc_signal_lost) mavlink_log_critical(mavlink_fd, "[commander] RECOVERY - RC SIGNAL GAINED!");
current_status.rc_signal_lost = false;
current_status.rc_signal_lost_interval = 0;
} else {
update_state_machine_mode_stabilized(stat_pub, &current_status);
static uint64_t last_print_time = 0;
/* print error message for first RC glitch and then every 2 s / 2000 ms) */
if (!current_status.rc_signal_lost || ((hrt_absolute_time() - last_print_time) > 3000000)) {
mavlink_log_critical(mavlink_fd, "[commander] CRITICAL - NO REMOTE SIGNAL!");
last_print_time = hrt_absolute_time();
}
/* flag as lost and update interval since when the signal was lost (to initiate RTL after some time) */
current_status.rc_signal_lost = true;
current_status.rc_signal_lost_interval = hrt_absolute_time() - rc.timestamp;
}
/* End mode switch */
@@ -1057,12 +1098,19 @@ int commander_main(int argc, char *argv[])
current_status.counter++;
current_status.timestamp = hrt_absolute_time();
orb_publish(ORB_ID(vehicle_status), stat_pub, &current_status);
if (voltage_previous != current_status.voltage_battery) orb_publish(ORB_ID(vehicle_status), stat_pub, &current_status);
/* If full run came back clean, transition to standby */
if (current_status.state_machine == SYSTEM_STATE_PREFLIGHT &&
current_status.preflight_gyro_calibration == false &&
current_status.preflight_mag_calibration == false) {
/* All ok, no calibration going on, go to standby */
do_state_update(stat_pub, &current_status, SYSTEM_STATE_STANDBY);
}
/* Store old modes to detect and act on state transitions */
vehicle_state_previous = current_status.state_machine;
voltage_previous = current_status.voltage_battery;
fflush(stdout);
counter++;
apps/commander/state_machine_helper.c
+34 -39
View File
@@ -417,6 +417,7 @@ void update_state_machine_no_position_fix(int status_pub, struct vehicle_status_
void update_state_machine_arm(int status_pub, struct vehicle_status_s *current_status)
{
// XXX CHANGE BACK
if (current_status->state_machine == SYSTEM_STATE_STANDBY) {
printf("[commander] arming\n");
do_state_update(status_pub, current_status, (commander_state_machine_t)SYSTEM_STATE_GROUND_READY);
@@ -466,13 +467,43 @@ void update_state_machine_mode_auto(int status_pub, struct vehicle_status_s *cur
uint8_t update_state_machine_mode_request(int status_pub, struct vehicle_status_s *current_status, uint8_t mode)
{
commander_state_machine_t current_system_state = current_status->state_machine;
printf("in update state request\n");
uint8_t ret = 1;
current_status->mode |= MAV_MODE_FLAG_SAFETY_ARMED;
/* Set manual input enabled flag */
current_status->mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
do_state_update(status_pub, current_status, (commander_state_machine_t)SYSTEM_STATE_GROUND_READY);
/* vehicle is disarmed, mode requests arming */
if (!(current_status->mode & VEHICLE_MODE_FLAG_SAFETY_ARMED) && (mode & VEHICLE_MODE_FLAG_SAFETY_ARMED)) {
/* only arm in standby state */
// XXX REMOVE
if (current_status->state_machine == SYSTEM_STATE_STANDBY || current_status->state_machine == SYSTEM_STATE_PREFLIGHT) {
/* Set armed flag */
current_status->mode |= MAV_MODE_FLAG_SAFETY_ARMED;
/* Set manual input enabled flag */
current_status->mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
do_state_update(status_pub, current_status, (commander_state_machine_t)SYSTEM_STATE_GROUND_READY);
ret = OK;
printf("[commander] arming due to command request\n");
}
}
/* vehicle is armed, mode requests disarming */
//if ((current_status->mode & VEHICLE_MODE_FLAG_SAFETY_ARMED) && !(mode & VEHICLE_MODE_FLAG_SAFETY_ARMED)) {
/* only disarm in ground ready */
//if (current_status->state_machine == SYSTEM_STATE_GROUND_READY) {
/* Clear armed flag, leave manual input enabled */
// current_status->mode &= ~MAV_MODE_FLAG_SAFETY_ARMED;
// do_state_update(status_pub, current_status, (commander_state_machine_t)SYSTEM_STATE_STANDBY);
// ret = OK;
// printf("[commander] disarming due to command request\n");
//}
//}
/* Switch on HIL if in standby */
if ((current_system_state == SYSTEM_STATE_STANDBY) && (mode & MAV_MODE_FLAG_HIL_ENABLED)) {
if ((current_status->state_machine == SYSTEM_STATE_STANDBY) && (mode & MAV_MODE_FLAG_HIL_ENABLED)) {
/* Enable HIL on request */
current_status->mode |= MAV_MODE_FLAG_HIL_ENABLED;
ret = OK;
@@ -486,42 +517,6 @@ uint8_t update_state_machine_mode_request(int status_pub, struct vehicle_status_
ret = ERROR;
}
//TODO: clarify mapping between mavlink enum MAV_MODE and the state machine, then add more decisions to the switch (see also the system_state_loop function in mavlink.c)
switch (mode) {
case MAV_MODE_MANUAL_ARMED: //= SYSTEM_STATE_ARMED
if (current_system_state == SYSTEM_STATE_STANDBY) {
/* Set armed flag */
current_status->mode |= MAV_MODE_FLAG_SAFETY_ARMED;
/* Set manual input enabled flag */
current_status->mode |= MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
do_state_update(status_pub, current_status, (commander_state_machine_t)SYSTEM_STATE_GROUND_READY);
ret = OK;
}
break;
case MAV_MODE_MANUAL_DISARMED:
if (current_system_state == SYSTEM_STATE_GROUND_READY) {
/* Clear armed flag, leave manual input enabled */
current_status->mode &= ~MAV_MODE_FLAG_SAFETY_ARMED;
do_state_update(status_pub, current_status, (commander_state_machine_t)SYSTEM_STATE_STANDBY);
ret = OK;
}
break;
default:
break;
}
#warning STATE MACHINE IS INCOMPLETE HERE
// if(ret != 0) //Debug
// {
// strcpy(mavlink_statustext_msg_content.values[0].string_value, "Commander: command rejected");
// global_data_send_mavlink_message_out(&mavlink_statustext_msg_content);
// }
return ret;
}
apps/sensors/sensors.c
+17 -14
View File
@@ -116,6 +116,7 @@ static void sensors_timer_loop(void *arg);
#ifdef CONFIG_HRT_PPM
extern uint16_t ppm_buffer[];
extern unsigned ppm_decoded_channels;
extern uint64_t ppm_last_valid_decode;
#endif
/* file handle that will be used for subscribing */
@@ -705,21 +706,23 @@ int sensors_main(int argc, char *argv[])
/* PPM */
if (ppmcounter == 5) {
/* Read out values from HRT */
for (int i = 0; i < ppm_decoded_channels; i++) {
rc.chan[i].raw = ppm_buffer[i];
/* Set the range to +-, then scale up */
rc.chan[i].scale = (ppm_buffer[i] - rc.chan[i].mid) * rc.chan[i].scaling_factor;
/* require at least two channels
* to consider the signal valid
*/
if (ppm_decoded_channels > 1 && (hrt_absolute_time() - ppm_last_valid_decode) < 45000) {
/* Read out values from HRT */
for (int i = 0; i < ppm_decoded_channels; i++) {
rc.chan[i].raw = ppm_buffer[i];
/* Set the range to +-, then scale up */
rc.chan[i].scale = (ppm_buffer[i] - rc.chan[i].mid) * rc.chan[i].scaling_factor;
}
rc.chan_count = ppm_decoded_channels;
rc.timestamp = ppm_last_valid_decode;
/* publish a few lines of code later if set to true */
ppm_updated = true;
}
rc.chan_count = ppm_decoded_channels;
rc.timestamp = hrt_absolute_time();
/* publish a few lines of code later if set to true */
ppm_updated = true;
//TODO: XXX check the mode switch channel and eventually send a request to the commander (see implementation in commander and mavlink)
ppmcounter = 0;
}
apps/uORB/topics/vehicle_status.h
+3
View File
@@ -110,6 +110,9 @@ struct vehicle_status_s
bool preflight_gyro_calibration; /**< true if gyro calibration is requested */
bool preflight_mag_calibration; /**< true if mag calibration is requested */
bool rc_signal_lost; /**< true if no operator override channel is available */
uint64_t rc_signal_lost_interval; /**< interval in microseconds since when no RC signal is available */
/* see SYS_STATUS mavlink message for the following */
uint32_t onboard_control_sensors_present;
uint32_t onboard_control_sensors_enabled;
nuttx/configs/px4fmu/src/up_hrt.c
+5
View File
@@ -310,6 +310,7 @@ static void hrt_call_invoke(void);
#define PPM_MAX_CHANNELS 12
uint16_t ppm_buffer[PPM_MAX_CHANNELS];
unsigned ppm_decoded_channels;
uint64_t ppm_last_valid_decode = 0;
/* PPM edge history */
uint16_t ppm_edge_history[32];
@@ -427,6 +428,8 @@ hrt_ppm_decode(uint32_t status)
for (i = 0; i < ppm.next_channel && i < PPM_MAX_CHANNELS; i++)
ppm_buffer[i] = ppm_temp_buffer[i];
ppm_decoded_channels = i;
ppm_last_valid_decode = hrt_absolute_time();
}
/* reset for the next frame */
@@ -485,6 +488,8 @@ hrt_ppm_decode(uint32_t status)
error:
/* we don't like the state of the decoder, reset it and try again */
ppm.phase = UNSYNCH;
ppm_decoded_channels = 0;
}
#endif /* CONFIG_HRT_PPM */