INF2004_Project/frtos/rtos_car.c

136 lines
3.8 KiB
C

#include "line_sensor_init.h"
#include "ultrasonic_sensor.h"
#include "car_config.h"
#include "motor_init.h"
bool
check_collision(void *params)
{
car_struct_t *car_struct = (car_struct_t *)params;
return ((car_struct->obs->left_sensor_detected << 1) | (car_struct->obs->right_sensor_detected))
|| car_struct->obs->ultrasonic_detected;
}
bool
check_line_touch(void *params)
{
car_struct_t *car_struct = (car_struct_t *)params;
return (car_struct->obs->left_sensor_detected << 1) | (car_struct->obs->right_sensor_detected);
}
void
motor_control_task(void *params)
{
car_struct_t *car_struct = (car_struct_t *)params;
update_target_yaw(car_struct->p_direction);
set_wheel_direction(DIRECTION_FORWARD);
set_wheel_speed_synced(90u, car_struct);
for (;;)
{
// printf("Collision: %d\n", check_collision(car_struct));
// if (check_collision(car_struct))
// {
// turn(DIRECTION_LEFT, 90, 80u, car_struct);
//
//// if (check_collision(car_struct))
//// {
//// turn(180, car_struct);
////
//// if (check_collision(car_struct))
//// {
//// turn(90, car_struct);
//// }
//// }
// }
// else
// {
// set_wheel_direction(DIRECTION_FORWARD);
// set_wheel_speed_synced(90u, car_struct);
// }
vTaskDelay(pdMS_TO_TICKS(5));
}
}
void
h_main_irq_handler(void)
{
if (gpio_get_irq_event_mask(SPEED_PIN_LEFT) & GPIO_IRQ_EDGE_FALL)
{
gpio_acknowledge_irq(SPEED_PIN_LEFT, GPIO_IRQ_EDGE_FALL);
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
xSemaphoreGiveFromISR(g_left_sem, &xHigherPriorityTaskWoken);
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
}
if (gpio_get_irq_event_mask(SPEED_PIN_RIGHT) & GPIO_IRQ_EDGE_FALL)
{
gpio_acknowledge_irq(SPEED_PIN_RIGHT, GPIO_IRQ_EDGE_FALL);
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
xSemaphoreGiveFromISR(g_right_sem, &xHigherPriorityTaskWoken);
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
}
}
int
main(void)
{
stdio_usb_init();
obs_t obs;
motor_t motor_right;
motor_t motor_left;
motor_pid_t pid;
direction_t direction;
car_struct_t car_struct = { .p_right_motor = &motor_right,
.p_left_motor = &motor_left,
.p_pid = &pid,
.obs = &obs,
.p_direction = &direction };
// ultra
ultrasonic_init(&car_struct);
ultrasonic_task_init(&car_struct);
printf("Ultrasonic sensor initialized!\n");
// line
line_sensor_init(&car_struct);
line_tasks_init(&car_struct);
printf("Line sensor initialized!\n");
// motor
motor_init(&car_struct);
motor_tasks_init(&car_struct, &h_main_irq_handler);
printf("Motor initialized!\n");
// Magnetometer
magnetometer_init(&car_struct);
// magnetometer_tasks_init(&car_struct);
updateDirection(car_struct.p_direction);
printf("Magnetometer initialized!\n");
sleep_ms(1000u);
// control task
TaskHandle_t h_motor_turning_task_handle = NULL;
xTaskCreate(motor_control_task,
"motor_turning_task",
configMINIMAL_STACK_SIZE,
(void *)&car_struct,
PRIO,
&h_motor_turning_task_handle);
// PID timer
struct repeating_timer pid_timer;
add_repeating_timer_ms(-50, repeating_pid_handler, &car_struct, &pid_timer);
vTaskStartScheduler();
return (0);
}