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按键控制运动（方向）

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james
2024-08-04 20:14:20 +08:00
parent 59dccf3e4c
commit 5f0093f4e8
5 changed files with 17 additions and 6 deletions
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8
Day4/pin_irq_example.c
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@@ -4,14 +4,17 @@
#define LOG_TAG "pin.irq"
#define LOG_LVL LOG_LVL_DBG
#include <ulog.h>
#include <rtatomic.h>
#include "my_func.h"
#define KEY_UP GET_PIN(C, 5)
#define KEY_DOWN GET_PIN(C, 1)
#define KEY_LEFT GET_PIN(C, 0)
#define KEY_RIGHT GET_PIN(C, 4)
extern rt_atomic_t now_direction ;
void key_up_callback(void *args)
{
if(rt_atomic_load(&now_direction) != 2) rt_atomic_store(&now_direction, 0);
int value = rt_pin_read(KEY_UP);
LOG_I("key up value: %d\n", value);
}
@@ -19,17 +22,20 @@ void key_up_callback(void *args)
void key_down_callback(void *args)
{
int value = rt_pin_read(KEY_DOWN);
if(rt_atomic_load(&now_direction) != 0) rt_atomic_store(&now_direction, 2);
LOG_I("key down value: %d\n", value);
}
void key_left_callback(void *args)
{
if(rt_atomic_load(&now_direction) != 3) rt_atomic_store(&now_direction, 1);
int value = rt_pin_read(KEY_LEFT);
LOG_I("key left value: %d\n", value);
}
void key_right_callback(void *args)
{
if(rt_atomic_load(&now_direction) != 1) rt_atomic_store(&now_direction, 3);
int value = rt_pin_read(KEY_RIGHT);
LOG_I("key right value: %d\n", value);
}