dtu/Core/Src/key.c

#include "key.h"

extern Menu_table menu;
extern Bt_frame btFrame;
extern bool refresh;

bool sent1_key = false;
bool sent2_key = false;
bool sent3_key = false;
bool sent4_key = false;
uint8_t keyvalue[4]={0};
struct keys key[4]={0,0,0,0};


uint8_t KEY_1_Scan(void)
{
    static uint8_t key_state = 0;
    static uint8_t last_key_state = 0;
    static uint32_t debounce_time = 0;

    key_state = HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_3); 

    if (key_state != last_key_state) // 检测按键状态变化
    {
        last_key_state = key_state;
        debounce_time = HAL_GetTick(); // 记录当前时间
    }
    else
    {
        if (HAL_GetTick() - debounce_time > 50) // 去抖时间
        {
            if (key_state == GPIO_PIN_RESET) // 按键按下
            {
				if(!sent1_key)
				{
					switch(menu.current)
					{
							case 0:
							{
								SET_MENU_STATUS(0,0,0,0);
								break;
							}
							case 1:
							{
								SET_MENU_STATUS(1,1,0,1);
								break;
							}
							case 2:
							case 7:
							{
								if(menu.up!=4)
								{
									menu.up+=1;
									menu.next-=1;
								}
								refresh=true;
								break;
							}
							case 8:
							case 9:
							case 0xa:
							case 0xb:
							{
								SET_MENU_STATUS(menu.current,1,0,3);
								break;
							}
								
					}
					//PRINT_MENU_STATUS("K1");
					sent1_key = true;
				}
				return 1;
            }
            else // 按键释放
            {
								sent1_key = false;
                return 0;
            }
        }
    }

    return 0;
}

uint8_t KEY_2_Scan(void)
{
    static uint8_t key_state = 0;
    static uint8_t last_key_state = 0;
    static uint32_t debounce_time = 0;

    key_state = HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_4); 

    if (key_state != last_key_state) // 检测按键状态变化
    {
        last_key_state = key_state;
        debounce_time = HAL_GetTick(); // 记录当前时间
    }
    else
    {
        if (HAL_GetTick() - debounce_time > 50) // 去抖时间大于50ms
        {
            if (key_state == GPIO_PIN_RESET) // 按键按下
            {
				if (!sent2_key)
				{
					switch (menu.current)
					{
						case 0:
						{
							SET_MENU_STATUS(0,0,0,0);
							break;
						}
						case 1:
						{
							SET_MENU_STATUS(1,0,1,1);
							break;
						}
						case 2:
						case 7:
						{
								if(menu.next!=3)
								{
									menu.up-=1;
									menu.next+=1;
								}
								refresh=true;
								break;
						}
						case 8:
						case 9:
						case 0xa:
						case 0xb:
						{
							SET_MENU_STATUS(menu.current,0,1,3);
							break;
						}
					}
					//PRINT_MENU_STATUS("K2");
					sent2_key = true;
				}
				return 1;
            }
            else // 按键释放
            {
								sent2_key = false;
                return 0;
            }
        }
    }

    return 0;
}

uint8_t KEY_3_Scan(void)
{
    static uint8_t key_state = 0;
    static uint8_t last_key_state = 0;
    static uint32_t debounce_time = 0;


    key_state = HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_5); 

    if (key_state != last_key_state) // 检测按键状态变化
    {
        last_key_state = key_state;
        debounce_time = HAL_GetTick(); // 记录当前时间
    }
    else
    {
        if (HAL_GetTick() - debounce_time > 50) // 去抖时间大于50ms
        {
            if (key_state == GPIO_PIN_RESET) // 按键按下
            {
				if (!sent3_key) {
					switch (menu.current) {
						case 0://跳转到1界面
						{
							SET_MENU_STATUS(1,1,0,1);
							break;
						}
						case 1:
						{
							if (menu.up==1) {
								SET_MENU_STATUS(2,4,0,2);
							}else{
								SET_MENU_STATUS(7,4,0,2);
							}
							break;
						}
						case 2:
						{
							SET_MENU_STATUS(7 - menu.up, 4, 0, 3);
							break;	
						}
						case 3:
						{
							SET_MENU_STATUS(3,4,0,4);
							break;
						}
						case 7:
						{
							SET_MENU_STATUS(12 - menu.up, 1, 0, 3);
							break;	
						}

						case 8:
						case 9:
						case 0xa:
						case 0xb:
						{
							if(menu.up == 1)
							{
								SET_MENU_STATUS(menu.current, 1, 0, 4);
								btFrame.serialNum+=1;		
							}

							else
							{
								SET_MENU_STATUS(menu.current, 0, 1, 4);
								btFrame.serialNum+=1;	
							}
							break;
						}
					}

					PRINT_MENU_STATUS("K3");
					sent3_key = true;
				}
				return 1;
            }
            else // 按键释放
            {
				sent3_key = false;
                return 0;
            }
        }
    }

    return 0;
}

uint8_t KEY_4_Scan(void)
{
    static uint8_t key_state = 0;
    static uint8_t last_key_state = 0;
    static uint32_t debounce_time = 0;

    key_state = HAL_GPIO_ReadPin(GPIOB, GPIO_PIN_6); 

    if (key_state != last_key_state) // 检测按键状态变化
    {
        last_key_state = key_state;
        debounce_time = HAL_GetTick(); // 记录当前时间
    }
    else
    {
        if (HAL_GetTick() - debounce_time > 50) // 去抖时间大于50ms
        {
            if (key_state == GPIO_PIN_RESET) // 按键按下
            {
				if (!sent4_key) {//返回
					switch (menu.current) {
						case 1:
						{
							SET_MENU_STATUS(0,0,0,0);
							break;
						}
						case 2:
						case 7:
						{
							SET_MENU_STATUS(1,1,0,1);
							break;
						}
						/* L*绑定 */
						case 3:
						case 4:
						case 5:
						case 6:
						{
							SET_MENU_STATUS(2,4,0,2);
							break;
						}
						

						case 8:
						case 9:
						case 0xa:
						case 0xb:
						{
							SET_MENU_STATUS(7,4,0,2);
							break;
						}

						
							
					}
					//PRINT_MENU_STATUS("K4");
					sent4_key = true;
				}
				return 1;
            }
            else // 按键释放
            {
				sent4_key = false;
                return 0;
            }
        }
    }

    return 0;
}





void updatekeystate(void)
{

	keyvalue[0]=KEY_1_Scan();
	keyvalue[1]=KEY_2_Scan();
	keyvalue[2]=KEY_3_Scan();
	keyvalue[3]=KEY_4_Scan();
}