初始化仓库

Source/button.c

@@ -0,0 +1,69 @@
+#include "button.h"
+
+uint32 button_press_time = 0; // 按钮按下时间计数
+static volatile button_status_enum button_status = BUTTON_NO_PRESS; // 按钮LED状态
+
+void button_init()
+{
+    gpio_mode(BUTTON_LED_R, GPO_PP);
+    gpio_mode(BUTTON_LED_G, GPO_PP);
+    gpio_mode(BUTTON_LED_O, GPO_PP);
+    gpio_set_level(BUTTON_LED_R, 0);
+    gpio_set_level(BUTTON_LED_G, 0);
+    gpio_set_level(BUTTON_LED_O, 0);
+
+    gpio_pull_set(BUTTON_NO_PIN, PULLUP);  // 设置按钮引脚
+    gpio_pull_set(BUTTON_NC_PIN, PULLUP);  // 设置按钮引脚
+    gpio_mode(BUTTON_NO_PIN, GPIO);  // 设置按钮引脚为输入模式
+    gpio_mode(BUTTON_NC_PIN, GPIO);  // 设置按钮引脚为输入模式
+    // PINIPH |= 0x01;
+    // PINIPL |= 0x01;
+    // P0IM0 &= 0x3F;
+    // P0IM1 &= 0x3F;
+    // P0INTE |= 0xC0;
+}
+
+void button_1ms_callback()
+{
+    if(gpio_get_level(BUTTON_NO_PIN) == 0)
+    {
+        button_press_time ++;
+        if(button_press_time >= 10000) // 防止溢出
+        {
+            button_press_time = 10000; // 限制最大值
+        }
+    }
+    else if(gpio_get_level(BUTTON_NC_PIN) == 0)
+    {
+        button_press_time  = 0;
+        button_status = BUTTON_NO_PRESS; // 按钮未按下
+    }
+    if(button_press_time >= BUTTON_LONG_PRESS_TIME)
+    {
+        button_status = BUTTON_LONG_PRESS; // 设置按钮状态为长按
+    }
+    else if(button_press_time >= BUTTON_SHORT_PRESS_TIME && button_status != BUTTON_SHORT_PRESS_HANDLED)
+    {
+        button_status = BUTTON_SHORT_PRESS; // 设置按钮状态为短按
+    }
+}
+
+button_status_enum button_get_status()
+{
+    if(button_status == BUTTON_SHORT_PRESS)
+    {
+        button_status = BUTTON_SHORT_PRESS_HANDLED; // 短按已处理
+        return BUTTON_SHORT_PRESS;
+    }
+    else
+    {
+        return button_status;
+    }
+}
+
+void button_led_set(button_led_enum led)
+{
+    gpio_set_level(BUTTON_LED_R, led == BUTTON_LED_R);
+    gpio_set_level(BUTTON_LED_G, led == BUTTON_LED_G);
+    gpio_set_level(BUTTON_LED_O, led == BUTTON_LED_O);
+}