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36 lines
741 B
36 lines
741 B
2 years ago
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#ifndef __LED_H
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#define __LED_H
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#include "stdint.h"
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#include "main.h"
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#define LED_MAX_NUM 4
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// 回调需要这个参数，控制时开关还是闪烁，闪烁快慢
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enum led_state{
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LED_STATE_ON,
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LED_STATE_FLICKER_SLOW,
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LED_STATE_FLICKER_MEDIUM,
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LED_STATE_FLICKER_QUICK,
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LED_STATE_OFF
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};
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// 标准库的 GPIO_TypeDef, 改为HAL库
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struct led
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{
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enum led_state state;
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GPIO_TypeDef *gpio;
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uint16_t pin;
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uint16_t level_on;
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};
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// 依据GPIO 信息注册
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int led_register(struct led *led, GPIO_TypeDef *gpio, uint16_t pin, enum led_state state, uint16_t level_on );
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// 初始化状态
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int led_set_state(struct led *led,enum led_state state);
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// 执行 -- 由状态决定
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void led_callback(void);
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#endif
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