26 lines
484 B
C
26 lines
484 B
C
#include "by_rt_button.h"
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#include "zf_common_headfile.h"
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uint8_t rotate_button;
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void by_gpio_init(void)
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{
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gpio_init(E10, GPI, GPIO_HIGH, GPI_PULL_UP);
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}
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void by_exit_init(void)
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{
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exti_init(E9, EXTI_TRIGGER_FALLING);
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exti_init(E11, EXTI_TRIGGER_BOTH);
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}
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/**
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* @brief 查询旋钮状态 - 查询后状态归零
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*
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* @return uint8_t 当前旋钮状态
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*/
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uint8_t by_get_rb_status(void)
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{
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uint8_t temp_s = rotate_button;
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rotate_button = 0;
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return temp_s;
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} |