40 lines
760 B
C
40 lines
760 B
C
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#include "includes.h"
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void Key_Open()
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{
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}
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void Key_Handler(void)
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{
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static uint32_t key_tick = 0;
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uint32_t tick = GetTickCount();
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uint8_t g_KeyVal = KEY_INVALID;
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
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uint8_t pe5 = LL_GPIO_IsInputPinSet(GPIOE, GPIO_PIN_5);
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// <20>ж<EFBFBD><D0B6>Ƿ<EFBFBD>Ϊ<EFBFBD>͵<EFBFBD>ƽ<EFBFBD><C6BD><EFBFBD>ų<EFBFBD><C5B3><EFBFBD><EFBFBD><EFBFBD>
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if(LL_GPIO_IsInputPinSet(GPIOE, GPIO_PIN_5))
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return;
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>300ms<6D><73><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if((tick >= key_tick && tick - key_tick < 300) || (tick < key_tick && 0xFFFFFFFFul - key_tick + 1 + tick < 300))
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return;
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if(pe5 == 0)
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{
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//printf("\n----------- Key pe5 pressed -----------\n");
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g_KeyVal = KEY_ALARMOFF;
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}
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if(g_KeyVal != KEY_INVALID)
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{
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key_tick = GetTickCount();
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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if(g_KeyVal == KEY_ALARMOFF && IS_ALARM_ON())
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KZ_ALARM_OFF();
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}
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}
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