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#ifndef __KEY_H
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#define __KEY_H
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#include "stm32f10x.h"
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#define IN GPIO_ReadInputDataBit(GPIOB,GPIO_Pin_8)//<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>0
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#define OUT GPIO_ReadInputDataBit(GPIOB,GPIO_Pin_9)//<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>1
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#define IN_PRES 1 //KEY0<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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#define OUT_PRES 2 //KEY1<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void Key4x4_GPIO_Config(void);
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u8 Key_Scan(void);
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u8 KEY_Scan(u8); //<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɨ<EFBFBD>躯<EFBFBD><EFBFBD>
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#endif /* __KEY_H */
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