27 lines
509 B
C
27 lines
509 B
C
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#ifndef __IIC_H__
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#define __IIC_H__
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#include "stdint.h"
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#include <intrins.h>
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#include "config.h"
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#include "delay.h"
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// #define FOSC 30000000UL // 定义系统频率
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// sbit SDA = P2^7;
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// sbit SCL = P2^6;
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void IIC_Init(void);
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void IIC_Start(void);
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void IIC_Stop(void);
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void IIC_SendByte(u8 dat);
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u8 IIC_RecvByte(void);
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bit IIC_WaitAck(void);
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void IIC_SendAck(bit ack);
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bit IIC_WriteBytes(u8 devAddr, u8 regAddr, u8 *pData, u8 len);
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bit IIC_ReadBytes(u8 devAddr, u8 regAddr, u8 *pData, u8 len);
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#endif
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