hal.h

来自「c51读写SD卡原代码」· C头文件 代码 · 共 33 行

///////////////////////////hal.h//////////////////////////
#include "AT89X52.H"
#include <intrins.h>

sbit MCU_LED1=P1^0;
sbit MCU_LED2=P1^1;
sbit MCU_LED3=P1^2;
sbit MCU_LED4=P1^3;

sbit SWM1=P1^4;
sbit SWM2=P1^5;
sbit SWM3=P1^6;
sbit SWM4=P1^7;


sbit SD_CS=P3^2;		//SD/MMC接口定义  [e-mail]
sbit SD_DI=P3^3;
sbit SD_CLK=P3^4;
sbit SD_DO=P3^5;

unsigned char SdInit(void);
unsigned char SdReadBlock(unsigned char *Block, unsigned long address);
unsigned char SdWriteBlock(unsigned char *Block, unsigned long address);


void DelayMs(unsigned char nFactor);
unsigned long SwapINT32(unsigned long dData);
void ComSendByte(unsigned char c);

unsigned int LSwapINT16(unsigned short dData1,unsigned short dData2);
unsigned long LSwapINT32(unsigned long dData1,unsigned long dData2,unsigned long dData3,unsigned long dData4);
unsigned long SwapINT32(unsigned long dData);