hal.h

ARM的串口源码

///////////////////////////hal.h//////////////////////////
#include <LPC213X.H>

#define SL811_RST	 18			  //P0_18
#define SL811_CS	  2			  //P0_2
#define OE 			 19			  //P0_19
#define CON_CS		 21			  //P0_21
#define SL811_WRn	  5			  //P0_5
#define SL811_RDn	  4			  //P0_4
#define A0			 17			  //P0_17
#define SL811_DATA	  6 		  //P0_6~P0_13
#define MUTE		 22			  //P0_22

unsigned char SL811Read(unsigned char a);
void SL811Write(unsigned char a, unsigned char d);
void SL811BufRead(unsigned char addr, unsigned char *s, unsigned char c);
void SL811BufWrite(unsigned char addr, unsigned char *s, unsigned char c);
unsigned short WordSwap(unsigned short input);
void DelayMs(unsigned long nFactor);
unsigned long SwapINT32(unsigned long dData);
void ComSendByte(unsigned char c);
void disable_INT(void);
void enable_INT(void);

unsigned short 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);