uart.h

来自「C8051F020单片机的AD测试程序」· C头文件 代码 · 共 38 行

#define  bool   unsigned char
#define  SYSCLK   22118400        //SYSCLK frequency in Hz

#define BaudRate_1200    1		//1*1200
#define BaudRate_2400    2		//2*1200
#define BaudRate_4800    4		//4*1200
#define BaudRate_9600    8		//8*1200
#define BaudRate_19200   16		//16*1200
#define BaudRate_38400   32		//32*1200
#define BaudRate_57600   48		//48*1200
#define BaudRate_115200  96		//96*1200

#define RI1  SCON1&0x01
#define TI1  SCON1&0x02

#define WDT_CLOSE   EA=0; WDTCN=0xde; WDTCN=0xad; EA=1;
#define WDT_OPEN    WDTCN = 0xff;
#define WDT_CLR     WDTCN = 0xa5;



//-----------------------------------------------------------------------------
// 函数原型
//-----------------------------------------------------------------------------
void SYSCLK_Init (void);
void PORT_Init (void);

void Uart0_Init(unsigned char BaudRate);
void Uart0_Enable(bool Flag);
void Uart0_SendByte(unsigned char value);
void Uart0_SendString(unsigned char *pt);
unsigned char Uart0_ReceiveData(void);
 
void Uart1_Init(unsigned char BaudRate);
void Uart1_Enable(bool Flag);
void Uart1_SendByte(unsigned char value);
void Uart1_SendString(unsigned char *pt);
unsigned char Uart1_ReceiveData(void);