8951串口中断

void InitCOM_Interrupt(void)

{

#if 1

SCON = 0x50; //8bit

TMOD = 0x20; //timer1 mode 2

PCON = 0x00; //SMOD=1, double baud

TL1 = 0xFD;

TH1 = 0xFD; //Baud = 9600, 11.0592MHz

//IE |= 0x90; //Serail break enable

TR1 = 1; //timer1 start

ES = 1;

EA = 1; //disable interrupt

#else

SCON = = 0x50;

TH2 = 0XFF;

TL2 = 0xFD //baud = 115200, 11.0592MHz

RCAP2H = 0xFF;

RCAP2L = 0xFD; //

TCLK = 1;

RCLK = 1;

C-T2 = 0;

TR2 = 1;

#endif

}

中断函数

void UART_Interrupt(void) interrupt 4

{

char temp;

COMWrite("Interrupt\n");

if(RI)

{

RI=0;

temp=SBUF;

COMPutc(temp);

}

}

全部贴上

/******************************************

FCT applicaiton

Flex-B15-TSD

First:20110916

Modify: 20111217

Remark: modify the COM data format. Get the data with \n.

******************************************/

#include

#include

#include

#include

#include

#define LOW 0

#define HIGH 1

#define ACTIVE 0x00

#define IDLE 0x01

sfr P1_ADC_EN = 0x97;

sfr ADC_CONTR = 0xC5;

sfr ADC_DATA = 0xC6;

void InitPort()

{

//P0 = 0x00;

//P3 = 0X00;

P2 = 0xFF;//Out controller P2=0x00

P1 = 0XFF;//input

}

void Delay(unsigned char cnt)

{

while(cnt > 0)

{

_nop_();

_nop_();

_nop_();

_nop_();

_nop_();

cnt--;

}

}

void Delay_Loop(unsigned int loop)

{

unsigned int i = 0;

for(i=0; i

Delay(0xA0);

}

/****************************

ADC function: voltage = 256*Vin/Vcc

****************************/

unsigned char ADConvert(unsigned char channel)

{

ADC_DATA = 0;

P1_ADC_EN = (0x01 < channel);

ADC_CONTR = channel;

Delay(1);

ADC_CONTR |= 0x08; //set ADC_START =1,

while(!(ADC_CONTR &0x10)); //wait until ADC_FLAG =1

ADC_CONTR &= 0xF7;

return ADC_DATA; //data = 256*Vin/Vcc (Vcc is the vlitage of MCU)

}

void InitCOM(void)

{

#if 1

SCON = 0x50; //8bit

TMOD = 0x20; //timer1 mode 2

PCON = 0x00; //SMOD=1, double baud

TL1 = 0xFD;

TH1 = 0xFD; //Baud = 9600, 11.0592MHz

//IE |= 0x90; //Serail break enable

TR1 = 1; //timer1 start

ES = 0;

EA = 0; //disable interrupt

#else

SCON = = 0x50;

TH2 = 0XFF;

TL2 = 0xFD //baud = 115200, 11.0592MHz

RCAP2H = 0xFF;

RCAP2L = 0xFD; //

TCLK = 1;

RCLK = 1;

C-T2 = 0;

TR2 = 1;

#endif

}

void InitCOM_Interrupt(void)

{

#if 1

SCON = 0x50; //8bit

TMOD = 0x20; //timer1 mode 2

PCON = 0x00; //SMOD=1, double baud

TL1 = 0xFD;

TH1 = 0xFD; //Baud = 9600, 11.0592MHz

//IE |= 0x90; //Serail break enable

TR1 = 1; //timer1 start

ES = 1;

EA = 1; //disable interrupt

#else

SCON = = 0x50;

TH2 = 0XFF;

TL2 = 0xFD //baud = 115200, 11.0592MHz

RCAP2H = 0xFF;

RCAP2L = 0xFD; //

TCLK = 1;

RCLK = 1;

C-T2 = 0;

TR2 = 1;

#endif

}

/*****************************

Send data

*****************************/

void COMPutc(char cdata)

{

SBUF = cdata;

while(!TI);

TI = 0;

}

void COMWrite(char* str)

{

while(*str)

COMPutc(*str++);

}

void COMWriteNum(int num, char* str)

{

char d[32];

sprintf(d, "%s:%d\n", str, num);

COMWrite(d);

}

/********************************

Read Data

********************************/

char COMGetc(void)

{

char temp;

while(!RI);

temp = SBUF;

RI = 0;

return temp;

}

void COMRead(char* str, unsigned char length)

{

unsigned char i = 0;

for(i = 0; i < length; i++)

{

str[i] = COMGetc();

}

}

void COMReadEnter(char* str)

{

char temp;

do

{

//Delay(1);

//COMWrite("\ndata\n");

temp = COMGetc();

*str=temp;

//COMPutc(temp);

str++;

}while(temp!=\n && temp!=\r);

*str = \0;

}

bit COMReadTimeout(char* str, unsigned char length, unsigned int timeout)

{

unsigned char i = 0;

unsigned int count = 0;

for(i = 0; i < length; i++)

{

count = 0;

while(RI == 0)

{

count++;

Delay(2);

if (count > timeout) return 1;

}

str[i] = SBUF;

}

return 0;

}

bit COMReadEnterTimeout(char* str, unsigned int timeout)

{

unsigned int count;

char temp;

do

{

count =0;

while(!RI)

{

coun