#include "p24FJ64GA002.h"	
#define USE_AND_OR        /* To enable AND_OR mask setting */
#include<uart.h>
/* Received data is stored in array Buf */
char Buf[80];
char * Receivedddata = Buf;
/* This is UART1 transmit ISR */
void __attribute__((__interrupt__,auto_psv)) _U1TXInterrupt(void)
{
   IFS0bits.U1TXIF = 0;
}
/* This is UART1 receive ISR */
void delay_1us(void)//延时不准
{
	unsigned int i;
	for(i=0;i<10000;i++)
  		asm("nop");
}
void delay_nus(unsigned int n)
{
 	unsigned int i;
 	for(i=0;i<n;i++)
 	{
  		delay_1us();
 	}
}
int main(void)
{
/* Data to be transmitted using UART communication module */
   char Txdata[] = {'M','i','c','r','o','c','h','i','p',
                    ' ','I','C','D','2',13,10,'\0'};
/* Holds the value of baud register */
   unsigned int baudvalue;
/* Holds the value of uart config reg */
   unsigned int U1MODEvalue;
/* Holds the information regarding uart
   TX & RX interrupt modes */
   unsigned int U1STAvalue;
/* Turn off UART1module */
   CloseUART1();
   //RPOR5bits.RP11R=3;	//将txd重定义到RB11
   RPOR1bits.RP2R=3;		//将txd重定义到RB2
   CloseADC10();
/* Configure uart1 receive and transmit interrupt */
   ConfigIntUART1(UART_RX_INT_EN | UART_RX_INT_PR6 |
                  UART_TX_INT_DIS | UART_TX_INT_PR2);
/* Configure UART1 module to transmit 8 bit data with one stopbit.
   Also Enable loopback mode */
   baudvalue = 51;
   U1MODEvalue = UART_EN | UART_IDLE_CON |
   UART_DIS_WAKE | UART_EN_LOOPBACK |
   UART_EN_ABAUD | UART_NO_PAR_8BIT |
   UART_1STOPBIT;
   U1STAvalue = UART_INT_TX_BUF_EMPTY |
   UART_IrDA_POL_INV_ZERO | UART_SYNC_BREAK_DISABLED |
   UART_TX_ENABLE | UART_INT_RX_3_4_FUL |
   UART_ADR_DETECT_DIS |
   UART_RX_OVERRUN_CLEAR;
   OpenUART1(U1MODEvalue, U1STAvalue, baudvalue);
/* Load transmit buffer and transmit the same till null character is
   encountered */
   putsUART1 ((unsigned int *)Txdata);
   delay_nus(30);
/* Wait for transmission to complete */
   while(BusyUART1());
/* Read all the data remaining in receive buffer which are unread
   while(DataRdyUART1())
   {
      (*( Receiveddata)++) = ReadUART1();
   } */
/* Turn off UART1 module */
   CloseUART1();
   return 0;
}