sci.c

#if defined(__dsPIC33F__)
#include <p33Fxxxx.h>
#elif defined(__PIC24H__)
#include <p24hxxxx.h>
#endif

#include "sci.h"

void InitSCI()
{
	TRISFbits.TRISF4 = 1; // RX
	TRISFbits.TRISF5 = 0; // TX
	IFS1bits.U2RXIF = 0;
//	U2BRG = 130;	// BAUD Rate Setting for 9600
	U2BRG = 128;	// BAUD Rate Setting for 9600	
	U2MODEbits.STSEL = 0; // 1 Stop bit
	U2MODEbits.PDSEL = 0; // No Parity, 8 data bits
	U2MODEbits.ABAUD = 0; // Auto-Baud Disabled
	//U2MODEbits.UEN = 0;
	U2STAbits.UTXISEL0 = 0; // Interrupt after one TX character is transmitted
	U2STAbits.UTXISEL1 = 0;
	U2STAbits.URXISEL = 0; // Interrupt after one RX character is received
	U2MODEbits.UARTEN = 1; // Enable UART
	U2STAbits.UTXEN = 1; // Enable UART TX
	//IPC2 |= 0x7000; // Highest priority
	IEC1bits.U2RXIE = 1; // Enable UART2 RX interrupt
	
	IEC1bits.U2TXIE = 0;
	//IFS1bits.U2TXIF = 0;
	//IEC1bits.U2TXIE = 0;
	IFS1bits.U2RXIF = 0;
	
    TRISFbits.TRISF2 = 1;
	TRISFbits.TRISF3 = 0;
	//U1MODEbits.BRGH = 1; // High speed mode
	IFS0bits.U1RXIF = 0;
	U1BRG = 128;	// BAUD Rate Setting for 9600	
	U1MODEbits.STSEL = 0; // 1 Stop bit
	U1MODEbits.PDSEL = 0; // No Parity, 8 data bits
	U1MODEbits.ABAUD = 0; // Auto-Baud Disabled
	U1STAbits.UTXISEL0 = 0; // Interrupt after one TX character is transmitted
	U1STAbits.UTXISEL1 = 0;
	U1STAbits.URXISEL = 0; // Interrupt after one RX character is received
	
//	U1MODEbits.UARTEN = 0; // water unEnable UART	
//	U1STAbits.UTXEN = 0; // water unEnable UART TX
//	IEC0bits.U1RXIE = 0; // water unEnable UART1 RX interrupt
	U1MODEbits.UARTEN = 1; // Enable UART
	U1STAbits.UTXEN = 1; //  Enable UART TX
	IEC0bits.U1RXIE = 1; //  Enable UART1 RX interrupt
	
	IEC0bits.U1TXIE = 0;
	IFS0bits.U1RXIF = 0;

}