main.c

dual comunication between computer and device

#include 	<msp430x16x.h>
#include "CPU.h"
#include "USART.h"
#include "expander.h"

volatile char m_char,prijate[16];
volatile unsigned char exp_data;
void main(void)
{
SVSCTL = 0x60 + PORON;              	// SVS POR enabled @ 2.5V
/*****************************************************************************/ 	
	WDTCTL = WDTPW + WDTHOLD;             	// Stop WDT
	P1OUT	=	0x00;
	P2OUT	=	0x00;
	P3OUT	=	0x00;
	P4OUT	=	0x00;
	P5OUT	=	0x00;
	P6OUT	=	0x00;
	P1DIR 	= 	0xFF;
	P2DIR 	= 	0xFF;
	P3DIR 	= 	0xFF;
	P4DIR 	= 	0xFF;
	P5DIR 	= 	0xFF;
	P6DIR 	= 	0xFF;
	
CPU(0x00,1);	



// CPU = 8MHz



cas_long(5000);
USART_init();
_EINT();
cas_long(5000);
while(1)
{
/*if(prijate[0]=='A')
USART_char('A');*/
 
}


  
}

#pragma vector=UART0RX_VECTOR
__interrupt void usart0_rx (void)
{
	//char m_char;  
	
	
	TXBUF0 = RXBUF0;
	
	cas_long(500);
		
	prijate[0]=m_char;
}