init.c

449的程序430Interfacing the DAC8831EVM to MSP430 Processors

//*****************************************************************************
//  HPA449 Demo - for AFA Seminar, March 31 2003  
//
//
//  T.Hendrick
//  Texas Instruments, Inc
//  March 2003
//  Built with IAR Embedded Workbench Version: 1.26B
//*****************************************************************************

#include  <msp430x44x.h>
void clearMajor( void );
void clearDisplay( void );
void InitializeLCD( void )
{
	FLL_CTL0 |= XCAP18PF;       // Set load capacitance for xtal
	
	// Setup Basic Timer for LCD operation
	BTCTL = (LCD3MUX);

	// Turn on Basic Timer interrupts
	//IE2 |= BTIE;

	// Setup port functions
	P5SEL = 0xFF;
	
	// Setup LCD
	LCDCTL = (LCDSG0_6|LCD4MUX|LCDON);
}

void clearDisplay( void )
{
int i;
  for (i=0; i<20; i++)
  {
    LCDMEM[i] = 0;
  } 
}

void clearMajor( void )
{
int i;
  for (i=7; i<20; i++)
  {
    LCDMEM[i] = 0;
  } 
}