449_lcd2.c

MSP430F449的LCD使用（代码和硬件）

//MSP430F449 所有段闪烁源程序
//与449_LCD1.C不同,本程序是通过控制LCD的时序和电压信号实现闪烁
#include "msp430x44x.h"
__no_init unsigned char lcd_mem[20] @0x91;
 
void main(void)
{
  unsigned char i;
  unsigned int j;
  WDTCTL = WDTPW + WDTHOLD;
  FLL_CTL0 = XCAP18PF;
  BTCTL = 0x4F;
  IE2 &= ~(0x01<<7);
  LCDCTL = 0xBD;
  P5SEL  = 0xFC;
  for(i=0;i<20;i++)
  {
    lcd_mem[i]=0xFF;    
  }
  while(1)
  {
      for(j=0;j<50000;j++)
      ;
      //LCDCTL=(LCDCTL & LCDSON)? 0xB9 :0xBD;      
      LCDCTL=(LCDCTL & LCDON)? 0xBC :0xBD;      
  }   
}