msp430的液晶玻璃显示程序.c

MSP430系列单片机适用小程序

//已经调试通过
//LCD显示程序，使用于430实验板的电表液晶。显示结果为“765432峰平”
//*****************************************************************************
//  MSP-FET430P440 Demo - LCD Put "6543210" on STK/EVK LCD 
//
//  Description; Put "6543210" on MSP-EVK430S320 LCD. 
//  ACLK = LFXT1 = 32768, MCLK = SMCLK = DCO = 32xACLK = 1.048576MHz
//  //*An external watch crystal is required on XIN/XOUT for ACLK*//	  
//
//                MSP430F449
//            -----------------
//        /|\|              XIN|-  
//         | |                 | 32kHz
//         --|RST          XOUT|-
//           |                 |
//         +-|R33          P5.1|     -----------------
//        1m |              -  |--> | + 7 6 5 4 3 2 1 |
//         +-|R23          P3.2|     -----------------
//        1m |             COM0|-----||||
//         +-|R13          COM1|------|||
//        1m |             COM2|-------||
//         +-|R03          COM3|--------|
//         | |                 |
//        Vss
//
//  M.Buccini
//  Texas Instruments, Inc
//  January 2002
//  Built with IAR Embedded Workbench Version: 1.25A
//*****************************************************************************

#include  <msp430x44x.h>

char digit[20] = {1,2,3,4,5,6,7,8
};
char distab[10]={0xd7,0x06,0xe3,0xa7,0x36,0xb5,0xf5,0x07,0xf7,0xb7};

void main(void)
{
   int i;
  WDTCTL = WDTPW + WDTHOLD;             // Stop watchdog timer
  FLL_CTL0 |= XCAP14PF;                 // Configure load caps
//  LCDCTL = LCDON + LCD4MUX + LCDP2;     // STK LCD 4Mux, S0-S17
  LCDCTL = 0XFD;
  BTCTL = BTFRFQ1;                      // STK LCD freq 
  P5SEL = 0xFC;                         // Common and Rxx all selected
  for(i=1;i<21;i++)     
  LCDMEM[i]=0;
  for (;;)                             
  {
  for (i=1; i<9; ++i)                   // Display "6543210" 
  LCDMEM[i] = distab[digit[i-1]];//digit[i];
  }
}