main.c

MSP430系列液晶显示器驱动程序 MSP430

#include "msp430.h"
#include "LCD_Driver/LCD_Dis.h"
#include "LCD_Driver/LCD_PortConfig.h"
extern void TimeDelay(int Time);

void main(void)
{

 //P4DIR= 0xFF;
  
  volatile unsigned int i;

  WDTCTL = WDTPW+WDTHOLD;                   // Stop watchdog timer
  FLL_CTL0 |= XCAP14PF;                     // Configure load caps

  // Wait for xtal to stabilize
  do
  {
  IFG1 &= ~OFIFG;                           // Clear OSCFault flag
  for (i = 0x47FF; i > 0; i--);             // Time for flag to set
  }
  while ((IFG1 & OFIFG));                   // OSCFault flag still set?

  for(i=2100;i>0;i--);                      // Now with stable ACLK, wait for
                                            // DCO to stabilize.
  P3OUT = 0x60;                             // P5 setup for LED and slave reset
  P3DIR |= 0x60;                            //
  P4SEL |= 0x38;                           // P4.5,4,3 SPI option select
  U1CTL = CHAR+SYNC+MM+SWRST;               // 8-bit, SPI, Master
  U1TCTL |= CKPL+SSEL1+STC;                 // Polarity, SMCLK, 3-wire
  U1BR0 = 0x02;                            // SPICLK = SMCLK/2
  U1BR1 = 0x00;                            //
  U1MCTL = 0x00;                           //
  ME2 |= USPIE1;                            // Module enable
  U1CTL &= ~SWRST;                          // SPI enable
  IE2 |= URXIE1;                            // Receive interrupt enable

   _BIS_SR(GIE); 
  
  P3OUT &= ~0x60;                           // Now with SPI signals initialized,
  P3OUT |= 0x60;                            // reset slave

  for(i=50;i>0;i--);                        // Wait for slave to initialize

	LCD_Init();						//初始化LCD
	FontSet(0,0xff);				//选择8X16的ASCII字符
	PutChar(0,0,'A');  				//在第0页的起始处开始显示字符'A'
	PutString(0,2,"Mz design"); 	//显示字符串
	FontSet(2,0xff);   				//选择自定义的汉字字符
		
	PutChar(0,6,0);					//显示“铭”
	PutChar(16,6,1);				//显示“正”
	PutChar(32,6,2);				//显示“同”
	PutChar(48,6,3);				//显示“创”
	PutChar(24,4,4);				//显示LOGO，实际上将它取成了一个汉字一样的字模了

  _BIS_SR(LPM0_bits + GIE);                 // CPU off, enable interrupts
}


#pragma vector=USART1RX_VECTOR
__interrupt void USART1_rx (void)
{
  volatile unsigned int i;

  while (!(IFG2 & UTXIFG1));                // USART1 TX buffer ready?

  P3OUT = ~P3OUT;
  U1TXBUF++;                       // Send next value

  for(i=30;i>0;i--);                        // Add time between transmissions to
}                                         // make sure slave can keep up