lsd1.c

流水灯程序8个得 用于430单片机完美运行

//*******************************************************************************
//  MSP-FET430P140 Demo - Software Toggle P1.0
//
//  Description: Toggle P1.0 by xor'ing P1.0 inside of a software loop.
//  ACLK= n/a, MCLK= SMCLK= default DCO ~800k
//
//                MSP430F149
//             -----------------
//         /|\|              XIN|-
//          | |                 |
//          --|RST          XOUT|-
//            |                 |
//            |             P1.0|-->LED
//
//  M. Buccini
//  Texas Instruments Inc.
//  Feb 2005
//  Built with CCE Version: 3.2.0 and IAR Embedded Workbench Version: 3.21A
//******************************************************************************

#include  <msp430x14x.h>

void main(void)
{
  WDTCTL = WDTPW + WDTHOLD;                 // Stop watchdog timer
  P1DIR |= 0xff;                            // Set P1.0 to output direction
  volatile unsigned int i;
  
  
  int a[]={0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01,
           0x00,
           0x01,0x03,0x07,0x0f,0x1f,0x3f,0x7f,0xff,0x7f,0x3f,0x1f,0x0f,0x07,0x03,0x01,
           0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80,0x40,0x20,0x10,0x08,0x04,0x02,0x01,
           0x00,
           0x01,0x03,0x07,0x0f,0x1f,0x3f,0x7f,0xff,0xfe,0xfc,0xf8,0xf0,0xe0,0xc0,0x80};

while(1)
  { volatile unsigned int j;
  for (j=0;j<=61;j++)
    

    {
      P1OUT=a[j]  ;
      for(i=0;i<10000;i++);
    }
   }
}