example1.c

《PIC单片机C语言开发入门》所有章节源程序

/*
 * This is example 1 from "Getting Started with MPLAB C18".
 */

#include <p18cxxx.h>   /* for TRISB and PORTB declarations */

int counter;
void main (void)
{
    counter = 1;
    TRISB = 0;            /* configure PORTB for output */
    while (counter <= 15)
    {
       PORTB = counter;   /* display value of 'counter' on the LEDs */
       counter++;
    }
}