traffic.inc

keilc pic的版本 才搞到的 希望对大家有帮助

PORT3 &= ~0x0001;          /* set P3.0 to zero: Key Input */

/* define a debug function for the pedestrian push button */
signal void push_key (void)  {
  PORT3 |=  0x0001;         /* set P3.0       */
  twatch (`Clock*0.05);     /* wait 50 msec   */
  PORT3 &= ~0x0001;         /* reset P3.0     */
}

/* define a toolbar button to call push_key */
define button "Push for Walk", "push_key ()"

RADIX=10 // decimal output in watch window