//Get data from PTH DIP swiches and send it to PORTB in C Language for Dragon12 Plus Trainer Board 
//with HCS12 Serial Monitor Program installed. This code is for CodeWarrior IDE
//On Dragon12+ Trainer board 8 LEDs are connected to PORTB and PTH is connected DIP Switches 
//Modified from Example 7-10 of Mazidi & Causey HCS12 book
//Use F7 to Make, F5 (Debug) to download, and F5 (Start) to run the program
//Make sure you are in HCS12 Serial Monitor mode when downloading and running. .
//In DIP Switches up=1 and down=0  

#include <hidef.h>      /* common defines and macros */
#include "derivative.h"      /* derivative-specific definitions */


void MSDelay(unsigned int);
void main(void) 
{
  /* put your own code here */
  
    

    DDRB = 0xFF;    //PORTB as output for LEDs
    DDRJ = 0xFF;    //PTJ as output for Dragon12+ LEDs
    PTJ=0x0;        //Allow the LEDs to disiplay data on PORTB pins
    DDRH = 0x0;	    //Make PTH as input for DIP Switches   
    for (;;) 			
      {
      unsigned char  x; 
      x = PTH;      //get data from PTH DIP Switches
      MSDelay(1);   //optional
      PORTB = x;    //and send it to PORTB LEDs
      MSDelay(1);   //optional

      }
 
}

 void MSDelay(unsigned int itime)    //millisec daly
  {
    unsigned int i; unsigned int j;
    for(i=0;i<itime;i++)
      for(j=0;j<4000;j++);
  }