// Motorola 68HC12 EVB Test Program Hello.c
// RPK
// August 13, 2000
//
//
// This code was written and tested using Introl C 4.0.
 

// #includes

#include <hc812a4.h>
#include <introl.h>
#include <dbug12.h>

void __main ()
{
	char *mess = "HI";
	int choice, n;

	while(1)
	{
		DB12->printf("Hello World!\n\n\r");
//		DB12->printf("\n\r");
		DB12->printf("( greetings from Russell P. Kraft )\n\n\n\r");
		DB12->printf("1=repeat, 2=clear, 0=quit.\n\n\r"); // Menu of choices
	
		choice=DB12->getchar();
//		DB12->putchar(choice);
	
		// select which option to run
	
		if (choice == '0')
			return;
//			exit(1);

		else if(choice == '1')
			DB12->printf("\n\nHere we go again.\n\n\r");

		else if(choice == '2')	// clear the screen with <ESC>[2J
			DB12->printf("\033[2J");

		else
		{
// inform the user how bright he is

//	The overwriting of the first parameter gets around a bug in the
//	printf function that incorrectly outputs the first value.
			DB12->printf("\n%c\rA %c is not a valid choice.\n\r",choice,choice);
// 	%s doesn't seem to work at all
//			*mess = "HI";
//			n=DB12->printf("%s\rA %s is no good\n\n\r",mess, mess);

			DB12->printf("A ");
			DB12->putchar(choice);
			DB12->printf(" is not a valid choice.\n\n\r");

		}
	}	
}