#define _KEY_INCLUDE
#define _LCD_INCLUDE
#include "include.h"

void Delay(void)
{
	BYTE i;
	for (i = 0; i < 255; i++)
			;
}

/*=======================================================




========================================================*/
void main(void)
{
	static BYTE RollFlag;

	RollFlag = LEFT;
	while (1)
	{
		switch (KeyScan())
		{
			case LeftKey:
				RollFlag = LEFT;
				break;

			case RightKey:
				RollFlag = RIGHT;
				break;

			default:
				break;
		}
		// LCD display roll	
		LcdRollOver(RollFlag);
		Delay();
	}
}