main.c

PIC KS0108 圖型液晶驅動C源碼

//==============================================================================
// DEVICE       = PICC-18
// VERSION      = 1.0
// DATE         = 11.08.2007
// LAST CHANGE  = -
// Developer    = Keith Yuen
// =============================================================================
// Description:  KS0108 GLCD Driver Demo for PIC18F4455
// =============================================================================

#include <pic18.h>
#include "delay.h"
#include "glcd.h"

void PortInit(void)
{
	TRISD = 0b00000000;
	TRISC = 0b00000000;
	TRISB = 0b00000000;
}

void TimerInit(void)
{
	//TIMER
	TMR0IE = 1;
	TMR0H = 0xD1;	//1ms
	TMR0L = 0xDF;
	T0CON = 0x08;	//
	TMR0ON = 1;		//ON TIMER
}

void main()
{

	//OFF WatchDog
	SWDTEN = 0;	

	//INTERRUPT
    INTCON = 0;  // reset all the flag bits for all the interrupts
    GIE    = 1;  // global interrupt enable bit (1: enable all)

	//ADC
	ADCON0 = 0x41;	//AN1	

	TimerInit();

	PortInit();

	DelayMs(50);
	
	//GLCD Init
	GLCD_Init();

	//Char
	GLCD_SetPos(0, 10);
	GLCD_WriteChar('!');	
	GLCD_WriteChar('#');
	GLCD_WriteDec2(' ');
	GLCD_WriteChar('-');
	GLCD_WriteHex(' ');
	
	//String
	GLCD_WriteString("0123456789", 0, 40);
	GLCD_WriteString("abcdefghijklm", 1, 40);
	GLCD_WriteString("nopqrstuvwxyz", 2, 40);
	GLCD_WriteString("ABCDEFGHIJKLM", 3, 40);
	GLCD_WriteString("NOPQRSTUVWXYZ", 4, 40);
	
	//Align String
	GLCD_WriteAlignString("ALIGN LEFT", 5, GLCD_ALIGN_LEFT);
	GLCD_WriteAlignString("ALIGN RIGHT", 6, GLCD_ALIGN_RIGHT);
	GLCD_WriteAlignString("ALIGN CENTER", 7, GLCD_ALIGN_CENTER);
	
	//Combine data
	GLCD_SetPos(7, 10);
	GLCD_WriteData(0x11);
	GLCD_SetPos(7, 10);
	GLCD_WriteCombineData(0x88);	//data become 0x99
	
	//draw a dot on x,y position
	GLCD_WriteDot(1,2);
	GLCD_WriteDot(2,3);
	GLCD_WriteDot(3,4);
	GLCD_WriteDot(4,5);
	GLCD_WriteDot(5,6);
	
	GLCD_WriteDot(1,6);
	GLCD_WriteDot(2,5);
	GLCD_WriteDot(3,4);
	GLCD_WriteDot(4,3);
	GLCD_WriteDot(5,2);
	
	
	while(1)
	{
		
	}
}

//1ms interrupt
void interrupt prv_int(void)
{
	static unsigned char tick10ms = 0;
	static unsigned char tick1ms = 0;
	static unsigned char y=0;

    if (!TMR0IF)
       return;
	
    TMR0IF = 0;
	TMR0H = 0xD1;	//1ms
	TMR0L = 0xDF;



    tick1ms++;
    if (tick1ms == 10)
    {
        tick1ms = 0;
		////////////////////////
		//10ms ACTION HERE:
		tick10ms++;
	    if (tick10ms == 100)
	    {
	        tick10ms = 0;
			////////////////////////
			//1s ACTION HERE:
			
			//Scrolling
			GLCD_SetStartLine(y++);
			if(y==64)y=0;
	    }
    }

		

}