;************** ISR For Timer 0 ******************
TIMER0:
	clr	TR0		        ;DISABLE TIMER 0
	mov	TH0,#3Ch		;RESET OF TIMER AFTER TICK
	mov	TL0,#10101111B		;RESET OF TIMER AFTER TICK
	SETB	TR0		        ;ENABLE TIMER 0
	jmp	TASK_SCHEDULER		;CALL TASK SCHEDULER   <--- why is this needed 
;************** Task Scheduler ******************
TASK_SCHEDULER:
LED_TICK:
        DJNZ	LEDTICK,LCD_TICK	;CHECK LEDTICK IF NOT ZERO MOVE TO LCD_TICK
	CPL	LED		        ;CHANGE LED STATE
	MOV	LEDTICK,#10d		;RELOAD LEDTICK
LCD_TICK:
	DJNZ	LCDTICK, RETURN		;CHECK LCDTICK IF NOT ZERO MOVE TO RETURN
	CALL	TEST		        ;CALL LCD TEST WRITE
	MOV	LCDTICK,#2d		;RELOAD LCDTICK
RETURN:	RETI

;************** Welcome Message ******************
TEST:	
	ORG	0200h
	db	'BRUCE RULES'
	MOV	MCOUNT,#0Bh
	MOV	DPTR,#0200h
	LCALL	WRITE_LCD
	RETI                               <--- Only need RET here
<pre>