org 0
	jmp main

org 0xB	 			 	
	cpl P1.0
	nop ;If I remove this nop then interrupt happens every 64.5uS, otherwise 64uS
	reti

org 30h

main:
	mov tmod, #2
	mov th0, #128d
	setb tr0
	setb ea
	setb et0
		
	jmp $

end