ORG     0F000h
main			mov.w		#280h,SP                		; Stackpointer
				mov.w		#WDTPW+WDTHOLD,&WDTCTL  		; Stop WDT

				mov.b		#0,&P6OUT
				mov.b		#$FF,&P6DIR

				mov.w		#TASSEL_0+TACLR+TAIE+MC_2,&TACTL		; clockselect, Clear TAR
				mov.w		#CM_1+CAP+CCIE,&TACCTL0					; capture on rising edge
				mov.w		#CM_1+CAP+CCIE,&TACCTL2					; capture on rising edge
	
				bis.w		#GIE,SR								; enable interrupts

Mainloop
			;	mov		#WDTPW+WDTCNTCL,&WDTCTL
				jmp		Mainloop


; ***************************************
; ********** Empfangsinterrupt **********
; ***************************************
TimerA_Interrupt
				mov.b		#$0,&P6OUT
            nop
				mov.b		#$FF,&P6OUT
				reti

; ***************************************
; ********** Interruptvektoren **********
; ***************************************
				ORG     012Eh							; Interruptvektor TimerA
				DW      TimerA_Interrupt
				ORG     0FFFEh							; MSP430 RESET Vector
            DW      main
            END