BR	  main	;branch around data
sum:	 .WORD  0x0000	;set up word with zero
num:     .BLOCK 2
limit:   .BLOCK 2
counter: .WORD 0x0000

main:	DECI limit, d
loop:	 DECI   num,d
	 LDA    num,d
	 ADDA	sum,d		 
	 STA    sum,d
	 LDA	counter,d
 	 ADDA	 1,i			
	 STA    counter,d
	 CPA	 limit,d
	 BREQ	 quit
	 BR	 loop

quit:	 DECO	 sum,d	
 	STOP					
	.END