TITLE 	REVISION OF PROGRAM 3-1B USING 32-BIT REGISTERS
PAGE	60,132
		.MODEL SMALL
		.386
		.STACK 200H
		.DATA
DATA1	DD	27345,28521,29533,30105,32375
SUM	DD	?
COUNT	EQU	5
		.CODE
BEGIN:	MOV	AX,@DATA
        MOV     DS,AX
        MOV     CX,COUNT                ;CX is loop counter
        MOV     SI,OFFSET DATA1         ;SI is data pointer
        SUB     EAX,EAX                 ;EAX will hold sum
BACK:	ADD	EAX,DWORD PTR[SI]	;add next word to EAX
        ADD     SI,4                    ;SI points to next dword
        DEC     CX                      ;decrement loop counter
        JNZ     BACK                    ;continue adding
        MOV     SUM,EAX                 ;store sum
        MOV     AH,4CH
        INT     21H
        END     BEGIN