Question: Problem 1 [10 points] Consider the following assembly program. ROMStart RAMStart N EQU $4000 EQU $1000 EQU 13 VALUE ORG RAMStart DS.B 1 ORG ROMStart
![Problem 1 [10 points] Consider the following assembly program. ROMStart RAMStart](https://dsd5zvtm8ll6.cloudfront.net/si.experts.images/questions/2024/09/66f32fe7ae2f8_54366f32fe732482.jpg)
Problem 1 [10 points] Consider the following assembly program. ROMStart RAMStart N EQU $4000 EQU $1000 EQU 13 VALUE ORG RAMStart DS.B 1 ORG ROMStart Entry: _Startup: i1 :2 CLR VALUE LDS #$ 4000 LDAB #N LDX #NUMS ;3 MORE: BRA Ll: L2: BRCLR 1,X+,224,L1 L2 INC VALUE DECB BNE MORE :5 ;6 ; 7 ;8 : 9 ;10 ;11 HERE: BRA HERE ;12 ORG $4100 ;define some unsigned integer numbers NUMS: DC.B 10, 20, 12, 133, 18, 16, 37, 32, 111, 0, 2, 3, 88 ;Interrupt Vectors ORG $FFFE DC.W Entry ; Reset Vector Answer the following questions: 1. What are the addressing modes used in lines 2, 6, 7 and 9? 2. What is the final value stored in VALUE and register X in hexadecimal? 3. In one sentence, what does this program do? Problem 1 [10 points] Consider the following assembly program. ROMStart RAMStart N EQU $4000 EQU $1000 EQU 13 VALUE ORG RAMStart DS.B 1 ORG ROMStart Entry: _Startup: i1 :2 CLR VALUE LDS #$ 4000 LDAB #N LDX #NUMS ;3 MORE: BRA Ll: L2: BRCLR 1,X+,224,L1 L2 INC VALUE DECB BNE MORE :5 ;6 ; 7 ;8 : 9 ;10 ;11 HERE: BRA HERE ;12 ORG $4100 ;define some unsigned integer numbers NUMS: DC.B 10, 20, 12, 133, 18, 16, 37, 32, 111, 0, 2, 3, 88 ;Interrupt Vectors ORG $FFFE DC.W Entry ; Reset Vector Answer the following questions: 1. What are the addressing modes used in lines 2, 6, 7 and 9? 2. What is the final value stored in VALUE and register X in hexadecimal? 3. In one sentence, what does this program do
Step by Step Solution
There are 3 Steps involved in it
Get step-by-step solutions from verified subject matter experts
