4. Memory and Addressing Modes The state of the CPU and memory is represented by this diagram. Memory Memory Address Value Register Value A $20 $05 .. $0011 $80 Y $30 $0010 $0 PC $FO00 $01E0 $000F SOD $000E $30 Flag (P) S00OD NV1B DIZC $000D $20 | 00100 01 1 Value ... a) Value of A after execution of LDA #SOD? b) Value of A after execution of LDA #SOF? c) Value of Y after execution of LDY $OD? d) Value of Y after LDY $(000F), X? e) Value of Y after LDY ($0F), X?

Principles of Information Systems (MindTap Course List)
12th Edition
ISBN:9781285867168
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter3: Hardware: Input, Processing, Output, And Storage Devices
Section: Chapter Questions
Problem 3SAT: The time it takes to perform the fetch instruction and decode instruction steps is called the...
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4. Memory and Addressing Modes The state of the CPU and memory is represeated by this diagram. _m Address | Value X [ | =] | S R [pc_[srooo | s Jsoueo] [Fag(p) [N [v[1]e o i [2]c] [vaive Jofo]1]ofofo]1]1] a) Value of A after execution of LDA #50D? b) Value of A after execution of LDA #S0F? €) Value of Y after execution of LDY $0D? ) Value of Y after LDY ${000F), X? ) Value of Y after LDY ($0F), X2 please show workings!
4.
Memory and Addressing Modes
The state of the CPU and memory is represented by this diagram.
Register Value
Memory Memory
Address
$20
Value
$05
...
..
$0011
$80
Y
$30
PC
$FO00
$0010
$0
$01E0
$000F
$OD
$000E
$30
Flag (P) NV 1 BDI zC
0 100 0 11
$000D
$20
0
Value
a) Value of A after execution of LDA #SOD?
b) Value of A after execution of LDA #SOF?
c) Value of Y after execution of LDY $OD?
d) Value of Y after LDY $(000F), X?
e) Value of Y after LDY ($OF), X?|
please show workings!
Transcribed Image Text:4. Memory and Addressing Modes The state of the CPU and memory is represented by this diagram. Register Value Memory Memory Address $20 Value $05 ... .. $0011 $80 Y $30 PC $FO00 $0010 $0 $01E0 $000F $OD $000E $30 Flag (P) NV 1 BDI zC 0 100 0 11 $000D $20 0 Value a) Value of A after execution of LDA #SOD? b) Value of A after execution of LDA #SOF? c) Value of Y after execution of LDY $OD? d) Value of Y after LDY $(000F), X? e) Value of Y after LDY ($OF), X?| please show workings!
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