SN opcode n i x b p e Displacement Target Address (TA) 1 000000 1 1 0 0 1 0 0110 0000 0000 2 000000 1 1 1 1 0 0 0011 0000 0000 3 000000 1 0 0 0 1 0 0000 0011 0000 4 000000 0 1 0 0 0 0 0000 0011 0000 5 000000 1 1 0 0 0 1 0000 1100 0011 0000 0011
SN opcode n i x b p e Displacement Target Address (TA) 1 000000 1 1 0 0 1 0 0110 0000 0000 2 000000 1 1 1 1 0 0 0011 0000 0000 3 000000 1 0 0 0 1 0 0000 0011 0000 4 000000 0 1 0 0 0 0 0000 0011 0000 5 000000 1 1 0 0 0 1 0000 1100 0011 0000 0011
Chapter4: Processor Technology And Architecture
Section: Chapter Questions
Problem 15VE: A(n) ________________ instruction always alters the instruction execution sequence. A(n)...
Related questions
Question
Given the content of memory and the registers below.
i. ii. iii. |
Indicate the type of addressing mode of each line of instruction below |
Deduce the target address Deduce the Value loaded into accumulator register (A) |
|
Data at location | Memory Address |
03600 | 3030 |
103000 | 3600 |
00C303 | 6390 |
003030 | C303 |
Memory content
Base Register (B) | 00600 |
Program Counter (Pc) | 003000 |
Index Register (X) | 000090 |
Register Content
Instructions
Opcodes - LDA = 00
SN | opcode | n i x b p e | Displacement | Target Address (TA) |
1 | 000000 | 1 1 0 0 1 0 | 0110 0000 0000 | |
2 | 000000 | 1 1 1 1 0 0 | 0011 0000 0000 | |
3 | 000000 | 1 0 0 0 1 0 | 0000 0011 0000 | |
4 | 000000 | 0 1 0 0 0 0 | 0000 0011 0000 | |
5 | 000000 | 1 1 0 0 0 1 | 0000 1100 0011 0000 0011 |
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