Suppose the memory cells at address A4 to B3 in the machine described in langua table contains the bit pattern given in the following table. Assume that the machine i its program counter containing A4. Explanation of the output is compulsory. Address A4 A5 A6 A7 A8 A9 AA AB AC AD Contents 20 00 21 03 22 01 B1 B0 50 02

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Suppose the memory cells at address A4 to B3 in the machine described in language description
table contains the bit pattern given in the following table. Assume that the machine is starting with
its program counter containing A4. Explanation of the output is compulsory.
Address
A4
A5
A6
A7
A8
A9
AA
Contents
20
00
21
03
22
01
B1
во
50
02
во
AA
co
00
50
05
AB
AD
AE
AF
во
B1
B2
B3
a) Display the machine cycle in the table form with Program Counter (P.C), increment of P.C.,
Instruction Register (I.R.) and General-Purpose Register (G.P.R) and description of each
instruction executed. Explanation of the output is compulsory.
b) What is in register 0 the first time the instruction at address AA is executed?
c) What is in register 0 the second time the instruction at address AA is executed?
d) How many times is the instruction at address AA executed before the machine halts
e) What is the bit pattern found in program counter when the machine halts?
Transcribed Image Text:Suppose the memory cells at address A4 to B3 in the machine described in language description table contains the bit pattern given in the following table. Assume that the machine is starting with its program counter containing A4. Explanation of the output is compulsory. Address A4 A5 A6 A7 A8 A9 AA Contents 20 00 21 03 22 01 B1 во 50 02 во AA co 00 50 05 AB AD AE AF во B1 B2 B3 a) Display the machine cycle in the table form with Program Counter (P.C), increment of P.C., Instruction Register (I.R.) and General-Purpose Register (G.P.R) and description of each instruction executed. Explanation of the output is compulsory. b) What is in register 0 the first time the instruction at address AA is executed? c) What is in register 0 the second time the instruction at address AA is executed? d) How many times is the instruction at address AA executed before the machine halts e) What is the bit pattern found in program counter when the machine halts?
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