Assume a control memory is 30 bits wide. The micro-instruction format is divided into 3 fields:  • Micro-operation field: 18 bits  • Address selection field: 24 flags  • Address field  (1) How many bits are in the address selection field?  (2) How many bits are in the address field?  (3) What is the size of the control memory (in bytes)? Also explain how to convert flags to bits

Systems Architecture
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Chapter4: Processor Technology And Architecture
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Assume a control memory is 30 bits wide. The micro-instruction format is
divided into 3 fields:
 • Micro-operation field: 18 bits
 • Address selection field: 24 flags
 • Address field
 (1) How many bits are in the address selection field?

 (2) How many bits are in the address field?

 (3) What is the size of the control memory (in bytes)?

Also explain how to convert flags to bits?

 

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