Shri vishnu engineering college for women:: bhimavaram department of information technology



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ITIIBTechIISemLecCOA
0910-ComputerSystemOverview02
Single Address Field
Figure 5.6 Branch Control Logic Single Address Field


UNIT-V
DEPARTMENT OF INFORMATION TECHNOLOGY::SVECW Page 6
A common approach is to have a single address field (Figure 5.6). With this approach, the options for next address areas follows
Address field
Instruction register code
Next sequential address
The address-selection signals determine which option is selected. This approach reduces the number of address fields to one. Note, however, that the address field often will not be used. Thus, there is some inefficiency in the microinstruction coding scheme.

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