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Unformatted text preview: Inhibit is not needed. (a) Give the contents of the microprogramming memory (control store) for locations 0-15. Note that the content of location 0 is already given. Memory location Contents 0 01000001000000000 1 . . . 15 2 (b) Give the equations for the Branch Address Generator (BAG), accounting for the branches in the first 16 states of the control unit. The BAG should have four bits BAG3, BAG2, BAG1, BAG0 which will be loaded into the PC when F5=1 such as: BAG3 = BAG2 = T 4 + … BAG1 = IR 15 IR 14 IR 13 IR 12 T 4 + … BAG0 = The following diagram helps you solve the problem. BAG PC LD Control Lines BAG3 F5 (bag) Clock BAG0 Control Store T , T 1 …(states) IR...
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This note was uploaded on 02/21/2011 for the course ECE 662 taught by Professor Orin,d during the Winter '08 term at Ohio State.
- Winter '08