Consider the following schematic of an Arithmetic and Logic Unit (ALU) Besko...
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Consider the following schematic of an Arithmetic and Logic Unit (ALU)
Beskou die volgende diagram van ‘n Rekenkunde-en-logika-eenheid (ALU):
Assume that N = 4, in other words, an ALU with 4-bit inputs and outputs / Aanvaar dat N = 4, m.a.w. ‘n ALU met 4-bis intrees en uittrees.
a) Complete the follow table / Voltooi die volgende tabel:
A | B | ALUcontrol | N | C | Z | V | Result bit R3 | Result bit R2 | Result bit R1 | Result bit R0 |
0101 | 1001 | 00 | ||||||||
1100 | 1011 | 01 | ||||||||
0101 | 1101 | 10 | ||||||||
1010 | 0010 | 11 |
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