- Q3 Show The Micro Operations And Control Signals In The Same Fashion As Table 19 1 For The Processor In Figure 19 3 For 1 (59.65 KiB) Viewed 11 times
Control Signals
Q3. Show the micro-operations and control signals in the same fashion as Table 19.1 for the processor in Figure 19.3 for the following instructions: Load Accumulator Store Accumulator Add to Accumulator Jump M B R Co -C₂ €12 $4 PC -C₂ o+C₂ IR C6 0 C₁ GO AC Control signals Active Control Signals C₂ C₂, CR C₂ CS. CR C₁ C₁ C12, Cw ALU C₂ Control unit Flags Clock Control signals Figure 19.5 Data Paths and Control Signals Micro-operations t₁: MAR+ (PC) Fetch: ty: MBR-Memory PC (PC) + 1 ts: IR - (MBR) t₁: MAR (IR(Address)) Indirect: t₂: MBR Memory t₁: IR(Address) +- (MBR(Address)) t₁: MBR - (PC) t₂: MAR Interrupt: Save-address PC- Routine-address 15: Memory (MBR) CR Read control signal to system bus. Cw= Write control signal to system bus.