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Chapter 4. MARIE: An Introduction to a Simple Computer. Linda Null, Julia Lobur. Figure 04.UN01: "When you wish to produce a result by means of an instrument, do not allow yourself to complicate it.". Leonardo da Vinci. Figure 04.F01: a) Point-to-Point Buses b) Multipoint Buses. -.
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Chapter 4 MARIE: An Introduction to a Simple Computer Linda Null, Julia Lobur
Figure 04.UN01: "When you wish to produce a result by means of an instrument, do not allow yourself to complicate it." Leonardo da Vinci
Figure 04.F01: a) Point-to-Point Buses b) Multipoint Buses -
Figure 04.F04: a) N 8-Bit Memory Locations b) M 16-Bit Memory Locations -
Figure 04.F12: Fetch-Decode-Execute Cycle with Interrupt Checking -
Figure 04.F16: Timing Diagram for the Microoperations of MARIE's Add Instruction -
Figure 04.F18: Partial Instruction Decoder for MARIE's Instruction Set -
Figure 04.F20: Combinational Logic for Signal Controls of MARIE's Add Instruction -
Table 04.T09: Microoperation Codes and Corresponding MARIE RTL -
Figure 04.F23: Selected Statements in MARIE's Microprogram -