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122 WWW Fll. 515 Regimen counselled Io bus. To wafer word C into register B. mslre E: and l. high. The high Ec clean; the threevstsle switches at...

Please give me a full circuit of 4 registers (using 74HC173 ) connected in a bus


The figure below shows the bus for registers circuit

I need a full working circuit with connection


74HC173 IC is required

received_1190270491108915.png

received_1190270491108915.png

122 WWW Fll. 515 Regimen counselled Io bus. To wafer word C into register B. mslre E: and l... high.
The high Ec clean; the threevstsle switches at register C.
placing word C on the bus. The high L, gels up register B
for lending. when the next posil'we clock edge arrives,
word C is slored in register B. and Ihe new word‘s are A=DOH
B=liIII
E=lml
Iii—1110] 'l'lte Whole point of bus organization (connecting the
registers to a common word palh] is to simplify the Wiring
and operation of computers. As you will see in Clap. l0.
SAP-1 is a. bus-organized computer of incredible simplieil):I
made possible by the three-state swimh. WHEN-in” Figure 3—15 shows a 4—bit bus. The same idem applies to
any number ufbits. For example. a lfi-bit bus has 16 wires.
each can'ying I bit of a word. By connecting the inpuls
and outputs of lfi-bit registers Io Iliis bus, we can transfer
llS-bil words From one register to anodier. Drawings get very messy unless we simplify the appear-
ance ofthe lies. Figure 3-26 shows an abbreviated form of
Fig. 3-25. The solid arrows represents words going into
and rim of registers. The solid liar represenls the W bus. EXAMPLES-l Figure 8-21 shows part of the SAP-1 computer. Destribc
the circuitry. Ml WWW 123

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