Answer to Question #275589 in Electrical Engineering for Sunny

Question

computer employs RAM chips of 512 x 8 and ROM chips of 256 x 8. The computer system needs

1K bytes of RAM, 2K bytes of ROM, and eight interface units, each with 2 registers. A memory-mapped

1/0 configuration is used. The two highest-order bits of the 16 bit address bus are assigned 10 for RAM,

11 for ROM, and 00 for interface registers.

a. How many RAM and ROM chips are needed?

b. Draw a memory-address map for the system.

c. Give the address range in hexadecimal for RAM, ROM, and interface.

Answer 1

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