A computer employs RAM chips of 256 x 8 and ROM chips of 1024 x 8. The

Question:

A computer employs RAM chips of 256 x 8 and ROM chips of 1024 x 8. The computer system needs 2K bytes of RAM, 4K bytes of ROM. and tour interlace units, each with tour registers. A memory-mapped I/O configuration is used. The two highest-order bits of the address bus are assigned 00 for RAM, 01 for ROM. and 10 for interface registers.
a. How many RAM and ROM chips are needed?
b. Draw a memory-address map for me system
c. Give the address range in hexadecimal tor RAM, ROM, and interface.