Class of Microcomputers II at a University needs to design a computer system with an 8-bit address bus,

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Class of Microcomputers II at a University needs to design a computer system with an 8-bit address bus,

 

an 8-bit data bus and it uses isolated I/O. It has Class of Microcomputers II at a University needs to design a computer system with an 8-bit address bus,

 

 

an 8-bit data bus and it uses isolated VO. It has:

 

1.      128 bytes of EPROM starting at address 00H (H meaning in hexadecimal) constructed using 64x4 chips;

 

2.       64 bytes of RAM constructed using 16x8 chips;

 

3.       an input device with a READY signal at address ABH;

 

4.       an output device with a READY signal at address CDH;

 

5.       a bidirectional input/output device with no READY signal at address EFH.

  • 11 years ago
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