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Chapter 8 1. Which of control signal lines can be used in the off-chip memory expansion of...

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Electrical Engineering

Chapter 8
1. Which of control signal lines can be used in the off-chipmemory expansion of MCS-51 single chip microcomputer ? Pleaseexplain the functions of each control
signal line.
10. In single chip microcomputer, we use one chip EPROM2764and one
SRAM6264 to expand memory storage. Assume the initial addressof ROM is 000H, and the initial address of RAM is 2000H. Pleasedraw the system circuit scheme, then show the address rangeclearly.

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Ans For external off chip memory expansion MCS51microcontroller uses three control signals which are listed andtheir functions are explained belowEA External Access It is an active low signal whenever    See Answer
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