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Model C

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sahar kamal
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31 views2 pages

Model C

Uploaded by

sahar kamal
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Program: Communications and Computers Engineering (ECE)

Academic Year: 2024/2025 Semester: Frist term


Practical Exam Model (C)
Course Code: CCE281 Level: 2th year
The Higher Institute of
Engineering Course Name: Microprocessor Computers and Control
El-Shorouk City Engineering Program

Write ALP to determine the number of negative elements. The length of


the block is in memory location 0041H and the block itself starts in
memory location 0042H. Store the number of negative elements in
memory location 0040H.
Program: Communications and Computers Engineering (ECE)
Academic Year: 2024/2025 Semester: Frist term
Practical Exam Model (C)
Course Code: CCE281 Level: 2th year
The Higher Institute of
Engineering Course Name: Microprocessor Computers and Control
El-Shorouk City Engineering Program

Write an AVR C program to monitor bit 7 of Port B. If it is 1, make bit 4 of


Port B input; else, change pin 4 of Port B to output.
.

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