Q3) In the Vector Address of INT1, write a jump instruction to the ISR in Q2).

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Microprocessor Fundamentals
Homework 6 (Bonus)
ASSEMBLY LANGUAGE FOR SOLUTION
Q1) Write a main program that performs the following
operations:
1. Initialize the Stack Pointer to RAMEND.
2. Enable INT1 interrupt and make it to be falling-edge
triggered.
3. Set the Global Interrupt Enable flag.
4. Make PORT D an output port.
5. Increment the value in PORT D
6. CALL DELAY Subroutine
7. Jump to 5.
Q2) Write an Interrupt Service Routine (ISR) for the INT1
interrupt and place it in Flash memory location Ox0200. The
ISR will contain the following operations:
1. PUSH the registers used in main program into the
stack.
2. Send the value $AA to Port D
3. POP the register used in main program from stack
4. Return from the ISR
Q3) In the Vector Address of INT1, write a jump instruction to
the ISR in Q2).
Transcribed Image Text:Microprocessor Fundamentals Homework 6 (Bonus) ASSEMBLY LANGUAGE FOR SOLUTION Q1) Write a main program that performs the following operations: 1. Initialize the Stack Pointer to RAMEND. 2. Enable INT1 interrupt and make it to be falling-edge triggered. 3. Set the Global Interrupt Enable flag. 4. Make PORT D an output port. 5. Increment the value in PORT D 6. CALL DELAY Subroutine 7. Jump to 5. Q2) Write an Interrupt Service Routine (ISR) for the INT1 interrupt and place it in Flash memory location Ox0200. The ISR will contain the following operations: 1. PUSH the registers used in main program into the stack. 2. Send the value $AA to Port D 3. POP the register used in main program from stack 4. Return from the ISR Q3) In the Vector Address of INT1, write a jump instruction to the ISR in Q2).
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