1) - Assume that (R20) = $85. Indicate whether the conditional branch is executed or not of the following cases: a) LDI R21, $90 CP R20, R21 BRLO NEXT b) LDI R21, $70 CP R20, R21 BRSH NEXT

Computer Networking: A Top-Down Approach (7th Edition)
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ISBN:9780133594140
Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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Microprocessor (AVR) Fundamentals
PLEASE SOLUTIO WITH EXPLAIN
HOMEWORK (5)
1) - Assume that (R20) = $85. Indicate whether the conditional branch is
executed or not of the following cases:
a) LDI R21, $90
CP R20, R21
BRLO NEXT
b) LDI R21, $70
CP R20, R21
BRSH NEXT
2) (A) - Write a program to (a) clear R20, then (b) add 4 to R20 ten times,
and (c) send the sum to PORTB. Use the zero flag and BRNE.
(B) - Draw the flowchart diagram for that program.
3) - Repeat question (2) using Subroutines. Write the program and draw
the flowchart.
Transcribed Image Text:Microprocessor (AVR) Fundamentals PLEASE SOLUTIO WITH EXPLAIN HOMEWORK (5) 1) - Assume that (R20) = $85. Indicate whether the conditional branch is executed or not of the following cases: a) LDI R21, $90 CP R20, R21 BRLO NEXT b) LDI R21, $70 CP R20, R21 BRSH NEXT 2) (A) - Write a program to (a) clear R20, then (b) add 4 to R20 ten times, and (c) send the sum to PORTB. Use the zero flag and BRNE. (B) - Draw the flowchart diagram for that program. 3) - Repeat question (2) using Subroutines. Write the program and draw the flowchart.
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