Microprocessor (AVR) Fundamentals 1) - Find C, and Z flags after executing the compare instruction in each of the following codes: (a) LDI R20, 0x85 LDI R21, 0x70 CP R20, R21 (C) CLC 2) - Find the contents of R20 after each instruction of the following codes is executed: (a) LDI R20, $56 SWAP R20 CLC ROR R20 ROR R20 LDI R20, 0x4D SWAP R20 (b) LDI R20, $85 LDI R21, $90 CP R20, R21 ROL R20 LSL R20 (c) LDI R20, $3F CPI R20, $3F (b) LDI R20, 0x39 SEC ROL R20 ROL R20 (d) CP R20, R20 LDI R20, $7A ROR R20

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
icon
Related questions
Question
Microprocessor (AVR) Fundamentals
1) - Find C, and Z flags after executing the compare instruction in each of
the following codes:
(a) LDI R20, 0x85
LDI R21, 0x70
CP R20, R21
(a) LDI R20, $56
SWAP R20
CLC
ROR R20
ROR R20
2) - Find the contents of R20 after each instruction of the following codes
is executed:
(C) CLC
(b) LDI R20, $85
LDI R21, $90
CP R20, R21
LDI R20, 0x4D
SWAP R20
ROL R20
LSL R20
(c) LDI R20, $3F
CPI R20, $3F
(b) LDI R20, 0x39
SEC
ROL R20
ROL R20
(d) CP R20, R20
LDI R20, $7A
ROR R20
Transcribed Image Text:Microprocessor (AVR) Fundamentals 1) - Find C, and Z flags after executing the compare instruction in each of the following codes: (a) LDI R20, 0x85 LDI R21, 0x70 CP R20, R21 (a) LDI R20, $56 SWAP R20 CLC ROR R20 ROR R20 2) - Find the contents of R20 after each instruction of the following codes is executed: (C) CLC (b) LDI R20, $85 LDI R21, $90 CP R20, R21 LDI R20, 0x4D SWAP R20 ROL R20 LSL R20 (c) LDI R20, $3F CPI R20, $3F (b) LDI R20, 0x39 SEC ROL R20 ROL R20 (d) CP R20, R20 LDI R20, $7A ROR R20
Expert Solution
steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Recommended textbooks for you
Computer Networking: A Top-Down Approach (7th Edi…
Computer Networking: A Top-Down Approach (7th Edi…
Computer Engineering
ISBN:
9780133594140
Author:
James Kurose, Keith Ross
Publisher:
PEARSON
Computer Organization and Design MIPS Edition, Fi…
Computer Organization and Design MIPS Edition, Fi…
Computer Engineering
ISBN:
9780124077263
Author:
David A. Patterson, John L. Hennessy
Publisher:
Elsevier Science
Network+ Guide to Networks (MindTap Course List)
Network+ Guide to Networks (MindTap Course List)
Computer Engineering
ISBN:
9781337569330
Author:
Jill West, Tamara Dean, Jean Andrews
Publisher:
Cengage Learning
Concepts of Database Management
Concepts of Database Management
Computer Engineering
ISBN:
9781337093422
Author:
Joy L. Starks, Philip J. Pratt, Mary Z. Last
Publisher:
Cengage Learning
Prelude to Programming
Prelude to Programming
Computer Engineering
ISBN:
9780133750423
Author:
VENIT, Stewart
Publisher:
Pearson Education
Sc Business Data Communications and Networking, T…
Sc Business Data Communications and Networking, T…
Computer Engineering
ISBN:
9781119368830
Author:
FITZGERALD
Publisher:
WILEY