44 eBook PSP | MICROPROCESSOR FUNDAMENTAL – Assembly Language: Processing Data
04
EXERCISE &
REFERENCES
eBook PSP | MICROPROCESSOR FUNDAMENTAL – Assembly Language: Processing Data 45
Exercise 1
Based on the instructions below, determine the results
• START ; 0x0150A234
•LDRR1, =0x2375A2B4 ; 0xCFFAF7B7
•LDR R2, =0xC9D8E735 ; 0x01A20082
•LDRR3, =0x87A21083
•LDR R4, =0xFE459001 ; 0x01BA6FFE
•ANDS R1, R1, R2 ; 0x00F2A2B6
•ORRS R2, R2, R3
•BICS R3, R3, R4
•MVNS R4, R4
•EORS R1, R1, R3
• BSTART
• END
Exercise 2
Obtain the answer for each instruction. Calculate using theory and compare the
answers with Kiel µ5.
• START
•LDR R0, =0xAAAAAAAA
•LDR R1, =0xAAAAAAAA
•LDR R2, =0xAAAAAAAA
•LDR R3, =0xBBBBBBBB
•LDR R4, =0xBBBBBBBB
•LDR R5, =0xBBBBBBBB
•LSLSR0, R0, #1 ; 0x55555554, C=1
•LSLSR1, R1, #2 ; 0xAAAAAAA8, N=1
•LSLSR2, R2, #3 ; 0x55555550, C=1
•LSRSR3, R3, #1 ; 0x5DDDDDDD, C=1
•LSRSR4, R4, #2 ; 0x2EEEEEEE, C=1
•LSRSR5, R5, #3 ; 0x17777777
• BSTART
• END
46 eBook PSP | MICROPROCESSOR FUNDAMENTAL – Assembly Language: Processing Data
Exercise 3
Obtain the answer for each instruction. Calculate using theory and compare the
answers with Kiel µ5.
• START ; 0xE6666666, N=1
• LDR R0, =0xCCCCCCCC ; 0xF3333333, N=1
• LDR R1, =0xCCCCCCCC ; 0xF9999999, N=1, C=1
• LDR R2, =0xCCCCCCCC ; 0xEEEEEEEE, N=1, C=1
• LDR R3, =0xDDDDDDDD ; 0x77777777
• LDR R4, =0xDDDDDDDD
•MOVS R5, #1
•MOVS R6, #2
•ASRSR0, R0, #1
•ASRSR1, R1, #2
•ASRSR2, R2, #3
•RORSR3, R3, R5
•RORSR4, R4, R6
• BSTART
• END
eBook PSP | MICROPROCESSOR FUNDAMENTAL – Assembly Language: Processing Data 47
REFERENCE
ARM Cortex-A Series Programmer’s Guide for ARMv7-
https://developer.arm.com/documentation/den0013/d/ARM-Thumb-Unified-
Assembly-Language-Instructions/Data-processing-operations
ECE353: Introduction to Microprocessor System
https://ece353.engr.wisc.edu/
Farahmand (2019). Microprocessor and system Design-Using PIC Microcontroller.
https://www.sonoma.edu/users/f/farahman/sonoma/courses/es310/lectures/chapter
10_interrupt.pdf
Joseph Yiu (2014). The Definitive Guide to ARM Cortex-M3 dan Cortex-M4 Processor 3rd
Edition. Oxford:Elsevier
Martin, T.(2016). The Designer’s Guide to the Cortex-M Processor Family 2nd Edition.
Place of publication not identified : Elsevier
Valvano, J. W. (2017). Embedded System: Introduction to arm Cortex-M Microcontrollers.
Nielsen Bookdata
Zhu, Y. (2015). Embedded system with ARM@ Cortex-M3 Microcontrollers in assembly
language and C. Ballston Spa : E-Man Press LLC
E ISBN 978-967-2774-20-4
POLITEKNIK SEBERANG PERAI
JALAN PERMATANG PAUH
13500 PERMATANG PAUH
PULAU PINANG
http://www.psp.edu.my
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The subject of Microprocessor Fundamental covers the basic processor architecture and
application of ARM processor. Student will learn the fundamental concept and techniques to apply ARM Development Tools using inline assembler in C language. This course also provides the skills to control external peripherals using digital input and output peripherals.
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