Question

4. Instruction encoding: a. Encode the Thumb-1 instruction ADC R4, R5 (6) b. Encode the Thumb-2 instruction for exclusive-ORi

0 0
Add a comment Improve this question Transcribed image text
Answer #1

Greetings!!

Encoding format for the ADC instruction is given as:

6 BITS 3 BITS 4 BITS OP 3 BITS Rm 010000 Rd

Syntax of the given instruction ADC R4,R5 is ADC Rd,Rm.

[From the manual get the value for OP and Register Numbers. OP=0101, R4=100,R5=101]

Encode this binaries into the above mentioned format.

3 BITS 3 BITS 6 BITS 010000 4 BITS 0101 101 100

Hex=0x416C

Hope this helps

Thank You

Add a comment
Know the answer?
Add Answer to:
4. Instruction encoding: a. Encode the Thumb-1 instruction ADC R4, R5 (6) b. Encode the Thumb-2...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT