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Quiz3F03sol

# Quiz3F03sol - (5 Question 9 Give value of number 2000*1/4 =...

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EE319K Fall 2003 Quiz 3 Solution Jonathan W. Valvano November 21, 2003 11:00am-11:50am (5) Question 1. Number of decimal digits 2000 alternatives is 3 ½ decimal digits (5) Question 2. Decimal value \$A5 = 10*16+5=165 (2) Part 3a. Specify RegB RegB = 100+200-256 = 44 (2) Part 3b. Specify 0 or 1 C=1 (error, 100 + 200 is not 44) (1) Part 3c. Specify 0 or 1 V=0 (no error, 100 + -54 = 44) (5) Question 4. Choose A-E E. ldy TCNT (5) Question 5. Show the machine code rr110nnn, with rr=10 nnn=001 EDB1 ldy 2,sp+ (5) Question 6. Show assembly bset DDRT,#\$40 or ldaa DDRT oraa #\$40 staa DDRT (5) Question 7. Simplified memory cycles (you may or may not need all 5 entries) R/W Addr Data Read \$F000 DD Read \$F001 00 Read \$0000 00 Read \$0001 01 (5) Question 8. Choose A-G E) Value of Reg D is copied to Reg X
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Unformatted text preview: (5) Question 9. Give value of number 2000*1/4 = 500 (5) Question 10. Effective address EA=X+A=\$0800+5= \$0805 (5) Question 11. Give op code bls (5) Question 12. Number of bytes/sec 9600(bits/s)/10(bits/frame) =960 bytes/s (5) Question13. Choose A, B, C or D. B (5) Question 14. Matrix equation C. base+I+4*J (5) Question 15. ADC conversion 255*1.00V/5V= 51 (5) Question 16. LED equation I d = (5 -V d- V OL )/ R 1 (5) Question 17. List all registers A. all registers but the SP (5) Question 18. Choose A-E B. array containing list of functions to execute (5) Question 19a) Choose A-F org \$0800 ***** C) place it here ******* org \$F000 (5) Question 19b) Choose A-F org \$F000 ***** D) place it here ******* main movw #SA,pt...
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