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Logic Circuit Class/Exam2006_2

2006๋…„ 2•™ธฐ ธฐ๋ง ‚ฌ

  • ๋ถ€๋ถ„  ˆ˜ —†Œ.
1. —ฐŠต๋ฌธ œ 5-18 ณผ ๋˜‘ฐ™Œ.
2. ๋‹Œณผ ฐ™ด ๋”œ ˆด๋ฅผ ฐ–๋Š” šŒ๋กœ—„œ ดˆธฐ—๋Š” x ฐ€ 1ด๋‹ค. 0ดˆผ ๋•Œ x ฐ€ 0œผ๋กœ, 2ดˆผ ๋•Œ x ฐ€ 1๋กœ ๋ณ€•œ‹  •  ฒฝšฐ x,y ˜ vector waveform „ ธ๋ฆฌ‹œ˜ค.
ํฌ๋งท๋ณ€ํ™˜_jb.jpg

3. •˜๋ก— ๋‚˜˜ปค”ผ žŒธฐ ๋ฌธ œ. ปค”ผฐ’€ 1dime, ๋™ „€ dime, nickel ๋งŒ ๋ฐ›๋Š” žŒธฐ. ฑฐŠค๋ฆ„๋ˆ€ ปค”ผฐ€ ๋‚˜˜ฌ ๋•Œ๋งŒ ๋‚˜˜ด. X1 ด dime ž…๋ ฅ, X2 ฐ€ nickel ž…๋ ฅ, Y ฐ€ ปค”ผœ ฅ, Z ฐ€ ฑฐŠค๋ฆ„๋ˆ œ šŒ๋กœ „„•˜‹œ˜ค. ƒƒœ๋Š” 0 ผ๋•Œฐ€ žŒธฐ ดˆธฐ ƒƒœ  1ผ ๋•Œฐ€ 5„Šธ๋ฅผ ฐ–  žˆ๋Š” ƒƒœ.
  1. D ”Œ๋ฆฌ”Œ๋กญœผ๋กœ „„•˜‹œ˜ค.
    b. JK ”Œ๋ฆฌ”Œ๋กญœผ๋กœ „„•˜‹œ˜ค.
4. ปด“จ„†ต‹ —„œ NRZI ๋ฌธ œ. USB ฐ€ NRZI ๋ฐฉ‹„ “ด๋‹ค. ๋‹Œณผ ฐ™ด NRZI ๋ฅผ ๋งŒ๋“ ‹ค.
๋ฉ”„ง€ฐ€ 0 ด๋ฉด NRZI ฐ€ invert ๋˜  ๋ฉ”„ง€ฐ€ 1ด๋ฉด NRZI ฐ€ œ ง€๋œ‹ค.
˜ˆ)
๋ฉ”„ง€ 000100111101000
NRZI 1010010000011010
  1. Find the state diagram by Mealy machine.
    b. Find the state table.
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