Lecture 12 - Webstaff.kmutt.ac.th - kmutt
Lecture 12 - Webstaff.kmutt.ac.th - kmutt
Lecture 12 - Webstaff.kmutt.ac.th - kmutt
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Summary<br />
Asynchronous Decade Counter<br />
When Q 1 and Q 3 are HIGH toge<strong>th</strong>er, <strong>th</strong>e counter is<br />
cleared by a “glitch” on <strong>th</strong>e CLR line.<br />
CLK<br />
1 2 3 4 5 6 7 8 9 10<br />
Q 0<br />
Q 1<br />
Glitch<br />
Glitch<br />
Q 2<br />
Q 3<br />
CLR<br />
Glitch<br />
Floyd, Digital Fundamentals, 10 <strong>th</strong> ed<br />
© 2009 Pearson Education, Upper Saddle River, NJ 07458. All Rights Reserved
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