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How to design and make frequency meter Circuit using only TTL?!

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H4med-LN

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hi all
sorry for my bad English.
i want to make a frequency meter Circuit only using Logic gate's ,ttl ic's.
and use 7-segment's for displaying.
I do not want ,and haven't allow to use avr or cmos IC's.
i cant find any Schematic from internet,
please help me. tnx
 

FvM said:
I typed ttl frequency meter at Google and got many hits, inclucing schematics. Is it my computer?
Click to expand...

tnx ,
can you Inset me some link's of your search Result؟؟
i cant find any thing!

only ttl!
 
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