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Help me,plz....really no idea...

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SWai

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Hi mates I m newbie here...Here I got some questions and hope someone kind can help me.I really no idea even I study it for whole day that's why I need help...please....

The Question is,do you know the 4516B Cmos IC binary up-down counter??If yes can you plz let me know what's the use of pin5(carry in),pin7(carry out),pin 10(UP/DOWN),pin1 (Preset Enable) and pin 9(MR)??

I had study the datasheet but it just explain briefly and I can't understood.

If can plz go to

https://www.electro-tech-online.com/custompdfs/2003/02/DiceProject00-1.pdf

and look through the circuit.I m now building this circuit and still can't understood it and I hope someone kind can help me,is it OK?

Sorry to bother ya...
 
And from future do not corss post. Cross posting/posting your question multiple times is not going to fecth you any additional or extra ordinary help.
 
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