Modulo 10 counter

[crashlcd]

**broken link removed**HI guys,, i'm new to this forum..

I want to build a modulo 10 up counter using j-k's. can anyone tell me whether this schematic is correct or not??**broken link removed**

 

[ericgibbs]

HI guys,, i'm new to this forum..

I want to build a modulo 10 up counter using j-k's. can anyone tell me whether this schematic is correct or not??**broken link removed**

hi,
Look at this edited image, you will see the NAND gate I1 generates a high pulse as the 2nd 4027 Q goes high [thru the invertor].

For a NAND if either input is low the output is high.!

Recheck the Clr logic.

Also dont forget to connect the 4027 PRESET pins to 0V.

 

[ericgibbs]

hi,
Have a look at this sim image.

 

[crashlcd]

Thanks Ericgibbs!!!