7447

[nilly]

Hey bro! I have a big problem using 7447 (binary decoder)Must I put resistor to those input ?Please help :'(

[sergey_pevnitsky]

You have made 2 errors.

1. The CA pin of the indicator should be connected to net VCC.
2. Pins LT, RBI, BI/RBO of U1 should be connected to net VCC.

[Diti]

Dear Sir or Madam
I,Ardit Halimi, kindly request from you to help me fix a problem with circuit, as im very first beginning it was functioning very good, and now there has appeared a problem.
It is not operating properly.
I really do appreciate your help.

Sincerly yours
Ardit Halimi

[supsup]

You should use U2 = 7 SEGMENT DISPLAY, COMMON CATHODE (SEVEN_SEG_COM_K_GREEN)

[Diti]

Please, correct my mistake.

[supsup]

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