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Digital scale and frequency meter with PIC 16F84

 


 

The circuit of a digital scale for LED indicators with the common anode:


 

The circuit of a digital scale for LED indicators with the common cathode:


 

The circuit of a digital scale for LCD  indicator:


 

The circuit of a frequency meter for LED indicators with the common anode:


 

The circuit of a frequency meter for LCD indicator:

Printed-circuit-boards, LED variant Component side LED variant Printed-circuit-boards, LCD variant Component side LCD variant Source codes

© 2001 - YO5OFH, Csaba Gajdos

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