digital voltmeter and ammeter and frequency meter

[priya_2694]

can u give me the circuit diagram, source code and proteus simulation of digital voltmeter and ammeter and frequency meter to measure ac as well as dc.
very urgent.

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using microcontroller

 

[barry]

No.

Can you give me a million dollars. Very urgent.

 

[milan.rajik]

AC has to be scaled and shifted and then measured. DC has to be scaled and measured. Same for current.