How To Make Arduino Based 4 In 1 Meter, Volt Ampere Watt and Ampere Hour with Current Sensor ACS712

It's easy to make a digital voltmeter with ACS712. All that’s needed is an Arduino and a 16x2 or 20x4 liquid crystal display (LCD). Using an Arduino to measure voltages is relatively simple.
Code 1:
drive.google.c...
Code 2:
drive.google.c...
Circuit Diagram:
drive.google.c...
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[@YellowPurple]

*How To Check The Output Current of A Transformer || Full Load Current & Measuring Transformer Ampere*
ruclips.net/video/1Rh1zaSXf0Y/видео.html

[@cmoficenterify]

Muy buen trabajo , felicidades voy a intentar fabricarlo

[@alfatihid8901]

how about LCD 128x64 0.96" , what can be changed.?

[@chanellevera8355]

I do it but why it not stable na measurement

[@IndoClasser]

Apa kah bisa di aplikasikan di lcd display 128x64..?

[@GudangMusik_17]

Codingan Big nomor Lcd i2c

[@firdha2566]

can you add a step down?

[@galienzagabe674]

Where is the code please?

[@YellowPurple]

drive.google.com/file/d/1mkB-yZGcfElQBw_r-g6BX-bBllkCkW29/view

[@YellowPurple]

drive.google.com/file/d/1YGCnU2Uj2fO_J-G-L85vsZFJlpdGxdGW/view

[@cloudmindling3342]

why is volt/30, i thought it was volt/200

[@achannel4686]

Tutor With i2c controller lcd?

[@YellowPurple]

ruclips.net/video/nTzzUdd0_Fg/видео.html

[@achannel4686]

@@YellowPurple i mean make a 4 in 1 voltmeter like this with i2c lcd controller.

[@sulungbagus1975]

Can it measure AC Volt 18volt?