The circuit consists of common and available parts,

LCD 16x2 based on HD44780 or KS0006 controller, ATmega8 MK with any letter, TQFP version. And also op-amp Lm358

measures voltage, current, power, ampere hours and temperature.

It can measure voltage from 0 to 100 V. and current from 0 to 50A. When measuring voltages above 20 V. You need to use 9 to 12 V for the 7805.

The circuit consists of common and accessible parts,

LCD 16x2 based on the controller HD44780 or KS0006, MK ATmega8 with any letter, TQFP version. And also the op amp Lm358

Measures voltage, current, power, amp hours and temperature.

It can measure voltage from 0 to 100 V. current from 0 to 50A. When measuring voltage above 20 V. You need to use a voltage from 9 to 12 V for 7805.

Схема состоит из распространенных и доступных деталей,

ЖКИ 16х2 на базе контроллера HD44780 или KS0006, МК ATmega8 с любой буквой, TQFP исполнении. А также ОУ Lm358

измеряет напряжение, ток, мощность ампер часы и температуру.

Он может измерять напряжение от 0 до 100 В. ток от 0 до 50А. При измерении напряжения выше 20 В. Вам нужно использовать напряжение от 9 до 12 В для 7805.

The circuit consists of common and accessible parts,

LCD 16x2 based on the controller HD44780 or KS0006, MK ATmega8 with any letter, TQFP version. And also the op amp Lm358

Measures voltage, current, power, amp hours and temperature.

It can measure voltage from 0 to 100 V. current from 0 to 50A. When measuring voltage above 20 V. You need to use a voltage from 9 to 12 V for 7805.

https://www.youtube.com/watch?v=GMZvTNkE22U&t=372s

https://www.youtube.com/watch?v=GMZvTNkE22U&t=372s