Simple circuit for a Arduino

Job Description:

I would need Simple circuit design that does the following 2 tasks for a 5V arduino pro mini

1. Power the Arduino (5V) from a car Battery (12-16V) including protection circuit.

The Arduino should keep Power for about 5 seconds after the Battery power is switched off

2. Take a 12-16 V square wave and reduce it to a 5V Square wave via a opto coupler so it can be used with a digital input

I don't need a PCB Layout

Habilidades: Arduino, Eletrônica, Layout PCB, Microcontrolador, Engenharia Elétrica

Sobre o Cliente:
( 9 comentários ) Pretoria, Germany

ID do Projeto: #35847914

43 freelancers estão ofertando em média $30 nesse trabalho


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$150 AUD in 7 dias
(169 Comentários)

Hey there! I'm a professional electrical engineer having more than 4 years of experience in Arduino and circuit design. I can do your task perfectly.

$20 AUD em 1 dia
(100 Comentários)

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$20 AUD in 7 dias
(82 Comentários)

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$30 AUD in 7 dias
(91 Comentários)

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$44 AUD em 1 dia
(41 Comentários)

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$200 AUD in 7 dias
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$20 AUD in 5 dias
(36 Comentários)

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$20 AUD in 5 dias
(26 Comentários)

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$30 AUD in 3 dias
(8 Comentários)

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$30 AUD em 1 dia
(24 Comentários)

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(32 Comentários)

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(3 Comentários)

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Nice and detailed description, I can provide circuit diagrams and instructions

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$30 AUD em 1 dia
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