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Flashing vintage LEDs or how we warn about "fires" on the project

vintage Polish flasher of 1984 was discovered in the open spaces of Avito. If there's a fire somewhere, then let this thing turn on! The pie

WIZnet

Published February 03, 2023

Original author: Ashurok AlexeyOriginal source (new tab)

Flashing vintage LEDs or how we warn about "fires" on the project

Components

Hardware components

Project description

The code is posted on github , there is no authorization, sprawling API and beautiful html pages. MVP only, hardcore only! Use at your own risk, I warned. Solid products When the software is written, it’s time to start the flashing light. Below is a diagram that should help you understand the device. Expectation: Reality: So we replace Sonoff SV with: Arduino UNO + wiznet w5100 + Relay Pin connection: DIGITAL 10 – SS DIGITAL 11 – MOSI DIGITAL 12 – MISO DIGITAL 13 – SCK GND – GND 5V – 5V We connect the relay even easier: the signal pin to DIGITAL 4, the power wire to the flasher is hooked…

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