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[Re] Ethernet-RS485 MySensors

Ethernet-RS485

jaden

Published June 03, 2024

Original author: dabog · RussiaOriginal source (new tab)

[Re] Ethernet-RS485 MySensors

Components

Hardware components

WIZnet parts

Project description

[Re] Ethernet-RS485 MySensors

The article on Habr describes the development of an Ethernet-RS485 gateway based on the STM32 microcontroller. 

The project aims to create a reliable and efficient gateway for centralized control of MySensors nodes in a smart home system.

STM32F103
STM32F103

 

w5500
w5500

The gateway uses the STM32F103CB(8)T6 microcontroller and the W5500 Ethernet chip,

MAX13488
MAX13488

 with RS485 communication handled by the MAX13488EESA+T chip.

[Re] Ethernet-RS485 MySensors
[Re] Ethernet-RS485 MySensors

 The article details the design process, including schematic creation, PCB layout, and component selection, and emphasizes the importance of galvanic isolation for reliability. The full article includes schematics, component lists, and explanations of the design choices.

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