LAN DS18B20 WEB Temperature Monitor 1 meter Cable
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PID FUNCTION WITH HMI ANDROID

  Overview The aim of this library is to let users to leverage the power of modbus RTU protocol through RS485 on Android devices, specifically on the Ltouch multi-touch panels (picture on the right) and development boards.   http://www.biemmeitalia.net/bmstore1x/index.php?main_page=product_info&cPath=2&products_id=24%20target=   http://www.biemmeitalia.net/libraries/       . . .

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Can someone test Home Assistant with Arduino ModBus?

First stage is read DS18S20 Temperature sensor via Arduino. Next add to Arduino ModBus. Here is test equipment and sketch work via Serial Monitor.     DS18S20 Temperature sensor is connected to PIN10 Arduino board.   Arduino DS18S20 library: https://www.pjrc.com/teensy/td_libs_OneWire.html Arduino sketch:   #include <OneWire.h> // OneWire DS18S20, DS18B20, DS1822 Temperature Example // // http://www.pjrc.com/teensy/td_libs_OneWire.html . . .

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KMtronic LAN WEB 8 Channel Relay board