DS18B20 - ESP8266 / ESP32 - Modbus
https://modbus.org/docs/Modbus_Messaging_Implementation_Guide_V1_0b.pdf
https://support.industry.siemens.com/forum/dk/en/posts/modbus-tcp-issues-in-simultaneous-connection-with-mb-server-one-client-third-party-with-2-connections-one-server-s71200/222089