link para tutorial no blog: https://sabedinada.com/2022/06/17/modbus-rtu-entre-multimedidor-pac-3200-e-arduino-mega/ *Realizado a comunicação entre arduino mega e ...
This sketch is supposed to test Dragino RS485-BL (Modbus master), using an Arduino UNO as a Modbus slave. The Dragino will be configured to read data stored in Arduino variables (an array), when ...
The Modbus protocol was developed in 1979 by Modicon for industrial automation systems and programmable logic controllers with an Ethernet connection. It is used to transfer discrete/analog I/O ...
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