Hello Experts, I am new on Arduino platform, I want to read two holding register starting address 40033. I have Arduino Uno and RS485 TTL converter. but data cant read. Below is sketch i am using: #include <ModbusMaster.h> #include <SoftwareSerial.h> //#include <AltSoftSerial.h> // Construc…

ReadHolding register by Arduino uno

fpramanik September 18, 2021, 9:33am 3

Dear Markd833
Yes I have checked with 40033 and 33 as starting address but no data.

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