modbus-esp8266
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emelianov
Most complete Modbus library for Arduino. A library that allows your Arduino board to communicate via Modbus protocol, acting as a master, slave or both. Supports network transport (Modbus TCP) and Se...
This is a great library! Is it possible to get a reference or pointer to the modbus slave array that is used behind the scenes in the library? The idea...
Hi, is there a simple way to send and receive float values stored inside holding registers? The software on my computer expects float values on the arduino slave. Right now,...
I am trying the first model for Modbus RTU to my project. ESP32 Devkit V1 and MAX485 . Hardware connection working, with another library, but I like to have one...
Hi, i am trying to make MODBUS TCP SLAVE code on ESP32 platform. Code is developed in order to have several different RTOS Tasks . Also plan is to have...
Dear all, I am having a problem with what seems like a package drop problem with this library on ESP32 in RTU slave example. The hardware setup is: Node red...
Hi, I'm trying to write a slave (client) device, but I seem to have some trouble... Currently the simple Modbus client example (found here https://github.com/emelianov/modbus-esp8266/blob/master/examples/RTU/slave/slave.ino ) doesn't seem to work...
hello, the library works perfectly with an ESP32 Wrrom32 but as soon as I try to run it on an ESP32 S3 Wroom when calling mb.begin the whole system crashes....
Hello! I am reaching out for some guidance and help regarding a specific need and challenge I encountered while using the modbus-esp8266 library for a project. In our project, which...
Dear @emelianov, I had my first project with Modbus RTU. I need only help to test a my hardware, custom board. Programs is only for HW testing, from your examples....
the esp was used as modbus client, but the code comment said modbus server.
