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HI,
I need some help with getting a multi-server configuration to work on ESP8266.
Setup: I emulate two DTSU666 3-phase power meters, for a power unit that is connected to my ESP8266/485MAX
The p…
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Very good project. Can you grant access to variable type "M" in Modbus?
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### What would you like to happen?
JavaCAN library (see pschichtel/JavaCAN#5) recently introduced support for access to hardware or software timestamp tracked by socketcan interfaces. We can integrat…
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### The problem
A couple of times a day I get a wildly excessive value for a (mostly?) random Modbus sensor. Excessive meaning values being in the millions or billions for things that are supposed …
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### Describe the requested feature
I have a device that has a modbus address (unitid) of 1. When I read this address I get this:
{"data":[256],"buffer":[1,0]}. The address should be 01 (address 1)…
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Hi, I am trying to find a Modbus IP library to fork it in my project SMT32. I also see that this project could work in client/server side and with RTU/IP mode, so I think it could be a good match. For…
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Is it possible to configure a serial direction pin when using Modbus RTU?
I am communicating between a Raspberry Pi 4 and a CLM8 Intelligent Junction Box (load cell amplifier).
I am sending using …
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mb.slave(SLAVE_ID);
mb.addHreg(REGN);
mb.Hreg(REGN, 100);
....................... if(REGN > 150){"send exeption -3 illegal value"}; // how to do this? ..............
}
void loop() {
…
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Hi.
Ill try to make a bridge for RTU to TCP but when i use the modbus poll, to check the Modbus TCP, i cant connect with modbus TCP, only with UDP. And i really lost in the port selection, because…
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Hi,
I'm using your library to communicate with several modbus TCP servers. All works fine but I started to notice that around midnight I have a reconnection to all the modbus TCP servers.
The Modbus…