-
Попробовал прицепить к контроллеру по RS485 имеющийся у меня китайский термометр-гигрометр. Возникает следующая ситуация: при чтении ответа от датчика перед фреймом возникает лишний нулевой байт из-за…
-
**Modbus Error: readSingleRegister() Exception response@line 29640**
Hi Lukas,
I have exact same configuration as you:
Arduino UNO with Max6675K thermocouple on pins 2,3,4,5,6
Using your sketc…
-
I'm not sure if this is something you're looking for, but I found a minor issue with Python3 compatibility in modbus_tcp.py. It looks like you're in the middle of adding Python3 support, but if not f…
-
Hi,
since v4.6.1 (also 5.1.3) there is no error on lost TCP connection. How can I get that info from modbus-serial? Error is empty in that case. ( err{} )
before it raises the err.code === 'ECON…
-
https://github.com/lucasso/ModbusRTUSlaveArduino
-
here is my code to read a discrete input by ModbusRTU:
/* ============================================*/
function read_DI1() {
client.setID(1);
console.log('setID completed!');
cli…
-
Good day, I'm trying to connect Modbus Via GPIO ttyAMA0.
When I check with an oscilloscope the RX pin, the message return well. So I've made a few research and it seems that there is a glitch so we r…
-
The SerialSend Command works very fine :-)
Is it possible to send HEX Data converted to char for communicating with a Modbus/RTU device ?
-
Thank you for this library.
I have ESP8266 programmed to operate at MODBUS TCP / IP and PLC (LSIS) connected to router by Ethernet MODBUS. I made connection between them successfully (using P2P servi…
-
Hello ,
I am reading from two types of devices , RS-485 and DIO. They are connected to my server through a hub and they have seperate IPs. I can read either the DIO IP or the RS-485 IP fine in my …