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```
Arduino Master -> 1 PC slave
Reading 22 Registers (PACKET 1 - READ_HOLDING_REGISTERS)
Writing 23 Registers (PACKET 2 - PRESET_MULTIPLE_REGISTERS)
Same array.
WORKING.
Arduino Master -> 2 devices …
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```
Arduino Master -> 1 PC slave
Reading 22 Registers (PACKET 1 - READ_HOLDING_REGISTERS)
Writing 23 Registers (PACKET 2 - PRESET_MULTIPLE_REGISTERS)
Same array.
WORKING.
Arduino Master -> 2 devices …
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Step 1 - wired into modbus using an ethernet cable 1 twisted pair (pin 3 and 4)
Step 2 - wired into modbus to ethernet adapter connecting relevant cables to A+ and B+
Step 3 - confirmed modbus is a…
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If this library supports Modbus Master for ESP8266.?
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### Answers checklist.
- [X] I have read the documentation [ESP-IDF Programming Guide](https://docs.espressif.com/projects/esp-idf/en/latest/) and the issue is not addressed there.
- [X] I have updat…
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### Answers checklist.
- [X] I have read the documentation [ESP-IDF Programming Guide](https://docs.espressif.com/projects/esp-idf/en/latest/) and the issue is not addressed there.
- [X] I have updat…
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### Answers checklist.
- [X] I have read the documentation [ESP-IDF Programming Guide](https://docs.espressif.com/projects/esp-idf/en/latest/) and the issue is not addressed there.
- [X] I have updat…
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## Feature Request
Add the ability to use Modbus/TCP over a UDP transport.
### Proposal:
Add the ability to poll Modbus/TCP slaves over UDP
controller = "udp://localhost:502"
### Current…
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Hi!
I'm testing the following code as a link between https://sourceforge.net/projects/qmodmaster/ and https://pypi.org/project/pyModSlave/. As hardware, I'm using a NodeMCU 1.0 and a USB/TTL conver…
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The function lwip_getaddrinfo(const char *nodename, const char *servname, const struct addrinfo *hints, struct addrinfo **res)
@https://github.com/espressif/esp-lwip/blob/4297782bf9e614be1bb8605f3…