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Comments (9)

biancode avatar biancode commented on August 16, 2024 1

I'll give it a try ;)

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biancode avatar biancode commented on August 16, 2024 1

test cases are done now and some lines of code - for documentation image

image

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biancode avatar biancode commented on August 16, 2024 1

see first state pull-Request

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biancode avatar biancode commented on August 16, 2024

see this Modbus Link

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yaacov avatar yaacov commented on August 16, 2024

Can you try to play with the telnetport to get what you need ?
https://github.com/yaacov/node-modbus-serial/blob/master/ports/telnetport.js

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biancode avatar biancode commented on August 16, 2024

telnet works a bit more - but - modbus-serial CRC error +0ms

but we can do this later, if you have some time - let me know

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yaacov avatar yaacov commented on August 16, 2024

telnet works a bit more - but - modbus-serial CRC error +0ms

yes, telnet is for transmitting rtu packets over tcp (as if it was a serial line) , it's just a starting point ... if you can fix it to work, and then do a pull request, I can add a new port based on that ( ? tcp_buffered ? )

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biancode avatar biancode commented on August 16, 2024

new debug option start command:
DEBUG=modbus-serial node-red -v

comming code:
var modbusSerialDebug = require('debug')('modbus-serial');

modbusSerialDebug('expected length of data is to small');

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yaacov avatar yaacov commented on August 16, 2024

fixed by: #70

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