A modbus master implementation using Scala. This repo contains an example as to how to make a Modbus Master that can read the data from slaves and prints it.
Steps for running this kit:
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If you have a Modbus Slave then goto Step 7
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Download ModbusPal : Modbus Slave Simulator from here
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Execute the Modbus Pal Jar using command.
`java -jar ModbusPal.jar` -
It would look something like this .
- Change the port to 5002 and make a modbus slave with id 1 just like in the screenshot below.
- Click on the eye icon and a new window will appear . These represents the value in the register. You can change it accrodingly to check your Modbus master implementation.
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Configure some environment variables. Here they are initialized with the default values feel free to change them.
export MODBUS_HOST="localhost" export MODBUS_PORT=5002 export MODBUS_STARTING_REGISTER=0 export MODBUS_MEASUREMENTS=5 MODBUS_SLAVEID=1 -
Run the app using this command.
./run.sh
You will be getting an output something like this :
I hope you enjoyed it ! Feel free to use it as per your needs .
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