![install hardware support for labview install hardware support for labview](https://os.mbed.com/media/uploads/MichaelW/ledhttpsnippet.png)
The following examples in the Basic folder are a great place to start: Look at the device's datasheet ( T7 or T4) or the Modbus Map to determine what registers you need to write and read, then use eWriteName (or eWriteNames) to write the desired registers and eReadName (or eReadNames) to read the desired registers.
![install hardware support for labview install hardware support for labview](https://www.cmc.ca/wp-content/uploads/2020/08/CQSG-0070-Fig3.png)
With the LJM library, pretty much everything you might want to do with a device is accomplished by writing and/or reading some registers.
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INSTALL HARDWARE SUPPORT FOR LABVIEW INSTALL