FileSubRequest Fields | 
The MbusMasterFunctionsFileSubRequest type exposes the following members.
| Name | Description | |
|---|---|---|
| fileNo |  File number (Range 1-65535). 3 is the input registers file, 4 is the holding registers file.   | |
| recordArr |  Pointer to a buffer which will be filled with the data read or contains the data to be sent.   | |
| recordNo |  Record Number (Range: 0 - 65535). The first record (aka register) to read from, 0-based numbering.   | |
| refType |  Reference type (Must be specified as 6).   |