FieldTalk Modbus Master C++ Library Library version 2.10.3
File subrequest structure. More...
|Reference type (Must be specified as 6). |
|File number (Range 1-65535). 3 is the input registers file, 4 is the holding registers file. |
|Record Number (Range: 0 - 65535). The first record (aka register) to read from, 0-based numbering. |
|Pointer to a buffer which will be filled with the data read or contains the data to be sent. |
|Number of records (aka registers) this buffer holds (Range 1-125). |
File subrequest structure.
A Read or Write File Record function can can read multiple groups of references using subrequests. This struct defines such a subrequest.