Constants
File service: browse files.
File service: close an open file.
File service: delete a file.
File service: open a file.
File service: read from an open file.
File service: write to an open file.
Get u32 handle to the name in the write data. Index offset is 0.
Use with a write_read transaction.
Read/write process image of physical inputs (%I fields).
Read/write process image of physical inputs as bits (%IX fields).
Read/write process image of physical outputs (%Q fields).
Read/write process image of physical outputs as bits (%QX fields).
Read byte length of the physical inputs (only offset 0).
Read byte length of the physical outputs (only offset 0).
Index group for license queries.
PLC: Read/write data area.
PLC: Read/write PLC memory (%M fields).
PLC: Read/write PLC memory as bits (%MX fields). Offset is (byte*8 + bit) address.
PLC: Read/write retain data area.
PLC: Read byte length of data area (only offset 0).
PLC: Read byte length of %M area (only offset 0).
PLC: Read byte length of the retain data area (only offset 0).
Release a symbol handle. Index offset is 0.
Read/write data for a symbol by handle. Use the handle as the index offset.
Combine multiple device notification adds. See Beckhoff docs for the format of the data.
Combine multiple device notification deletes. See Beckhoff docs for the format of the data.
Combine multiple index group/offset reads. See Beckhoff docs for the format of the data.
Combine multiple index group/offset write+reads. See Beckhoff docs for the format of the data.
Combine multiple index group/offset reads. See Beckhoff docs for the format of the data.
Combine multiple index group/offset reads. See Beckhoff docs for the format of the data.
Combine multiple index group/offset writes. See Beckhoff docs for the format of the data.
Index group for target desc query.