User manual

Transferring Data Using Communication Blocks
172
33002479 06 07/2008
Control Block
Usage for TCP/IP
Ethernet
Register Meaning
CONTROL[1] 7 = get remote statistics
CONTROL[2] Indicates the error status
CONTROL[3] Number of addresses to be read from the statistics data field (0 ... 37).
Note: The size of databuf must be at least the size of this entry.
CONTROL[4] First address from which the node statistics must be read. The number of
available statistics registers cannot be exceeded.
CONTROL[5] Routing register
Most significant byte: network adapter module slot
CONTROL[6]
...
CONTROL[9]
Each address contains 1 byte of the 32-bit IP address, where the value in
CONTROL[6] is the MSB and the value in CONTROL[9] is the LSB.