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GFK-0825F Chapter 8 Datagrams 8-9
8
Write Configuration Datagram Format for Field Control Intelligent Modules
When using the Write Configuration datagram to configure Group Moves, the datagram format is:
Byte # Description
0 Slot number in bottom nibble, Intelligent Packet in upper nibble.
Examples:
01(hex) writes packet 0
to intelligent module in slot 1
11(hex) writes packet 1 to intelligent module in slot 1.
1 Length sent, in bytes (maximum per packet is 128)
2 (optional). If the slot number is 0 (the location of the BIU), and this byte
is not included or if it is set to FF(hex), the BIU configuration is written.
If this byte is set to 01(hex) through 10(hex), the appropriate group
information is written.