FANUC Robotics America GFK-1535A User Manual
Page 68

GFK-1535A
Chapter 5 Datagrams
5-7
5
Read Configuration Reply Data
Subfunction Code: 03 hex
This datagram is a reply to the Read Configuration datagram. Bytes 0-5 are like the
Read Configuration datagram above. Bytes 6-133 contain the module data, and are
like the Write Configuration datagram..
Read Configuration Data Format
Byte #
Description
0
Rack Number (0,…, 7)
1, 2
Length (must match the length for the specific device whose configuration will be
written. Maximum=128)
3
Slot (0,…, 9.
Note that in datagrams, the slot numbering is different that the
number described elsewhere in the manual. In datagrams only: Power Supplies and
Carriers are “slot” 0
Network Interface Unit or
Expansion Receiver Module is “slot” 1)
Modules are “slots” 2-9
4, 5
Offset into slot configuration data
6 - 31
“Rack/slot” record for the slot
32 to end
Context dependent data (optional)
Multiple byte fields in datagrams are transmitted in little-endian format. In this
format, the least significant byte of a word is stored in the lowest memory location
or transmitted first in time. The most significant byte follows.