User's Manual

COBALT UHF-SERIES CHAPTER 8: STANDARD TCP/IP INTERFACE
PAGE 126 OF 140
8.3.2 Standard TCP/IP - Response Structure & Example
The following resembles a typical response to the command issued in the previous
example:
WORD DESCRIPTION MSB LSB
00 Protocol Header in MSB = 0xFF
Node ID in LSB = default value for Cobalt -IND is
one (0x01)
0xFF 0x01
01 Overall Length: 2-byte integer indicating number
of “words” in the response packet
0x00 0x09
02 MSB = 0xAA
LSB = Command Echo: (0x05 - Read Data)
0xAA 0x05
03 MSB = Instance Counter
LSB = Node ID: 0x01
<IC> 0x01
04 Time Stamp: Month / Day (March 19
th
)
0x03 0x13
05 Time Stamp: Hour / Minute (8:15 a.m.)
0x08 0x0E
06 MSB = Time Stamp: Seconds
LSB = Number of Additional Bytes Retrieved: 6
0x00 0x06
07 Retrieved Bytes 1 & 2
0x61 0x62
08 Retrieved Bytes 3 & 4
0x63 0x64
09 Retrieved Bytes 5 & 6
0x65 0x66
Table 8-2: Standard TCP/IP - Response Structure & Example