Omron DeviceNet CV Series Operation Manual page 301

RS-232C Units
284
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C: Control Words (C: First Control Word)
Word Contents (Hex)
C 1B FE
Source Words (S: First Source Word)
Word Contents (Hex)
S 82 07
S+1 D0 00
S+2 00 64
S+3 00 09
S+4 28 01
S+5 0E 0E
S+6 00 94
S+7 00 02
S+8 64 00
D: Transmission Information (Destination Unit and Number of Words).
Word Contents (Hex)
D 05 09
Response Storage Words
Results are stored as shown in the following table.
Word Contents (Hex)
DM2000 28 01
DM2001 00 00
DM2002 00 xx
DM2003 0E 8E
DM2004 on HH LL...
Meaning
Master's node address: 27
Master's Unit address: FE Hex
Meaning
Response storage words: DM2000
82 Hex: DM Area, 07D0 Hex: 2000 words
(For more detail, refer to the PLC Operation
Manual.)
Response monitoring time: 10 s
No. of bytes of command data: 9 bytes (No. of
bytes from S+4 onwards.)
EXPLICIT MESSAGE SEND command code: 28
01 Hex
Slave node address: 14
RS-232C RECEIVE DATA READ response ser-
vice code: 0E Hex
Class ID: 0094 Hex
Instance ID: For port 1: 0002 Hex
Attribute ID: 64 Hex
Meaning
Master's Unit address: 5, No. of words of com-
mand data: 9 words (specified in BCD) (No. of
words from S onwards)
Meaning
EXPLICIT MESSAGE SEND command code: 28
01 Hex
Response code (0000 Hex: Normal completion)
No. of received bytes (data length after D+3)
Slave node address: 14
RS-232C RECEIVE DATA READ response ser-
vice code: 8E Hex
The receive data read from RS-232C port 1 is
stored in sequence from the leftmost bit to the
rightmost bit.
Section 6-2