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6 ACCESS ROUTE SETTINGS
6.2 Details of Setting Data
Setting method
For the request destination module I/O No., specify the value obtained by dividing the start input/output number assigned to
the module by 16 in 4 digits (hexadecimal).
■Data communication in ASCII code
For the request destination module I/O No., convert the numerical value to 4-digit ASCII code (hexadecimal), and send it from
the upper digits.
For the request destination module station No., convert the numerical value to 2-digit ASCII code (hexadecimal), and send it
from the upper digits.
■Data communication in binary code
For the request destination module I/O No., the 2-byte value is sent from the lower byte (L: bit 0 to 7).
For the request destination module station No., the 1-byte value is sent.
Accessing the connected station (host station)
Accessing multidrop connection station via network
• Start input/output number: 0080H (input/output signal: 0080H to 009FH)
• Request destination module I/O No.: 0008H
• Station No.: 5
The station No. of the serial communication module can be checked by using the following parameters of
Engineering tool.
• GX Works2: "Station Number Setting" in "Switch Setting"
• GX Works3: "Station Number Settings" in "Module Parameter"
When accessing the non-control CPU (multiple CPU No.2) on multiple CPU system
ASCII code Binary code
ASCII code Binary code
ASCII code Binary code
30
H
33
H
46
H
46
H
30
H
30
H
03 FF
0
0
Request destination
module I/O No.
Request destination
module station No.
FF
H
03
H
00
H
Request destination
module I/O No.
Request destination
module station No.
00 08 0 5
30
H
30
H
30
H
38
H
30
H
35
H
Request destination
module I/O No.
Request destination
module station No.
08
H
00
H
05
H
Request destination
module I/O No.
Request destination
module station No.
30
H
33
H
45
H
31
H
30
H
30
H
03 E1
0
0
Request destination
module I/O No.
Request destination
module station No.
E1
H
03
H
00
H
Request destination
module I/O No.
Request destination
module station No.
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