9 - 9 9 - 9
MELSEC-F
9 WHEN COMMUNICATING DATA USING THE MC PROTOCOL
NOTE
The following example shows the designation of the subheader to the monitoring timer
when communicating using MC protocol under the following conditions.
(Designated value)
• Target station
: FX
3U
/FX
3UC
series to which FX
3U
-
ENET is connected
: FF
H
• Function used
: Device memory batch read (bit units)
: 00
H
• Monitoring timer value
: 2500 ms
: 000A
H
(1) Format when communicating in binary code
(a) The order when sending a command (external device Ethernet module)
Application data
00
FF
0A
H
00
H
64
H
00
H
00
H
00
H
20
H
4D
H
08
H
00
H
H
H
Header
(M)
(H)
(L)
(H)
(L)
(H)
(L)
Subheader
PC number
Monitoring
timer
Text (command)
(Head device number)
(Device name) Number of
device points
(Local station) (2500 ms)
(8 points)
(100)
(b) The order when receiving a response (external device Ethernet module)
80
H
00
H
10
H
10
H
01
H
10
H
M100(ON)
M107(OFF)
M101(OFF)
M106(ON)
M102(ON)
M105(ON)
M103(OFF)
M104(OFF)
Application data
Header
Subheader
Complete
code
Text (response)
on/off status of the
designated device
(Normal
completion)
Содержание FX3U-ENET
Страница 1: ...USER S MANUAL FX3U ENET ...
Страница 2: ......
Страница 159: ...8 6 8 6 MELSEC F 8 COMMUNICATION USING MC PROTOCOL MEMO ...
Страница 295: ...App 25 App 25 MELSEC F APPENDIX MEMO ...
Страница 297: ......