Mitsubishi Electric Melsec Q Series User Manual page 251

7
PROGRAMMING
(4) Assignment of devices in program example
Device
X1000 Data exchange start completed signal
X101B Communication READY signal
X101D Module READY signal
X101F Watchdog timer error signal
Device
X20 I/O data exchange start command
X30 Conditions for write to output data (1st word)
X31 Conditions for write to output data (2nd word)
M0 Refresh start request
M1 For MC instruction
M300 ON for 1 scan only after start of communication
M301 For REMTO/REMFR instruction interlock
M302 For holding I/O data exchange run
M303 For REMTO/REMFR instruction interlock
M304 For REMTO/REMFR instruction interlock
M1000 REMTO instruction (Completion)
M1001 REMTO instruction (Result)
M1002 REMTO instruction (Completion)
M1003 REMTO instruction (Result)
M1004 REMTO instruction (Completion)
M1005 REMTO instruction (Result)
M1006 REMFR instruction (Completion)
M1007 REMFR instruction (Result)
M1008 REMFR instruction (Completion)
M1009 REMFR instruction (Result)
M1010 REMTO instruction (Completion)
M1011 REMTO instruction (Result)
Device
D0 to D95 Input data
D100 to D195 Output data
D200 to D207 Slave status area (Normal communication detection)
D208 to D215 Slave status area (Reserved station setting status)
D216 to D224 Slave status area (Diagnostic information detection)
7.8 Program Example When Mounting the QJ71PB92V on a MELSECNET/H Remote I/O Network
7.8.1 Program example for the I/O data exchange function (When mounted on a remote I/O station)
The program examples in this section use the following device assignments.
(a) Devices used by the QJ71PB92V
Table7.60 List of Devices for the QJ71PB92V
Description
(b) Devices used by the user
Table7.61 List of Devices for the User
Description
(c) Devices used as buffer memory read target
Table7.62 List of Devices Used as Buffer Memory Read Target
Description
Device
Y1000 Data exchange start request signal
Device
SB20 Module status
SB47 Baton pass status (own station)
SB49 Data link status (own station)
SW70.0 Baton pass status of each station
SW74.0 Cyclic transmission status of each station
SW78.0 Parameter communication status of each station
T0 to T4 For MELSECNET/H interlock
Device
D6000 Diagnostic information invalid setting area
Diagnostic information non-notification time setting
D6001
area
Description
Description
Description
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