691
Auxiliary Area Allocations by Function
Appendix C
Modbus-RTU Easy Master Information (CP1L CPU Units with EM CPU Type)
Note
DM fixed allocation words for Modbus-RTU Easy Master for serial port 1: D32200 to D32299
DM fixed allocation words for Modbus-RTU Easy Master for serial port 2: D32300 to D32399
Modbus-RTU Easy Master Information (CP1L CPU Units with EL CPU Type)
Note
DM fixed allocation words for Modbus-RTU Easy Master for serial port 2: D32300 to D32399
Name
Address
Description
Access
Updated
Serial Port 1 Modbus-RTU
Master Execution Bit
A641.00
Turn ON this bit to send a command and receive a
response for serial port 1 using the Modbus-RTU easy
master function.
This bit will be turned OFF automatically by the system
when communications have been completed.
Turned ON: Execution started
ON: Execution in progress.
OFF: Not executed or execution completed.
Read-only
Serial Port 1 Modbus-RTU
Master Execution Normal
Flag
A641.01
ON when one command has been sent and the
response received for serial port 1 using the Modbus-
RTU easy master function.
ON: Execution normal.
OFF: Execution error or still in progress.
Read-only
Serial Port 1 Modbus-RTU
Master Execution Error Flag
A641.02
ON when an error has occurred in communications for
serial port 1 using the Modbus-RTU easy master func-
tion. The error code is output to D32352 in the DM fixed
allocation words for Modbus-RTU Easy Master.
ON: Execution error.
OFF: Execution normal or still in progress.
Read-only
Serial Port 2 Modbus-RTU
Master Execution Bit
A640.00
Turn ON this bit to send a command and receive a
response for serial port 2 using the Modbus-RTU easy
master function.
This bit will be turned OFF automatically by the system
when communications have been completed.
Turned ON: Execution started
ON: Execution in progress.
OFF: Not executed or execution completed.
Read-only
Serial Port 2 Modbus-RTU
Master Execution Normal
Flag
A640.01
ON when one command has been sent and the
response received for serial port 2 using the Modbus-
RTU easy master function.
ON: Execution normal.
OFF: Execution error or still in progress.
Read-only
Serial Port 2 Modbus-RTU
Master Execution Error Flag
A640.02
ON when an error has occurred in communications for
serial port 2 using the Modbus-RTU easy master func-
tion. The error code is output to D32252 in the DM fixed
allocation words for Modbus-RTU Easy Master.
ON: Execution error.
OFF: Execution normal or still in progress.
Read-only
Name
Address
Description
Access
Updated
Serial Port 1 Modbus-RTU
Master Execution Bit
A640.00
Turn ON this bit to send a command and receive a
response for serial port 2 using the Modbus-RTU easy
master function.
This bit will be turned OFF automatically by the system
when communications have been completed.
Turned ON: Execution started
ON: Execution in progress.
OFF: Not executed or execution completed.
Read-only
Serial Port 1 Modbus-RTU
Master Execution Normal
Flag
A640.01
ON when one command has been sent and the
response received for serial port 2 using the Modbus-
RTU easy master function.
ON: Execution normal.
OFF: Execution error or still in progress.
Read-only
Serial Port 1 Modbus-RTU
Master Execution Error Flag
A640.02
ON when an error has occurred in communications for
serial port 2 using the Modbus-RTU easy master func-
tion. The error code is output to D32252 in the DM fixed
allocation words for Modbus-RTU Easy Master.
ON: Execution error.
OFF: Execution normal or still in progress.
Read-only
Summary of Contents for CP1L-EL20DR-D
Page 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Software Licenses and Copyrights 7...
Page 192: ...158 Trial Operation and Debugging Section 5 3...
Page 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Page 666: ...632 Trouble Shooting Section 11 7...
Page 696: ...662 Standard Models Appendix A...
Page 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Page 836: ...802 PLC Setup Appendix G...
Page 838: ...804 TCP Status Transitions Appendix H...
Page 840: ...806 Ethernet Network Parameters Appendix I...
Page 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Page 844: ...810 Ethernet Specifications Appendix K...
Page 851: ...Index 817 work words 118 write protection 447...
Page 852: ...818 Index...
Page 854: ...820 Revision History...
Page 855: ......