Ethernet Communication Module DVPEN01-SL
DVP-PLC Operation Manual
7
CR#
Attribute
Content
Explanation
HW LW
#17
R/W Data exchange cycle
time
The control register is used to set data exchange cycle time. The
unit used is a millsecond.
#19 #18
R
Error status of slaves in
data exchange
0: No error occurs.
1: An error occurs in data exchange.
b0~b15 in CR#19: States of slave 1~16.
b0~b8 in CR#18: States of slave 17~24.
#21 #20
R/W
Enable/disable the data
exchange in slaves
individually
0: Stop.
1: Start to exchange data
CR#21 b0~b15: Display the status of the data change in slave 1~16.
CR#20 b0~b7: Display the status of the data change in slave 17~24.
#22
R/W TCP/IP Retransmission
Timeouts (RTO) setting Unit:ms, range: 20~3000ms, defaults: 20ms
#24~#20
-
Reserved
#26 #25
R/W Destination IP address Destination IP address for data exchange
#27
-
Function code for a data
exchange mode
0 (Default value): The function of function code 17 is enabled.
1: The function of function code 17 is disabled.
#28
R/W Destination Slave ID
Destination Slave ID for data exchange
#48~#29
R/W Data transmission buffer Buffer for transmitted data in data exchange
#68~#49
R
Data receiving buffer
Buffer for received data in data exchange
#80~#69
-
Reserved
#81
R/W Read address for data
exchange
Slave transmission buffer address for data exchange
#82
R/W Read length for data
exchange
Number of registers for read data
#83
R/W Received address for
data exchange
Buffer address for the receiving Master in data exchange
#84
R/W Written-in address for
data exchange
Buffer address for the receiving Slave in data exchange
#85
R/W Written-in length for data
exchange
Number of registers for data transmission
#86
R/W Transmission address
for data exchange
Master transmission buffer address for data exchange
#87
R/W Mode of setting an IP
address
0: Static IP address
1: DHCP
#89 #88
R/W IP address
Setting an IP address
#91 #90
R/W Netmask
Setting a netmask
#93 #92
R/W Gateway IP address
Setting a gateway IP address
#94
R/W Enabling the setting of
an IP address
Executing the setting of an IP address
#95
R
Status of setting an IP
address
Showing the status of setting an IP address
0: The setting of an IP address is successful.
1: The setting of an IP address fails.
#101~#96
-
Reserved
#102 R/W MC Protocol UDP port
Setting the UDP port of an MC protocol data exchange slave
(Default value: 1025)
#110~#103
-
Reserved
#111 R/W 8-bit processing mode
Setting the MODBUS TCP master control as 8-bit mode
#112 R/W MODBUS TCP
Keepalive time
MODBUS TCP Keepalive time (Unit: Second)
#113
-
Reserved
#114 R/W MODBUS TCP timeout Setting the MODBUS TCP timeout (Unit: Millisecond)
#115 R/W MODBUS TCP trigger
Setting whether to send out data in MODBUS TCP mode
#116 R/W MODBUS TCP status
Displaying current status of MODBUS TCP mode
#118 #117 R/W MODBUS TCP
destination IP address
Setting a destination IP address for MODBUS TCP transaction
#119 R/W MODBUS TCP data
length
Setting the data length for MODBUS TCP transaction
#219~#120 R/W MODBUS TCP data
buffer
Data buffer of MODBUS TCP for storing sending/receiving data
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