3 Devices
Special
D
device
Function 20D 20M
Off
On
STOP
RUN
RUN
STOP
Attribute Latching Default Page
D1000* Watchdog timer (Unit: ms) ○ ○ 200 - - R/W No 200 3-30
D1002 Size of the program ○ ○ 65535 - - R No 65535 -
D1003 Checksum of the program ○ ○ - - - R Yes 0 -
D1005
Firmware version of the DVP-20PM series
motion controller (factory setting)
○ ○ # - - R No # -
D1008 Step address at which the watchdog timer is ON ○ ○ 0 - - R No 0 -
D1010 Present scan time (Unit: 1 millisecond) ○ ○ 0 - - R No 0 -
D1011 Minimum scan time (Unit: 1 millisecond) ○ ○ 0 - - R No 0 -
D1012 Maximum scan time (Unit: 1 millisecond) ○ ○ 0 - - R No 0 -
D1020 Filtering the inputs X0~X7 (Unit: ms) ○ ○ 10 - - R/W No 10 3-31
D1025 Code for a communication request error ○ ○ 0 0 - R No 0 -
D1036* Communication protocol of COM1 ○ ○ H’86 - - R/W No H’86 3-31
D1038*
Delay which is allowed when an RS-485 port on
the DVP-20PM series motion controller functions
as a slave station (Setting range: 0~3000; Unit:
10 ms)
○ ○ - - - R/W Yes 0 3-34
D1039* Fixed scan time (Unit: ms) ○ ○ 0 - - R/W No 0 -
D1050
↓
D1055
Modbus communication data is processed.
The DVP-20PM series motion controller
automatically converts the ASCII data in
D1070~D1085 to hexadecimal values.
○ ○ 0 - - R No 0 -
D1056 Present value of CH0 in the function card 2AD ○ ○ 0 # - R No 0 -
D1057 Present value of CH1 in the function card 2AD ○ ○ 0 # - R No 0 -
D1070
↓
D1085
Modbus communication data is processed.
A DVP-20PM series motion controller has an
RS-485 communication instruction. After a
receptor receives the command sent by an
RS-485 communication instruction, it will reply
with a message which will be stored in
D1070~D1085. Users can view the message by
D1070~D1085.
○ ○ 0 - - R No 0 -
D1089
↓
D1099
Modbus communication data is processed.
A DVP-20PM series motion controller has an
RS-485 communication instruction. The
command sent by the RS-485 communication
instruction is stored in D1089~D1099. Users can
check whether the command is correct by
viewing the values in D1089~D1099.
○ ○ 0 - - R No 0 -
D1109
Communication protocol of COM3
(communication card)
○ ○ H’86 - - R/W No H’86 3-31
D1110
Number by which the sum of several values of
CH0 in the function card 2AD is divided
○ ○ 0 # - R No 0 -
D1111
Number by which the sum of several values of
CH1 in the function card 2AD is divided
○ ○ 0 # - R No 0 -
D1116 Present value of CH0 in the function card 2DA ○ ○ 0 - - R/W No 0 -
D1117 Present value of CH1 in the function card 2DA ○ ○ 0 - - R/W No 0 -
D1120* Communication protocol of COM2 (RS-485 port) ○ ○ H’86 - - R/W No H’86 3-31
D1121
Communication address of the DVP-20PM series
motion controller
○ ○ - - - R/W Yes 1 -
D1122 Number characters which remain to be sent ○ ○ 0 0 - R No 0 -
D1123
Number of characters which remain to be
received
○ ○ 0 0 - R No 0 -
D1124 Start-of-text character (STX) ○ ○ H’3A - - R/W No H’3A
D1125 First terminator (END High) ○ ○ H’0D - - R/W No H’0D
D1126 Second terminator (END Low) ○ ○ H’0A - - R/W No H’0A
D1129 Communication timeout (Unit: ms) ○ ○ 0 - - R/W No 0 -
DVP-20PM Application Manual
3-20
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