
Appendix A List of Devices|DOP-EXIO Series
A-2
Revision March, 2008, Doc. Name: 2007PDD23000014
Type Device Item Range Function
C Present value of counter
C0~C127, 16-bit counter, 128 points
C235,C236,C237,C238, C241,C242, C244,
C246, C247,C249,C251,C252, C254, 32-bit
counter, 13 points
When the ounting
reaches the arget,
the contact of the
counter will be On.
General
purpose
D0~D407, 408 points
Latched
*1
D408~D599, 192 points
Total is 600 points
Register (word data)
D
Data
register
Index
indication
E, F, 2 points Total is 2 points
Memory area for data
storage; E, F can be
used for index
indication.
N
For master control
nested loop
N0~N7, 8 points
Control point for main
control loop.
Pointer
P
For CJ, CALL
instructions
P0~P63, 64 points
Position index for CJ
and CALL.
K Decimal form
K-32,768 ~ K32,767 (16-bit operation)
K-2,147,483,648 ~ K2,147,483,647 (32-bit operation)
Constant
H Hexadecimal form
H0000 ~ HFFFF (16-bit operation)
H00000000 ~ HFFFFFFFF (32-bit operation)
*1: The latched area is fixed and cannot be changed.
*2: M1000, M1001, M1002, M1003, M1020, M1021, M1022, M1067, M10068, and M1161 are the special auxiliary relays (special M).
Special Auxiliary Relay
The types and functions of special auxiliary relays (special M) are listed in the table below.
Please be noted that the columns marked with “R” refers to “read only”, “and “R/W” refers to
“read and write” and “-“ refers to the status remains unchanged.
Special
M
Function
Power Off
Ø
Power On
STOP
Ø
RUN
RUN
Ø
STOP
Attribute Latched Default Applicable Model
M1000
Monitoring normally open
contact (A)
*1
Off On Off R No Off
M1001
Monitoring normally closed
contact (B)
*2
On Off On R No On
M1002 Enabling positive pulses
*3
Off On Off R No Off
M1003 Enabling negative pulses
*4
On Off On R No On
M1020 Zero flag Off - - R No Off
M1021 Borrow flag Off - - R No Off
M1022 Carry flag Off - - R No Off
M1067 Calculation error Off Off - R No Off
DOP-EXIO14RAE
DOP-EXIO28RAE
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