2. Programming Concepts
2-21
Special
M
Function
ES2
EX2
SS2 SA2 SX2
OFF
Ø
ON
STOP
Ø
RUN
RUN
Ø
STOP
Attrib.
Latch
-ed
Default
M1109
Y1 pulse output pause (ramp down)
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1110
Y2/CH1 (Y2, Y3) pulse output pause
(ramp down)
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1111
Y3 pulse output pause (ramp down)
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1112
Switching clock pulse of Y0 for PWM
instruction (ON: 100us; OFF: 1ms)
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1113
Switching clock pulse of Y2 for PWM
instruction (ON: 100us; OFF: 1ms)
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1119*
Enable 2-speed output function of
DDRVI instruction
○╳○○
OFF OFF OFF R/W NO OFF
M1120*
Retaining the communication setting of
COM2 (RS-485), modifying D1120 will be
invalid when M1120 is set.
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1121
For COM2(RS-485), data transmission
ready
○ ○ ○ ○
OFF OFF - R NO OFF
M1122
For COM2(RS-485), sending request
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1123
For COM2(RS-485), data receiving
completed
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1124
For COM2(RS-485), data receiving ready
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1125
For COM2(RS-485), communication ready
status reset
○ ○ ○ ○
OFF OFF OFF R/W NO OFF
M1126
For COM2(RS-485), set STX/ETX as user
defined or system defined
○ ○ ○ ○
OFF OFF OFF R/W NO OFF
M1127
For COM2(RS-485), data sending /
receiving / converting completed. (RS
instruction is not supported)
○ ○ ○ ○
OFF OFF OFF R/W NO OFF
M1128
For COM2(RS-485),
Transmitting/Receiving status Indication
○ ○ ○ ○
OFF OFF OFF R/W NO OFF
M1129 For COM2(RS-485), receiving time out
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1130 For COM2(RS-485), STX/ETX selection
○ ○ ○ ○
OFF OFF - R/W NO OFF
M1131
For COM2(RS-485), ON when
MODRD/RDST/MODRW data is being
converted from ASCII to Hex
○ ○ ○ ○
OFF OFF - R NO OFF
M1132
ON when there are no communication
related instructions in the program
○ ○ ○ ○
OFF - - R NO OFF
M1136*
For COM3(RS-485/USB), retaining
communication setting
○
╳
○ ○
OFF - - R/W NO OFF
M1137
Retain DNET mapping data during non-
executing period
╳ ╳ ○ ○
- - - R/W NO OFF
M1138*
For COM1 (RS-232), retaining
communication setting. Modifying D1036
will be invalid when M1138 is set.
○ ○ ○ ○
OFF - - R/W NO OFF
M1139*
For COM1(RS-232), ASCII/RTU mode
selection (OFF: ASCII; ON: RTU)
○ ○ ○ ○
OFF - - R/W NO OFF
M1140
For COM2 (RS-485), MODRD / MODWR
/ MODRW data receiving error
○ ○ ○ ○
OFF OFF - R NO OFF
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