Mitsubishi Electric MELSEC iQ-R Series User Manual page 427

Item
Signal specification RTS (RS) signal status designation
DTR (ER) signal status designation
Transmission Transmission control
control
specification
DC1/DC3 control
DC2/DC4 control
DC1 code
DC3 code
DC2 code
DC4 code
Transmission control start free space
designation
Transmission control end free space
designation
Nonprocedural no-reception monitoring
time method designation
Communication Word/byte units designation
control
specification
CD terminal check designation
Communication method designation
Echo back enable/prohibit specification
NULL character automatic removal
designation
Communication data reception enable/
disable designation
Receive data enable/disable
Send data enable/disable
Description
Sets the ON/OFF state of RTS(RS) signal.
Sets the ON/OFF state of DTR (ER) signal.
Sets which controls data communication with a target
device, transmission control signal or DC code.
Sets whether or not DC1/DC3 control is enabled.
Sets whether or not DC2/DC4 control is enabled.
Sets the control data to inform a target device that C24 can
receive data.
Sets the control data to inform a target device that C24
cannot receive data.
Sets the control data to inform a target device the start of a
valid data.
Sets the control data to inform a target device the end of a
valid data.
Designates a free capacity in the OS area that informs data
cannot be received.
Designates a free capacity in the OS area that informs data
can be received.
Sets the format to use the no-reception monitoring time
(timer 0).
Sets the unit of data length (data count).
Checks the state of the CD (DCD) signal.
Sets the communication method.
Sets whether or not the returned data is received.
Sets whether or not NULL character is automatically
deleted.
Sets this if noise signals are added on the line when turning
ON the power of the target device or connecting the
communication cable. Setting to "Receive enable",
improper data due to noise signal addition can be
discarded.
Set this designation to "Receive enable" by a program after
the serial line has been settled. While this designation is set
to "Receive disable", the normal data also is discarded.
Sets whether data received simultaneously is valid or
invalid.
Sets whether data transmitted simultaneously is valid or
invalid.
Setting range
• OFF
• ON
(Default: ON)
• OFF
• ON
(Default: ON)
• DTR/DSR control
• DC code control
(Default: DTR/DSR control)
• Control disabled
• Control enabled
(Default: Control disabled)
• Control disabled
• Control enabled
(Default: Control disabled)
00H to FFH
(Default: 11H)
00H to FFH
(Default: 12H)
00H to FFH
(Default: 13H)
00H to FFH
(Default: 14H)
64 to 4095
(Default: 64)
263 to 4096
(Default: 263)
• Method 0
• Method 1
(Default: Method 0)
• Word unit
• Byte unit
(Default: Word unit)
• Check
• Do not check
(Default: Do not check)
• Full-duplex communication
• Half-duplex communication
(Default: Full-duplex
communication)
• Echo back enable
• Echo back prohibit
(Echo back prohibit)
• Auto delete disabled
• Auto delete enabled
(Default: Auto delete
disabled)
• Receive enable
• Receive disable
(Default: Receive enable)
• Enable
• Disable
(Default: Enable)
• Enable
• Disable
(Default: Enable)
26 PARAMETER SETTING
26.2 Module Parameters
26
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