Mitsubishi Electric MELSEC iQ-R Series User Manual page 426

Serial communication module
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Various control specification
Specify the various controls.
Item
*1
Test mode setting
Communication protocol setting
Communication speed setting
Transmission
Operation setting
setting
Data bit
Parity bit
Odd/even parity
Stop bit
Sumcheck code
Online change
Setting change
Station number setting (CH1, 2 in common:
0 to 31)
26 PARAMETER SETTING
424
26.2 Module Parameters
Description
Sets the test mode.
When a problem occurs during data communication with a target device, check
whether or not there is any problem in the operation of the C24.
Sets a protocol for communicating with a target device.
Sets a communication rate.
*3
Configures an operation settings of two interfaces.
Sets a bit length for one character in data to be transmitted/received to/from a
target device.
Set whether or not a parity bit (vertical parity) is added for one character of data
to be transmitted/received.
Sets which parity bit is used, odd parity or even parity, when a parity bit is added.
(This will be enabled only when the parity bit is set to "Yes".)
Sets a stop bit length for one character in data to be transmitted/received to/from
a target device.
Sets whether or not a sum check code is added to transmission message and
reception message.
Sets whether or not data is written to a CPU module during RUN when writing
data from a target device to the CPU module.
Sets whether or not the following processing is allowed after the startup.
• Data communication function of each interface, changing of transmission
specification, changing of communication protocol
• Writing data to flash ROM
Sets the host station number during multidrop communication.
Setting range
• No specification (other
than test mode)
• Hardware test
• Self-loopback test
(Default: No specification
(other than test mode))
• MELSOFT Connection
• MC Protocol (Format 1)
• MC Protocol (Format 2)
• MC Protocol (Format 3)
• MC Protocol (Format 4)
• MC Protocol (Format 5)
• Nonprocedural protocol
• Bidirectional protocol
• Predefined protocol
(Default: MELSOFT
Connection)
*2
• Automatically set
• 1200 bps
• 2400 bps
• 4800 bps
• 9600 bps
• 14400 bps
• 19200 bps
• 28800 bps
• 38400 bps
• 57600 bps
• 115200 bps
• 230400 bps
(Default: Automatically set)
• Independent
• Interlink
(Default: Independent)
• 7
*4
• 8
(Default: 7)
• None
• Yes
(Default: None)
• Odd
• Even
(Default: Odd)
• 1
• 2
(Default: 1)
• None
• Yes
(Default: None)
• Disable
• Enable
(Default: Disable)
• Disable
• Enable
(Default: Disable)
0 to 31
(Default: 0)

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