9
PARAMETERS
9.1 PLC Parameters
9.1.1 Basic model QCPU
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(9) Serial communication
Set the transmission speed, sum check, message waiting time and online change
enabled/disabled when the serial communication function of the Q00CPU or Q01CPU
is used.
Figure 9.9 Serial communication
Table9.9 Serial communication list
Item
Parameter No.
Description
Setting range
Default value
Reference
Use serial
communication
100E
H
Check the check box when using
the serial communication
function.
Do not use/Use serial
communication function
Do not use serial
communication
function
Transmission speed
Set the transmission speed for
data communication with the
external device.
9.6kbps/19.2kbps
/38.4kbps/57.6kbps
/115.2kbps
19.2kbps
Sum check
Set whether or not a sum check
code is added to the
transmission message and
receive message according to
the external device
specifications when data
communication is made by the
serial communication function.
No/Yes
Yes
Transmission wait time
Set the Basic model QCPU side
transmission waiting time when
the external device cannot
receive data immediately after
receipt of data.
No waiting/10ms to 150ms
(10ms unit)
No waiting time
RUN write setting
Set whether the external device
will write data to the CPU module
if the CPU module is during
RUN.
Disable/Enable
Disable
