Serial Communication; Appendix 1.2.12 - Mitsubishi Electric Q01UCPU User Manual

Appendix 1.2.12

The transmission speed, sum check, transmission wait time, and RUN write setting for using the serial
communication function of the CPU module are
Item
Use Serial Communication
Transmission Speed
Sum Check
Transmission Wait Time
Online Change
Note Appx.4
Universal
Before using the serial communication function with the Q02UCPU, Q03UDCPU, Q04UDHCPU, Q06UDHCPU,
Q10UDHCPU, Q13UDHCPU, Q20UDHCPU, or Q26UDHCPU, check the versions of the CPU module and programming
tool used. (
The Built-in Ethernet port QCPU does not support the serial communication function.
452

Serial communication

Parameter
Description
No.
Select the item when using the
serial communication function.
Set a transmission speed for data
communication with the external
device.
Set whether to add a sum check
code to a message sent or
received when using the serial
communication function,
100E
according to the specifications of
H
the external device.
Set a period of waiting time on the
CPU module side in case the
CPU module cannot receive data
immediately after the external
device sends data.
Enable or disable writing of data
from the external device to the
running CPU module.
Page 462, Appendix 2)
Note Appx.4
set.Note Appx.4
Setting range
Selected/deselected
9.6Kbps, 19.2Kbps,
38.4Kbps, 57.6Kbps,
115.2Kbps
Selected/deselected
No wait time/10ms to 150ms
(in increments of 10ms)
Selected/deselected
Default Reference
Deselected
19.2Kbps
Selected
Page 230,
Section 3.23
No wait time
Deselected