Communication Settings - Mitsubishi Electric MELFA CR750 Series User Manual

6.2.3. RS-232 Communication Settings
Change the RS-232 communication settings to match the robot controller side communications settings.
Table 6-4 RS-232 Communication Setting Items and Default Values
Item
Port used
Communications
speed
Character size
Parity
Stop bit
Send timeout
Receive timeout
Retries
Usage protocol
(*1) The setting range of Send timeout, Receive timeout and Retries are limited function of this
software Ver.1.2 or later.
Set the following to perform a high-speed, stable communication.
Baud rate
Protocol used
It is also necessary to change the communication settings to the same value of the robot controllers at
this time.
Caution
Use of USB to RS-232 does not guarantee normal operation.
When you use USB to RS-232 cable, normal operation is not guaranteed.
If you want to use RS-232 as a communication port, use of computer with serial ports is
recommended.
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Figure 6-4 RS-232 Communication Settings
Explanation
COM1 – COM10 can be selected.
Select from 4800, 9600, and 19200.
+ It is possible to select Baud rate 38400 only when
connecting this software with CRnD-700 controller.
7 or 8 can be selected, but select 8.
None, Odd, or Even can be selected.
Select from 1, 1.5, and 2.
Timeout time for sending
Range that can be set (*1)
Minimum value
Maximum value
Timeout time for receiving
Range that can be set (*1)
Minimum value
Maximum value
Number of communication retries
Range that can be set (*1)
Minimum value
Maximum value
Non-Procedural or Procedural can be selected.
: 19200 bps
: Procedural
: 1000 msec
: 30000 msec
: 5000 msec
: 120000 msec
: 0
: 10
Default value
COM1
9600
8
EVEN
2
5000 msec
30000 msec
3
Procedural
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