Troubleshooting - YASKAWA XTRAWARE - V3.0 Manual

6.3.

Troubleshooting

Table 17: Serial Interface Protocol Troubleshooting
roblem
Unable to establish
communication with
XtraDrive
The response message
format or value is
different than
expected.
No checksum value
accepted on the
response message.
XtraWare User Manual
ossible ause
Communication cable does
not match XtraDrive
requirements.
Communication setting is
different than XtraDrive
requirements.
XtraDrive axis address is
different than the one
referred to by the master.
XtraWare (or any other
program that
communicates with the
COM port) is online.
The response message
which accepts Data
Request Commands
response does not match
the master command.
After a variable has been
watched in the XtraWare
variable watch-window
(even if XtraWare is no
longer open), message
response type is changed
to 3 (m=3) and the
message format holds the
variable value as well.
Pn2C6 setting is different
than 0x0001.
Serial Interface Protocol
Solution
See cable scheme in XtraDrive
User Manual, (See section in
Appendix E10.)
See section 4.1.1,
Communication Settings.
Match axis address (a –
second byte) to XtraDrive axis
address (Pn000.2).
Close all programs that
communicate with COM port.
To accept a specific response
message, write a loop with
POLLING command
(Command Operational Code
0x00) until the appropriate
response message is
accepted.
To delete a variable from the
watch list, set XtraWare to
Online mode. Delete the
desired variable(s) and return
to Offline mode. If XtraWare is
closed, rerun the program and
go Online and then Offline.
Set Pn2C6=0001 and reset
XtraDrive.
191