Specifications

PICED FAQ

Page 25

You may have some software which is causing communication problems. For example, using

secure remote VPN from Check Point is known to cause problems.

Note that Schneider Electric (Australia) can not provide specific technical support for Ethernet

networking problems. You will need to obtain assistance from your network administrator.

See Also Firewall Settings

1.3.2.10 DLL Error Messages

Various error messages can appear in the Colour C-Touch log. The more common messages are

explained below.

C-Bus DLL Error 4, Command buffer full

Too many C-Bus commands have been sent in a short period of time and the C-Bus buffer (see

C-Bus Command Queue) has filled. Some commands may not be sent to C-Bus.

C-Bus DLL Error 6, Application not found

An invalid Application Address has been used, most likely in logic.

C-Bus DLL Error 7, Group Address = 255

Group Address 255 has been used, which is invalid.

C-Bus DLL Error 11, Connection to C-Bus failed

The connection to the C-Bus Interface has failed. Check that C-Bus is physically connected and

that C-Bus is operating correctly.

The following error messages refer to specific messages which have failed to be sent :

C-Bus Broadcast Failure, App X, <reason>

A C-Bus command on Application X has failed. The reason code is explained below.

C-Bus Failure, Unit X, <reason>

A C-Bus command to unit address X has failed. The reason code is explained below.

C-Bus Broadcast Failure, Bridge X, <reason>

A C-Bus command to a remote network via C-Bus bridge address X has failed. The reason code is

explained below.

The reasons for the above errors are :

No Acknowledgement

: there was no acknowledgement of the message being received

Bad Checksum

: a corrupted message was received

No C-Bus Clock

: there is no C-Bus clock present

Buffer Overflow

: the C-Bus buffer overflowed. See above.

Time-out

: no reply was received after waiting for a certain amount of time

Application is off-line

: the C-Bus Application has stopped responding to commands

1.3.2.11 Slow Operation

The processor in the Colour C-Touch is much slower than that in a typical desktop computer. A

project which runs properly on a desktop PC may be sluggish when running in the Colour C-Touch.

See the Slow Operation topic for details.