User Manual

Table Of Contents
176 Appendix
Mailbox Command References
WAGO-I/O-SYSTEM 750
I/O Modules
Return values
Parameter Value Description
MBX_CMD_DENIED_NOT_
IMPLEMENTED
Non-implemented
MBX_OBJECT_ID
MBX_CMD_DENIED_
BUSY
Another MBX command ac-
tively being processed
MBX_CMD_
RESULT
MBX_CMD_INVALID_ARG Invalid object ID
MBX_
OBJECT _ID
See Appendix 6.3.6.3.1, Establishment of the Object ID.
MBX_STATE_OK 0x0000 No error
MBX_STATE_OK_CONFIG_CHANGED 0x0001 Configuration
changed, but not yet
saved
Error messages
MBX_STATE_ERROR_UNSPECIFIED 0x1000 Not specified
MBX_STATE_ERROR_WATCHDOG 0x1001 Watchdog
MBX_STATE_ERROR_CREATE_LINK 0x1002 Connection error
MBX_STATE_ERROR_LOST_LINK 0x1003 Connection inter-
rupted
MBX_STATE_ERROR_PASIZE_WRONG 0x1004 Process image defec-
tive
MBX_STATE_ERROR_SYSTEMBUS_JAM 0x1005 SPI overloaded
MBX_STATE_ERROR_SYSTEMBUS
_INTERRUPTED
0x1006 Interruption in SPI
communication
MBX_STATE_ERROR_MAILBOX_
COMMAND
0x1007 Error in the mailbox
communication
MBX_STATE_ERROR_NETWORK_
CONFIG
0x1008 Error in the network
configuration
Warning messages
MBX_STATE_WARNING_UNSPECIFIED 0x2000 Not specified
MBX_STATE_WARNING_WATCHDOG 0x2001 Watchdog
MBX_STATE_WARNING_LESSTHEN_54_
CHANNELS
0x2002 Less than 54 channels
available
MBX_STATE_WARNING_LESSTHEN_39_
CHANNELS
0x2003 Less than 39 channels
available
MBX_STATE_WARNING_BER_MEDIUM 0x2004 BER is moderate
MBX_STATE_WARNING_BER_HIGH 0x2005 BER is high
MBX_STATE
_MESSAGE
MBX_STATE_WARNING_REMOTE_
MAILBOX
0x2006 A remote mailbox is
active; data in the
process image may be
obsolete.