WAGO-I/O-SYSTEM 750 Appendix 197750-644 Bluetooth® RF-TransceiverManualVersion 2.0.0, valid from FW/HW Version 03/0312.3.7.9 Mirroring a Mailbox for Test PurposesMirrorMailboxCommand, 0xDAThis command causes the 750-644 I/O module to immediately copy the contentsof the Mailbox query to the full extent of the Mailbox in the contents of theresponse. The command can be executed to test acyclic communication betweenthe application and the local 750-644 I/O module.ConditionsMailbox size Mode Device role Saveconfig.Reboot6 12 18 Config. Real-time Ad-hoc Master Slave● ● ● ● ● ● ● ● - -RequestByte 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 00 MBX_MIRRORMAILBOXCOMMAND1 T -2 MBX_CONTENT_1… …17 MBX_CONTENT_16ArgumentsParameters Value DescriptionMBX_CONTENT_n Any payload The number (n) of bytes is limited by the currentMailbox size -2.ResponseByte 2 7 2 6 2 5 2 4 2 3 2 2 2 1 2 00 MBX_MIRRORMAILBOXCOMMAND1 T MBX_RESULT2 MBX_CONTENT_0… …17 MBX_CONTENT_15Return valueParameters Value DescriptionMBX_CONTENT_n The value forMBX_CONTENT_n transmittedin the queryThe number (n) of bytes is limited bythe current Mailbox size -2.12.3.7.10 Reading the Operating Time of the I/O ModuleGetLocalUpTime, 0xDBCall can read the operating time of the 750-644 I/O module since the last reboot.
