User's Manual

Document : WCAMODHEL.sxw
4.2- Request types...................................................................................................................................34
4.3- Presence detection principle between WAVECARD......................................................................35
5. COMMUNICATION MODES.......................................................................................................................36
5.1- 'Frame Exchange’ Mode...................................................................................................................36
5.1.1 - Configuration of the parameters relating to the 'Frame Exchange' mode..................................36
5.1.2 - Description of the commands, and their formats........................................................................37
5.1.3 - Use of the Relaying mode..........................................................................................................38
a) On frame transmission..................................................................................................................................38
b) On frame reception........................................................................................................................................38
5.1.4 - Time-out management...............................................................................................................41
5.2- 'Message’ Mode................................................................................................................................43
5.2.1 - Configuration of the parameters relating to the 'Message' mode...............................................43
5.2.2 - Description of the commands, and their formats........................................................................43
5.2.3 - Use of the Relaying mode..........................................................................................................45
a) On frame transmission..................................................................................................................................45
b) On frame reception........................................................................................................................................45
c) Diagram of the relaying mode.......................................................................................................................46
5.3- ’Polling’ Mode..................................................................................................................................49
5.3.1 - Configuration of the parameters relating to the 'Polling' mode...................................................49
5.3.2 - Description of the commands, and their formats........................................................................50
5.3.3 - Difference between selective, and not-selective Polling mode...................................................51
5.3.4 - Diagram of an exchange in polling mode...................................................................................54
5.4- ’Broadcast’ mode............................................................................................................................56
5.4.1 - Configuration of the parameters relating to the 'Broadcast' mode..............................................56
5.4.2 - 'BroadCast' mode without waiting for a response......................................................................56
a) Description of the commands........................................................................................................................56
b) Example of operations during a broadcast exchange, without waiting for responses..................................57
5.4.3 - 'BroadCast' mode with waiting for responses.............................................................................57
a) Description of the commands........................................................................................................................57
b) Example of operations during a broadcast exchange, with waiting for responses.......................................58
5.4.4 - Format of the commands – from the request transmitter side...................................................59
5.4.5 - Format of the commands – from the request receiver side........................................................60
5.4.6 - Use of the selective, or not-selective broadcast mode...............................................................60
5.5- ’Multi frames' Mode..........................................................................................................................61
5.5.1 - Principle.....................................................................................................................................61
5.5.2 - Format of the received frames...................................................................................................61
APPENDIX 1 : Mechanical description of the WAVECARD........................................................................62
APPENDIX 2 : Electric interface of the WAVECARD...................................................................................64
APPENDIX 3 : List of the functional parameters........................................................................................65
APPENDIX 4 : List of the commands of parameters setting.....................................................................66
APPENDICE 5 : List of the commands of data transmission....................................................................67
WCAMODHEL Handbook page 4 of 74