Zigbee standard message sequence while a Device associate with a Co-ordinator (In Device side)

Device Association with Coordinator (Device side)

1. MLME-RESET.request ( true/false (SetDefaultPIB) )

        → Upper layer to MAC

2. PLME-SET-TRX-STATE.request (TRX_OFF)

        → MAC to PHY

3. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

4. MLME-RESET.confirm (SUCCESS)

        → MAC to Higher layer

5. MLME-SCAN.request( 0 x 02(ScanType, Passive), 32-bit field(ScanChannels), 0 to 14(ScanDuration) )

        → Higher layer to MAC.

6. PLME-SET-TRX-STATE.request (RX_ON)

        → MAC to PHY

7. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

8. PLME-SET.request ( 0 x 00(PIBAttribute Identifier-phyCurrentChannel), firstchannel(0 to 26) )

        → MAC to PHY

9. PLME-SET.confirm ( SUCCESS, 0 x 00(PIBAttribute Identifier- phyCurrentChannel) )

        → PHY to MAC

Note: Beacons will arrive

10. PD-DATA.indication ( psduLength(<=127, msdu length) psdu(set of octets), 0 x 00 to 0x ff(ppduLinkQuality) )

        → PHY to MAC

 Note: Receives the beacon from one channel for aBaseSuperframeDuration x (2ⁿ +1), where n is ScanDuration whose value < 14.

Note: Steps 8 to 10 done repeatedly to finish scanning of all channels specified in ScanChannels parameter of MLME-SCAN.request.

11. PLME-SET-TRX-STATE.request (TRx_off)

        → MAC to PHY

12. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

13. MLME-SCAN.confirm( SUCCESS, 0 x 02(ScanType-Passive scan), 32-bit field(unscanned channels), ResultListSize(No. Of elements returned, 0 for orphan), 0 x 00 to 0x ff(List of energy measured, one for each channel), PANDescriptorList(Null for ED & Orphan) )

        → MAC to Higher level

Note: Selection of PAN based on list of PAN descriptors.

14. MLME-ASSOCIATE.request ( LogicalChannel(Integer), 0 x 02–0 x 03 (CoordAddrMode), 0 x 0000–0 x ffff(CoordPANId), CoordAddress(As specified inCoordAddrMode ), CapabilityInformation, True/False(Security enable) )

        → Higher layer to MAC

15. PLME-SET-TRX-STATE.request (TX_ON)

        → MAC to PHY

16. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

17. PD-DATA.request ( psduLength((<=127, msdu length)), psdu(set of octets) ) 
    
    
    → MAC to PHY

Note: Sent Association request.

18. PD-DATA.confirm (SUCCESS)

        → PHY to MAC

19. PLME-SET-TRX-STATE.request (RX_ON)

        → MAC to PHY

20. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

Note: Wait for macAckWaitDuration, and receive the Acknowledgment.

21. PD-DATA.indication ( psduLength(<=127, msdu length) psdu(set of octets), 0 x 00 to 0x ff(ppduLinkQuality) )

        → PHY to MAC

Note: Wait for aResponseWaitTime.

22. PD-DATA.request ( psduLength((<=127, msdu length)), psdu(set of octets) )

        → MAC to PHY

Note: Sent Data request.

23. PD-DATA.confirm (SUCCESS)

        → PHY to MAC

24. PLME-SET-TRX-STATE.request (RX_ON)

        → MAC to PHY

25. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

Note: Wait for macAckWaitDuration, and receive the Acknowledgment.

26. PD-DATA.indication ( psduLength(<=127, msdu length) psdu(set of octets), 0 x 00 to 0x ff(ppduLinkQuality) )

        → PHY to MAC

Note: Receive Association response.

27. PD-DATA.indication ( psduLength(<=127, msdu length) psdu(set of octets), 0 x 00 to 0x ff(ppduLinkQuality) )

        → PHY to MAC

28. PLME-SET-TRX-STATE.request (TX_ON)

        → MAC to PHY

29. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

30. PD-DATA.request ( psduLength((<=127, msdu length)), psdu(set of octets) )

        → MAC to PHY

Note: Sent Acknowledgment.

31. PD-DATA.confirm (SUCCESS)

        → PHY to MAC

32. PLME-SET-TRX-STATE.request (TRX_OFF)

        → MAC to PHY

33. PLME-SET-TRX-STATE.confirm (SUCCESS)

        → PHY to MAC

34. MLME-ASSOCIATE.confirm ( 0 x 0000–0 x ffff(Short address for device), SUCCESS(Status if association))

       → MAC to Higher layer.