AN2773 Freescale Semiconductor / Motorola, AN2773 Datasheet - Page 4

• Manufacturer Part Number: AN2773
• Description: Switch Demonstration For the 802.15.4 and Zigbee MAC Layer
• Manufacturer: Freescale Semiconductor / Motorola

802.15.4 MAC Level
4
w anted ID and if found
the device associates
channel given in the
PanD escriptors are
to the address and
searched for the
PanD escriptor
The returned
N ote 1)
The M C PS-D ATA.request is encapsulated in
the function D em o_G enerateAndSendD ata.
W hich gets the correct PanID s and Adresses
from the PIB used in the request.
M LM E-A SSO C IATE.request
M LM E-ASSO C IA TE.confirm
(ScanType = Active Scan)
M C PS-D ATA.indication
M LM E-SC A N .request
M LM E-SC AN .confirm
M LM E-PO LL.request
M LM E-PO LL.confirm
M C PS-D A TA.request
M C PS-D ATA.confirm
D E V IC E
Figure 1. Data Transmission Sequence Diagram
Switch Demonstration, Rev. 1.1
coordinator
D ata from
coordinator
device to
D ata from
to device
A IR
(PanID = 0xD EAF, C hannel = 0x0C )
M LM E-ASSO C IATE.indication
M LM E-AS SO C IATE.response
(ShortAddress = 0xBABE)
(AssociatePerm it = 0x01)
M C P S-D ATA.indication
M LM E-S TAR T.request
M C PS-D ATA .request
M C PS-D ATA.confirm
M LM E-SET.request
M LM E-SET.request
M LM E-SET.request
C O O R D IN A TO R
(R xO nIdle = 0x01)
Freescale Semiconductor
Initialization of coordinator
Scanning
A ssociation
D ata from device to
coordinator. The data
is send directly from
the device.
D ata from coordinator
to device. The data is
send indirectly from the
coordinator i.e. polled
by the device.