MRF24XA_15 Datasheet, PDF (134/258 Pages) Microchip Technology – Low-Power, 2.4 GHz ISM-Band IEEE 802.15.4™ RF

MRF24XA
FIGURE 5-2:
IEEE.802.15.4™ ACKNOWLEDGE FRAME STRUCTURE
Acknowledge Frame (IEEE 802.15.4™)
MHR
Length
(1 octet)
FrameCtrl
(2 octets)
Sequence
(1 octet)
FCS
(2 octets)
FrameCtrl (IEEE 802.15.4 ACK frame)
7
6
Byte 0 = 02_h or 12_h 0x00 or 0x10
5
4
3
2:0
Rsvd. PIDCmp AckReq FramePend SecEn Type
0
0
0
0/1
0
010
Byte 1 = 00_h or 10_h 0x02 or 0x12
7:6
5:4
3:2
1:0
SAMode FrameVer DAMode
00
00/01
00
Rsvd.
00
FIGURE 5-3:
EXAMPLE: PACKET MODE WITHOUT SECURITY
DS70005023C-page 134
Preliminary
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