MRF24XA_15 Datasheet, PDF (176/258 Pages) Microchip Technology – Low-Power, 2.4 GHz ISM-Band IEEE 802.15.4™ RF

MRF24XA
FIGURE 6-6:
TRANSMITTER TXENC PROCESSING WHEN FRMFMT = 1 (PROPRIETARY –
FORMAT)
SW configured SECKEY, SECSUITE and SECNONCE.
TXENC 1
NWK+MAC layer
SecLayer = 10
Yes
DTSM
No
1
0
SECHDRINDX
SECPAYINDX
NetHdrIndex
NetPayIndex
TXENC is only required for
NWK layer security processing
in the case when SecLayer = 10
(implying that MAC layer security
is applied on setting TXST).
Unintended use:
SECHDRINDX, SECPAYINDX and
SECENDINDX configured for MAC layer
Do NWK layer _{CTR, CBC-MAC, CCM*}
TXENC 0
Interrupt Service
DS70005023B-page 176
Preliminary
 2015 Microchip Technology Inc.