CC1110Fx / CC1111Fx
ENCCS (0xB3) - Encryption Control and Status
Bit
7
Field Name
Reset
0
R/W
R0
Description
Not used
6:4
MODE[2:0]
000
R/W
Encryption/decryption mode
000
001
010
011
100
101
110
111
CBC
CFB
OFB
CTR
ECB
CBC MAC
Reserved
Reserved
3
RDY
1
0
R
Encryption/decryption ready status
0
1
Encryption/decryption in progress
Encryption/decryption is completed
2:1
CMD[1:0]
R/W
Command to be performed when a 1 is written to ST.
00
01
10
11
encrypt block
decrypt block
load key
load IV/nonce
0
ST
0
R/W1
H0
Start processing command set by CMD. Must be issued for each command or
128 bits block of data. Cleared by hardware
ENCDI (0xB1) - Encryption Input Data
Bit
Field Name
Reset
R/W
Description
7:0
DIN[7:0]
0x00
R/W
Encryption input data.
ENCDO (0xB2) - Encryption Output Data
Bit
Field Name
Reset
R/W
Description
7:0
DOUT[7:0]
0x00
R/W
Encryption output data.
SWRS033H
Page 150 of 246
TI [ TEXAS INSTRUMENTS ]
