CC2430 Datasheet, PDF (190/212 Pages) Texas Instruments – A True System-on-Chip solution for 2.4 GHz IEEE 802.15.4 / ZigBee-TM

TXCTRLL (0xDF0B)
Bit Name
7:5 PA_CURRENT[2:0]
4:0 PA_LEVEL[4:0]
Radio : Radio Registers
CC2430
Reset
011
0x1F
R/W
R/W
R/W
Description
Current programming of the PA
000 : -3 current adjustment
001 : -2 current adjustment
010 : -1 current adjustment
011 : Nominal setting
100 : +1 current adjustment
101 : +2 current adjustment
110 : +3 current adjustment
111 : +4 current adjustment
Output PA level. (~0 dBm)
RXCTRL0H (0xDF0C)
Bit Name
7:6 -
5:4 RXMIXBUF_CUR[1:0]
Reset
00
01
3:2 HIGH_LNA_GAIN[1:0] 0
1:0 MED_LNA_GAIN[1:0]
10
RXCTRL0L (0xDF0D)
Bit Name
7:6 LOW_LNA_GAIN[1:0]
Reset
11
5:4 HIGH_LNA_CURRENT[1:0] 10
3:2 MED_LNA_CURRENT[1:0] 01
1:0 LOW_LNA_CURRENT[1:0] 01
R/W
R0
R/W
R/W
R/W
Description
Reserved, read as 0.
RX mixer buffer bias current.
00 : 690 uA
01 : 980 uA (nominal)
10 : 1.16 mA
11 : 1.44 mA
Controls current in the LNA gain compensation branch in
AGC High gain mode.
00 : Compensation disabled
01 : 100 µA compensation current
10 : 300 µA compensation current (Nominal)
11 : 1000 µA compensation current
Controls current in the LNA gain compensation branch in
AGC Med gain mode.
R/W
R/W
R/W
R/W
R/W
Description
Controls current in the LNA gain compensation branch in
AGC Low gain mode
Controls main current in the LNA in AGC High gain mode
00 : 240 µA LNA current (x2)
01 : 480 µA LNA current (x2)
10 : 640 µA LNA current (x2)
11 : 1280 µA LNA current (x2)
Controls main current in the LNA in AGC Med gain mode
Controls main current in the LNA in AGC Low gain mode
CC2430 Data Sheet (rev. 2.1) SWRS036F
Page 190 of 211