Texas Instruments CC1101 User Manual

CC1101
SWRS061H Page 92 of 98
0x2E: TEST0 – Various Test Settings
Bit
Field Name
Reset
R/W
Description
7:2
TEST0[7:2]
2 (0x02)
R/W
The value to use in this register is given by the SmartRF Studio software
[5].
1
VCO_SEL_CAL_EN
1
R/W
Enable VCO selection calibration stage when 1
0
TEST0[0]
1
R/W
The value to use in this register is given by the SmartRF Studio software
[5].
29.3 Status Register Details
0x30 (0xF0): PARTNUM – Chip ID
Bit
Field Name
Reset
R/W
Description
7:0
PARTNUM[7:0]
0 (0x00)
R
Chip part number
0x31 (0xF1): VERSION – Chip ID
Bit
Field Name
Reset
R/W
Description
7:0
VERSION[7:0]
4 (0x04)
R
Chip version number.
0x32 (0xF2): FREQEST – Frequency Offset Estimate from Demodulator
Bit
Field Name
Reset
R/W
Description
7:0
FREQOFF_EST
R
The estimated frequency offset (2‟s complement) of the carrier. Resolution is
F
XTAL
/2
14
(1.59 - 1.65 kHz); range is ±202 kHz to ±210 kHz, depending on XTAL
frequency.
Frequency offset compensation is only supported for 2-FSK, GFSK, 4-FSK, and
MSK modulation. This register will read 0 when using ASK or OOK modulation.
0x33 (0xF3): LQI – Demodulator Estimate for Link Quality
Bit
Field Name
Reset
R/W
Description
7
CRC OK
R
The last CRC comparison matched. Cleared when entering/restarting RX mode.
6:0
LQI_EST[6:0]
R
The Link Quality Indicator estimates how easily a received signal can be
demodulated. Calculated over the 64 symbols following the sync word
0x34 (0xF4): RSSI – Received Signal Strength Indication
Bit
Field Name
Reset
R/W
Description
7:0
RSSI
R
Received signal strength indicator

Texas Instruments CC1101 Specifications

General

Brand	Texas Instruments
Model	CC1101
Category	Transceiver
Language	English