C2510Fx / CC2511Fx
0xDF36: PARTNUM – Chip ID[15:8]
Bit Field Name
Reset
R/W
Description
7:0 PARTNUM[7:0]
R
Chip part number
0x81 CC2510Fx
0x91 CC2511Fx
0xDF37: VERSION – Chip ID[7:0]
Bit Field Name
Reset
R/W
Description
7:0 VERSION[7:0]
0x04
R
Chip version number.
0xDF38: FREQEST – Frequency Offset Estimate from Demodulator
Bit
Field Name
Reset
R/W
Description
7:0
FREQOFF_EST
0x00
R
The estimated frequency offset (2’s complement) of the carrier.
Resolution is fRef/214
Range is ±186 kHz to ±209 kHz for CC2510Fx and ±186 kHz for
CC2511Fx
0xDF39: LQI – Demodulator Estimate for Link Quality
Bit
Field Name
Reset
R/W Description
7
CRC_OK
0
R
R
The last CRC comparison matched. Cleared when entering/restarting RX
mode. Only valid if PKTCTRL0.CC2400_EN=1. This bit will be 1 if CRC
check is disabled (PKTCTRL0.CRC_EN=0)
6:0
LQI_EST[6:0]
0000000
The Link Quality Indicator estimates how easily a received signal can be
demodulated. Calculated over the 64 symbols following the sync word.
0xDF3A: RSSI – Received Signal Strength Indication
Bit
Field Name
Reset
R/W
Description
7:0
RSSI
0x80
R
Received signal strength indicator
SWRS055D
Page 228 of 243
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
