EVB71122 Datasheet, PDF (19/32 Pages) Melexis Microelectronic Systems – 300 to 930MHz Receiver Evaluation Board Description

EVB71122
300 to 930MHz Receiver
Evaluation Board Description
3.1.8 Control Word R7 (Read-only Register)
Name
IFFVAL
IFFSTATE
LDRSSIL
RSSIH
Bits
Description
IFF adjustment value
[7:0]
[9:8]
[10]
see also IFFPRES in section 4.1.7 (R6)
IFF automatic tuning state
00 filter tuned or auto-tuning disabled
01 tuning up the filter frequency
10 tuning down the filter frequency
11 master oscillator of filter deactivated
lock detector or RSSI low flag
0 PLL not locked or RSSI value in lower region
1 PLL locked or RSSI value above lower region
depends on SHOWLD in section 4.1.2 (R1)
RSSI high flag
[11]
0 RSSI value below upper region
1 RSSI value in upper region
PRELIMINARY
39012 71122 01
Rev. 001
Page 19 of 32
EVB Description
Sept/06