L64704 LSI Logic Corporation, L64704 Datasheet - Page 56

• Manufacturer Part Number: L64704
• Description: Satellite Decoder Technical Manual 5/97
• Manufacturer: LSI Logic Corporation

3-24
CAR_LCF
CAR_LC
CLK_LCF
S3
L64704 Registers
Carrier Frequency Lock Flag
The L64704 sets CAR_LCF to 1 to indicate that the
carrier frequency lock detector is in lock.
Carrier Phase Lock Flag
The L64704 sets CAR_LC to 1 to indicate that the carrier
phase lock detector is locked.
Clock Frequency Lock Flag
The L64704 sets CLK_LCF to 1 to indicate that the clock
generated by the AFC control is within pull-in range of the
clock recovery loop.
Stage 3 Synchronization Flag
The L64704 sets S3 to 1 when the Descrambler synchro-
nization module is in synchronization. When this bit is 0,
the Descrambler module is not synchronized.
CAR_LCF
0
1
CAR_LC
0
1
CLK_LCF
0
1
S3
0
1
Definition
Carrier Frequency Lock Detector Out of Lock
Carrier Frequency Lock Detector Locked
Definition
Carrier Phase Lock Detector Out of Lock
Carrier Phase Lock Detector Locked
Definition
Clock Frequency Out of Lock
Clock Frequency Locked
Definition
Descrambler Out of Synchronization
Descrambler In Synchronization
5
4
3
2