ZL50022
Data Sheet
External Read Only Address: 006BH
15
0
14
0
13
0
12
0
11
10
9
8
7
6
5
4
3
2
1
0
R3FS
2
R3FS
1
R3FS
0
R2FS
2
R2FS
1
R2FS
0
R1FS
2
R1FS
1
R1FS
0
R0FS
2
R0FS
1
R0FS
0
Bit
Name
Description
8 - 6
R2FS2 - 0 Reference 2 Frequency Status Bits: These bits report detected frequency of REF2.
R2FS2
R2FS1
R2FS0
REF 2 Frequency Measurement
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
8 kHz
1.544 MHz
2.048 MHz
4.096 MHz
8.192 MHz
16.384 MHz
19.44 MHz
Reserved
5 - 3
R1FS2 - 0 Reference 1 Frequency Status Bits: These bits report detected frequency of REF1.
R1FS2
R1FS1
R1FS0
REF1 Frequency Measurement
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
8 kHz
1.544 MHz
2.048 MHz
4.096 MHz
8.192 MHz
16.384 MHz
19.44 MHz
Reserved
2 - 0
R0FS2 - 0 Reference 0 Frequency Status Bits: These bits report detected frequency of REF0.
R0FS2
R0FS1
R0FS0
REF0 Frequency Measurement
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
8 kHz
1.544 MHz
2.048 MHz
4.096 MHz
8.192 MHz
16.384 MHz
19.44 MHz
Reserved
Table 43 - Reference Frequency Status Register (RFSR) Bits - Read only (continued)
78
Zarlink Semiconductor Inc.
ZARLINK [ ZARLINK SEMICONDUCTOR INC ]
