MC92314 Datasheet, PDF (68/100 Pages) Motorola, Inc – DVB-T Single Chip Demodulator Application Note

Freescale Semiconductor, Inc.
DVB-T Demodulator Interfaces
4.2.2.2.6 QVAL Registers
Read -
Write
Access
R
7
QVAL[7]
6
QVAL[6]
5
QVAL[5]
4
QVAL[4]
3
QVAL[3]
2
QVAL[2]
1
QVAL[1]
0
QVAL[0]
I2C
Register
Address
$08
Default Setting After Reset:
0
0
0
0
0
0
0
0
R
QVAL[15] QVAL[14] QVAL[13] QVAL[12] QVAL[11] QVAL[10]
Default Setting After Reset:
tion ⁰
0
0
0
0
0
a _{QVAL[15:0] SNR Measurement Result}
rm _{From QVAL[15:0] it can be determined the SNR.}
fo _{The register is read only. A write access will not have any effect.}
ry ^In _{4.2.2.2.7 SYNC_STATE Register}
a _{Read -}
in Write
Access
7
6
5
lim ^R
0
0
0
Pre ^{Default Setting After Reset:}
4
3
2
0
VLCK
X
0
0
0
0
0
0
QVAL[9]
0
1
X
0
QVAL[8] _$09
0
I2C
0
Register
Address
X _$0A
0
VLCK Node Synchroniser in Lock Indicator
0: Node Synchroniser out of lock
1: Node Synchroniser in lock
Bit 2 to 0 are not documented indicators. They can have any values.
The same information is provided at the output pin VLOCK.
The register is read only. A write access will not have any effect.
MOTOROLA
4-20
Single Chip DVB-T Demodulator - Rev. 1.3 (11/30/98)
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