CXA2094 Sony Corporation, CXA2094 Datasheet - Page 20

• Manufacturer Part Number: CXA2094
• Description: US Audio Multiplexing Decoder
• Manufacturer: Sony Corporation

Status registers
Description of Registers
Control registers
1
ATT
SPECTRAL
WIDEBAND
TEST-DA
TEST1
FST
NRSW
FOMO
TVSW
FEXT1
FEXT2
EXT
M1
SMD
ATTSW
INSW
SAPC
PONRES
STEREO
SAP
NOISE
Register
Classification U: User control
Register
Number
of bits
A: Adjustment
S: Proper to set
T: Test
Number of bits
4
6
6
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Classifi-
cation
U
U
U
U
U
U
U
U
A
A
A
T
T
T
S
S
S
1
POWER ON RESET detection;
Stereo discrimination of the COMPIN input signal;
SAP discrimination of the COMPIN input signal;
Noise level discrimination of the SAP signal;
Standard
setting
1F
1F
—
—
—
—
—
9
0
0
0
0
0
0
0
1
0
Input level adjustment
Adjustment of stereo separation (3kHz)
Adjustment of stereo separation (300Hz)
Turn to DAC test mode and VCO adjustment mode by means
of TEST-DA = 1.
Turn to test mode by means of TEST = 1.
(Adjustment of FILTER)
Turn to forced stereo by means of FST = 1.
Selection of the output signal (Stereo mode, SAP mode)
Turn to forced MONO by means of FOMO = 1.
(Left channel only is MONO during SAP output.)
Selection of TV mode or external input mode for TVOUT
output
External input 1 forced MONO (1: forced MONO ON)
External input 2 forced MONO (1: forced MONO ON)
Selection of external input 1 mode or external input 2 mode
for TVOUT output. (TVSW = 1)
Selection of TVOUT mute ON/OFF
(0: mute ON, 1: mute OFF)
Selection of L + R or additional SAP
Turn the input stage MVCA off when ATTSW = 1.
Selection of standard input level
Selection of SAP mode or L + R mode according to the
presence of SAP broadcasting
– 20 –
Contents
Contents
1: RESET
1: Stereo
1: SAP
1: Noise
CXA2094Q