STV6411A ST Microelectronics, STV6411A Datasheet - Page 11

• Manufacturer Part Number: STV6411A
• Description: AUDIO/VIDEO SWITCH MATRIX
• Manufacturer: ST Microelectronics

I
Input Signals (Write Mode)
Data Byte
TV Audio Output
Audio Cinch Output
VCR Audio Outputs Selection
2
(HEX)
(HEX)
(HEX)
Addr.
Addr.
Addr.
Reg.
Reg.
Reg.
C BUS SELECTION (continued)
00
01
02
Audio Output selection
Stereo or Mono Mode
6dB Extra Gain
Level Adjustment
Audio Output Selection
Level Adjustment
6dB Extra Gain
VCR Audio Output
Selection
Used in STV6410A.
F o r
applications, should be
s e t
(XX000XXX).
t o
Description
Description
Description
m ut e
S T V 6 41 1 A
v al u e
Bits
Bits
Bits
3
1
1
3
3
1
3
3
d7 d6 d5 d4 d3 d2 d1 d0
d7 d6 d5 d4 d3 d2 d1 d0
d7 d6 d5
d7 d6 d5 d4 d3 d2 d1 d0
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
X
X
X
X
X
0
X
X
X
X
X
X
X
X
X
0
1
X
X
X
X
X
X
X
X
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
1
Data
Data
Data
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
d2 d1 d0 Used in STV6410A. In STV6411A
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Muted
NOT ALLOWED
VCR inputs selected
ASTB inputs selected
NOT ALLOWED
Encoder inputs selected
NOT ALLOWED
NOT ALLOWED
0 = Stereo
1 = Mono
0 = 0dB
1 = +6dB
0dB Adjustment
-14dB Adjustment (-2dB/step)
applications d7d6d5d2d1d0 data should
be identical to register 00H.
0 = 0dB
1 = +6dB
Muted
NOT ALLOWED
NOT ALLOWED
ASTB inputs selected
TV inputs selected
Encoder inputs selected
NOT ALLOWED
NOT ALLOWED
0 = Stereo
1 = Mono
Muted
NOT ALLOWED
NOT ALLOWED
NOT ALLOWED
NOT ALLOWED
NOT ALLOWED
NOT ALLOWED
NOT ALLOWED
Comments
Comments
Comments
STV6411A
11/20