AVPro® 5303B
Universal 3-Input A/V Switch Interface
DATA SHEET
SERIAL PORT REGISTER TABLES
Read register
Device Address = 10010001 (10100001 when Dev_Addr = 0)
Function
Not Used
Device ID Code
Bits
xxxx0000
0010xxxx
Description
Not Used
This code identifies the device type as the 5303B.
Write Registers:
Device Address = 10010000 (10100000 when Dev_Addr = 0).
Bold
indicates default setting.
Register 0: Signal Source Selection
Register 0:
Video Mode
BLUE Chroma/Pr/Pb enable
RED Chroma/Pr/Pb enable
FB_OUT set to 0V
GN_OUT set to 0V
Audio/FUNC Source Selection
Bits
xxxxxxx0
xxxxxxx1
xxxxxx0x
xxxxxx1x
xxxxx0xx
xxxxx1xx
xxxx0xxx
xxxx1xxx
Bits
00xxxxxx
01xxxxxx
10xxxxxx
11xxxxxx
Description
Blue input set for Chroma/Pr/Pb
Blue input set for Y or Blue(DC Restore)
Red input set for Chroma/Pr/Pb
Red input set for Y or Red(DC Restore)
FB_OUT for normal operation
FB_OUT SET TO 0V
GN_OUT for normal operation
GN_OUT SET TO 0V
ROUT
R1
R2
R3
Not Used
LOUT
L1
L2
L3
Not Used
FUNC_OUT
FUNC1
FUNC2
FUNC3
Not Used
Register 1: Audio/Video Gain Control
Function
RBG Gain
Bits
xxxxxx00
xxxxxx01
xxxxxx10
xxxxxx11
Function
CVBS Gain
Bits
xxxx00xx
Xxxx01xx
Xxxx10xx
Xxxx11xx
Function
Audio Gain
Bits
xxx0xxxx
xxx1xxxx
Description
2
1.8
1.6
1.4
Description
2
1.8
1.6
1.4
Description
0 dB
6 dB
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©
2005 TERIDIAN Semiconductor Corporation
Rev 1.0
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
