tda6920 Infineon Technologies Corporation, tda6920 Datasheet - Page 24

• Manufacturer Part Number: tda6920
• Description: 7 X 5 Video Matrix Switch
• Manufacturer: Infineon Technologies Corporation

Wireless Components
serial data stream
...........
5.4 Data Mode Selections (fast I2C-Bus) continued
5.5 BUS Protocol ( fast I
condition
data : output 5 connect to
mode
2nd byte of transmission ( 8 bit )
Programming Example : SDA sequence
0 1
start
Table 5-8 Input selection non clamped / Y+C (Y:always clamped;
1 0
* .... X = don’ t care (if only input operation mode change is requested, b5, b4,
input 1 (Y + C)
b3 should be 0, 0, 0 : no output configuration is changed.)
b7 b6
output
1 0 1
1 0 0 1 0 1 1 0
0 0
0 0
0 0
0 0
0 1
0 1
0 1
0 1
C:non clamped) ; (3 bit, bit 7 should always be 0)
MSB
address 96H
0 0 1
input
LSB
5 - 6
b5 b4 b3
...........
x x x
x x x
x x x
x x x
x x x
x x x
x x x
x x x
...........
2
C-BUS )
*
last data : output 1 connect
mode
0 1
to input 4 not clamped
1st data : output 4 connect
mode
0 0
b2 b1 b0
to input 3 clamped
0 0 1
0 1 0
0 1 1
1 0 0
0 0 1
0 1 0
0 1 1
1 0 0
output
0 0 1
output
1 0 0
Specification, August 1999
1 0 0
input
0 1 1
selected input
input
in1, (Y+C) off
in2, clamp on
in3, clamp on
in4, clamp on
in1, (Y+C) on
in2, clamp off
in3, clamp off
in4, clamp off
condition
TDA 6920
stop
Reference
0 1