Philips Picasso 32PFL3805D/78 Service Manual page 35

7.8 Ambilight
Refer to Figure 7-10 for the Ambilight architecture.
M T K S S B
M T K 5392
P S U
The MTK5392 outputs through an I
captured by the LPC2103 microprocessor which converts the
2
RGB input data (I C) into RGB output through an SPI bus,
which is further transmitted to the Ambilight LED board via an
SPI interface (SPI + extra signals).
μP
2
I C A M B I-S P I
LP C 2103
T em p s ens or
1M 72
4P 2.0m m
1M 09
4P 2.0m m
Figure 7-10 Ambilight architecture
2
C bus. The data is then
Circuit Descriptions
A m bilight B oard 1
1M 83
1M 59
25p F F C
+ 3V 3
LC9.3L LA 7.
A m bilight B oard 2
1M 83
1M 84
E E P R O M
25p F F C
LE D
driv er
T LC 5946
T LC 5946
18970_208_100325.eps
EN 35
1M 84
E E P R O M
LE D
driv er
100325
2010-Jul-01