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"pdf" z grafikÄ - Serwis Elektroniki
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System HDMI CEC, pamięć EDID i sposób jej programowania<br />
Rys. 11<br />
CN7060<br />
19P<br />
BLK<br />
181840011<br />
D7060<br />
PGB0010603NR<br />
R7061<br />
1k<br />
RN-CP<br />
1/16W<br />
CHIP<br />
0.5%<br />
R7110<br />
0<br />
1005<br />
R7114<br />
0<br />
CHIP<br />
HPD_2<br />
Rys. 12<br />
HPD<br />
19<br />
DDC +5V 18<br />
E 17<br />
DDC DAT 16<br />
DDC CLK 15<br />
R7060<br />
10<br />
1/16W<br />
CHIP<br />
5%<br />
Typowy uk³ad EDID w odbiorniku TV<br />
NC<br />
14<br />
RX2_2R-<br />
RX2_2R+<br />
CEC<br />
CLK-<br />
E<br />
CLK+<br />
D0-<br />
E<br />
D0+<br />
D1<br />
E<br />
D1+<br />
D2-<br />
E<br />
D2+<br />
HDMI<br />
13<br />
12<br />
11<br />
10<br />
9<br />
8<br />
7<br />
6<br />
5<br />
4<br />
3<br />
2<br />
1<br />
SIGN540<br />
SIGN544<br />
SIGN546<br />
SIGN547<br />
SIGN550<br />
SIGN553<br />
SIGN555<br />
SIGN563<br />
R7074 - 10R - 5% - 1/16W<br />
R7075 - 10R - 5% - 1/16W<br />
R7076 - 10R - 5% - 1/16W<br />
R7077 - 10R - 5% - 1/16W<br />
R7078 - 10R - 5% - 1/16W<br />
R7079 - 10R - 5% - 1/16W<br />
R7080 - 10R - 5% - 1/16W<br />
R7081 - 10R - 5% - 1/16W<br />
R7070<br />
0<br />
CHIP<br />
CHIP<br />
CHIP<br />
CHIP<br />
CHIP<br />
CHIP<br />
CHIP<br />
CHIP<br />
CHIP<br />
RXC_2R-<br />
RXC_2R+<br />
RX0_2R-<br />
RX0_2R+<br />
RX1_2R-<br />
RX1_2R+<br />
D7065<br />
PGB0010603NR<br />
VD7061 VD7062 VD7063 VD7064 VD7065 VD7066 VD7067<br />
R7071<br />
0<br />
CHIP<br />
D5V<br />
VD7060<br />
D7063<br />
MMDL914T1<br />
C7082<br />
0.001<br />
50V<br />
1005<br />
C7060<br />
0.1<br />
10V<br />
D7064<br />
MMDL914T1<br />
R7083<br />
0<br />
CHIP<br />
Pamiêæ<br />
danych<br />
EDID<br />
IC7060<br />
M24C02-WMN6T(B)<br />
1<br />
2<br />
3<br />
4<br />
A1<br />
A0<br />
A2<br />
E<br />
VCC<br />
WP<br />
SCL<br />
SDA<br />
8<br />
7<br />
6<br />
5<br />
R7064<br />
4.7k<br />
Pamiêæ danych EDID<br />
(pojemnoœæ oko³o 2k)<br />
R7068<br />
47k<br />
1/16W<br />
CHIP<br />
5%<br />
R7067<br />
100<br />
R7069<br />
47k<br />
1/16W<br />
CHIP<br />
5%<br />
Q7062<br />
DTC114EUA-T106<br />
Write protect<br />
(ochrona przed zapisem)<br />
1<br />
IC7061<br />
PCA9517DP<br />
VCCA<br />
VCCB<br />
8<br />
WP<br />
3.3V<br />
D7061<br />
PGB0010603NR<br />
D7062<br />
PGB0010603NR<br />
R7065<br />
R7066<br />
100<br />
100<br />
C7061<br />
0.01<br />
16V<br />
X7R<br />
1005<br />
2<br />
3<br />
4<br />
SCLA<br />
SDAA<br />
GND<br />
SCLB<br />
SDAB<br />
EN<br />
7<br />
6<br />
5<br />
C7062<br />
0.01<br />
16V<br />
X7R<br />
1005<br />
Level shift form 5V to 3V for I2C driving<br />
10. Schemat typowego układu EDID w odbiorniku telewizyjnym (tutaj: TV Sony chassis FIX2)<br />
SERWIS ELEKTRONIKI 3/2013<br />
41
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