创维液晶8A01机芯电路原理图
Thursday, December 02, 2010 B 1 1 Skyworth project 1.0 of Sheet Date: Rev Document Number Size Title Cap Pads Test_point is reserved for OTP function use. AC_shield is a large cooper which encircles the Cin button and it's path. Used by differential layout GPIO 09 11 10 KEY1 1.0 1.6 2.0 CIN 10 08 06 LED 04 03 01 GPIO 08 07 06 05 KEY2 1 1.6 2 2.4 CIN 05 03 02 00 LED 02 00 THD1 THD0 Because the tv mcu have pull low 20k 3 2 1 5 4 6 JP1 HEADER5 D4 LED 1 K7 Button R9 3.3K 1 TP1 Test_point R5 3.3K 1 K3 Button R7 20K 1 K5 Button D8 LED R6 100R R1 3.3K D1 LED D3 LED C2 0.1uF D7 LED T2 1 TP4 Test_point 1 CIN_01 2 CIN_02 3 CIN_03 4 CIN_04 5 CIN_05 6 CIN_06 7 CIN_07 8 CIN_08 9 CIN_09 10 CIN_10 11 CIN_11 12 CIN_12 13 VSHILED 14 VBIAS 15 AVSS 16 AVCC 17 GPIO_12 18 GPIO_11 19 GPIO_10 20 DVCC 21 GPIO_09 22 GPIO_08 23 ADD_1 24 ADD_0 25 SCLK 26 SDA 27 INT# 28 GPIO_07 29 GPIO_06 30 GPIO_05 31 GPIO_04 32 DVSS 33 GPIO_03 34 GPIO_02 35 GPIO_01 36 GPIO_00 37 OTP/NC 38 THD_1 39 THD_0 40 CIN_00 41 GND U1 IT7235_40p R3 3.3K R4 7.5k C1 10uF D2 LED C4 0.1uF R10 7.5K D6 LED 1 K2 Button T4 R8 1.5k 1 K4 Button 1 TP3 Test_point L1 321611-070A/0603 1 TP2 AC_SHIELD C3 0.1uF 1 K6 Button R2 1.5k C5 100pF D5 LED 1 K1 Button 3_3V 3_3V 3_3V 3_3V GPIO_00 CIN_12 GPIO_04 CIN_05 CIN_11 CIN_00 GPIO_03 GPIO_07 CIN_04 CIN_10 GPIO_12 CIN_06 CIN_03 CIN_09 GPIO_11 CIN_02 GPIO_10 CIN_08 GPIO_01 GPIO_08 CIN_07 CIN_07 GPIO_09 3_3V KEY1 AC_SHIELD THD1 THD0 GPIO_02 GPIO_06 GPIO_05 SCLK VBIAS SDA KEY2 CIN_01 GPIO_00 GPIO_04 CIN_05 CIN_00 GPIO_03 GPIO_07 CIN_10 GPIO_12 CIN_06 CIN_03 GPIO_11 CIN_02 GPIO_10 CIN_08 GPIO_01 GPIO_08 CIN_07 GPIO_09 KEY1 AC_SHIELD THD1 THD0 GPIO_02 GND GND GPIO_06 GPIO_05 SCLK VBIAS SDA KEY2 CIN_01 CIN_01 B 1 1 REV: SIZE: CODE: DRAWN: DATED: DATED: CHECKED: QUALITY CONTROL: DATED: DATED: RELEASED: COMPANY: TITLE: DRAWING NO: SHEET: OF SCALE: REVISION RECORD APPROVED: ECO NO: A B D DATE: 1 2 3 4 5 6 D C A B C LTR C6 4.7uF/25V C5 104 1 OUT 2 GND 3 VCC IR1 R9 100 ohm 1 1 2 2 3 IO 4 VCC SENSOR 5 6 7 4 8 U1 C3 103 C4 104 C2 4.7uF/25V C1 104 R10 10K R11 1K R12 15K R13 100 ohm C7 104 1 2 3 Q1 2pc1815 1 2 3 Q2 2PC1015 R14 100 ohm R15 10ohm R16 10 ohm R17 10 ohm R18 20K 2 3 1 LED1 1 +5V 2 GND 3 IR 4 GND 5 LED 6 +3V3 7 SEN CN1 R1 100 ohm R2 10K ohm R3 100 _NC IR SEN +3V3 +5V LED +5V LED SEN IR +5V +3V3 +5V +3V3
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