Sharp LC-65LE645U Service Manual page 95

5
D
I2S_OUT_BCK RW16 NC GPIO00/DCLK
I2S_OUT_WS RW17 NC GPIO01/SYNC
I2S_SDIN RW2 NC GPO06/SDO0
GPO07/SDO1/REF
UW1
NC
RW11
0
I2S_DIN RW10 NC 1
C GPIO02/SDI0
GPIO03/SDI1 2
GPIO03/SDI1
GPIO04/SDI2 3
GPIO04/SDI2
+3.3V GPIO14 4
GPIO14
GPO18/SDO2/I2CMS 5
GPO18/SDO2/I2CMS
6
VDD33_1
7
GND_1
8
DAC_LOUT2
B
Power-Up Sequence
3.3V Power
Reference Clock
(DCLK / Crystal)
A
Reset# min 5 msec
5
4
NPCA110D Audio DSP
External I2C controller for tuning:
* Unmount RW7 and RW8.
* If a weak pull-up on I2C is needed, mount RW4 and RW5.
* I2C controller connections:
+3.3V
- I2C SCL to TP9.
- I2C SDA to TP8.
+3.3V
RW4 RW5
NC NC
DSP_SCL RW7 NC
DSP_SDA RW8 NC
TP8
TP9
+3.3V
24
nRESET
23
VDD33_3
22
VDD18
21
GND_PLL
20
VPLL18
19
XTALO
18 CLKIN/XTALI
CLKIN/XTALI
17
GPIO20
33
GND_BP
CW7
NC
0603C
GND
min 100 usec
4
3
I2S_SCL1
I2S_SDA1
+3.3V
RA83
NC RW14 NC WV_RESET
RW9 NC AMP_I2S_RESET
RW18 NC I2S_OUT_MCK
GPIO20
CW6 CW8 CW9 RA90
NC NC NC NC
0603C
STRAPS
GPO18/SDO2/I2CMS
GPO07/SDO1/REF I2CMS: I2C Master/Slave Strap;
HIGH (Internal PU) - I2C Slave.
LOW (External PD) - I2C Master.
REF: Clock Reference Strap;
HIGH (Internal PU) - DCLK.
LOW (External PD) - CLKIN/XTALI.
GND
3
2
DAMP I2S
I2S_DIN
I2S_OUT_BCK
I2S_OUT_WS
I2S_OUT_MCK
I2S_SDIN
I2C
I2S_SCL1
I2S_SDA1
AMP CONTROL
AMP_I2S_RESET
AMP_I2S_RESET 4,12
WV_RESET
+3.3V
CW1 CW2 CW3 CW4 CW5
NC NC NC NC NC
Place 0.1 uF close to pins 6, 16, 23, 29, 12.
GND
# 0725 Delete debug con. JA2
Generic I/O
GPIO20 TP1
GPO17 TP3
GPIO14 TP4
GPO07/SDO1/REF TP5
GPIO03/SDI1 TP6
GPIO04/SDI2 TP7
APPROVED BY: APPROVED BY: APPROVED BY:
MODEL MODEL MODEL
LC-65LE645U(366501620150) LC-65LE645U(366501620150) LC-65LE645U(366501620150)
CHECKED BY: CHECKED BY: CHECKED BY:
CIRCUITY CIRCUITY CIRCUITY Waves Audio DSP Waves Audio DSP Waves Audio DSP
PCB P/ N: PCB P/ N: PCB P/ N: 0171-2272-5675 0171-2272-5675 0171-2272-5675
DESIGN BY: DESIGN BY: DESIGN BY:
ECN NO: ECN NO: ECN NO: PCN0003586 PCN0003586 PCN0003586
SCH FILE : SCH FILE : SCH FILE : 366501620150_PCN0003586.DSN 366501620150_PCN0003586.DSN 366501620150_PCN0003586.DSN
PCB FILE : PCB FILE : PCB FILE :
017122725675.BRD 017122725675.BRD 017122725675.BRD
2
1
I2S_OUT_SD 4
I2S_OUT_BCK 4,12
I2S_OUT_WS 4,12
I2S_OUT_MCK 4,12
I2S_SDIN 12
D
I2S_SCL1 4,8,9,12,14,17
I2S_SDA1 4,8,9,12,14,17
WV_RESET 4
C
+ CWE1
NC
B
TECHNOLOGY TECHNOLOGY TECHNOLOGY
A
20 20 20
Sheet Sheet Sheet 11 11 11 of of of
REV: REV: REV: 01 01 01
PCB REV: PCB REV: PCB REV: 01 01 01
DATE: DATE: DATE:
Friday, September 26, 2014 Friday, September 26, 2014 Friday, September 26, 2014
1