24Pin Io Interface - Samsung YP-R1 Service Manual

7-7 24PIN IO INTERFACE
POWER
AUDIO
NC
0
JTAG_RTCK
R801
0
JTAG_RST
R809
JTAG_TDO
JTAG_TCK
JTAG_TMS
JTAG_TDI
R803
DEVICE_DET
PWR_IN_DDCON
CPU_RST
USB_D-
UART_RX1
UART_TX1
USB_D+
LINE_OUT_R
LINE_OUT_L
GND
PBA_CE
TP3
U801
NCP360SNT1G
USB_P5V
IN
5 OUT
GND
EN
4 FLAG
Samsung Electronics
P_3.0V
22
NC
R802
0
R805
R808 3.9ohm
3.9ohm
R810
1
2
3
GND
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CON801
24P
R814
27K 1
1 : BATT ID
2
2 : DEVICE DET/CE
3
3 : nc
4
4 : ADAPTOR
5
5 : ADAPTOR
6
6 : JTAG_RTCK/P ON
7
7 : JTAT_RST
8
8 : CPU_RST
9
9 : JTAG_TDO
10
10: USB D-/HOST D-
11
11: JTAG_TCK
12
12: GND
13
13: Uart RX1
14
14: Uart TX1
15
15: USB D+/HOST D+
16
16: USB PWR
17
17: LINE OUT R
18
18: LINE OUT L
19
19: GND
20
20: JTAG_TMS
21
21: BATT
22
22: BATT
23
23: JTAG_TDI
24
24: PBA CE
INN_BATT
R816
[POWER/HOLD] 10K
PWR_SW
R820
GND
P_3.3V
VOLUME+
VOLUME-
TOUCH_CE
TOUCH_INTR
R804
TOUCH_DAT
150
TOUCH_CLK
Schematic Diagram
PWR_IN_DDCON
PWR_IN_CPU
47K
8
7
6
R811
VCC
5
3.9ohm
CE
4
3
2
150
1
R806
8P
CON802
GND
TP3
7-7