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4.2.
Main (USB EMMC) Circuit
1
2
3
SCHEMATIC DIAGRAM - 2
A
A
MAIN (USB EMMC) CIRCUIT
B
CO
D+A
4
1
3
2
CO
D-A
T9001
J0ZZB0000182
CO
D+B
4
1
CO
D-B
3
2
T9002
J0ZZB0000182
C
IC9002
C0DBZYY00716
USB HIGH SIDE SWITCH
USB_A_SW5R1V
CO
R1125
470K
D
IC9003
3
/OC
EN
4
C0DBZYY00716
USB HIGH SIDE SWITCH
2
GND
VOUT
USB_B_SW5R1V
CO
1
VIN
5
R1124
C9004
C9005
0.1
470K
0.1
DGND2
VR
R1098
0
E
CO
DS
SO
SYS5V_GND
CO
USBLED_REC
QR9003
B1GBCFGN0016
LED DRIVE
CO
USBLED_PLAY1
F
G
SO: MAIN (SOC I/O EXPANDER): SCHEMATIC DIAGRAM - 3 ~ 4
CO: MAIN (CONNECTOR): SCHEMATIC DIAGRAM - 7~ 8
DS: MAIN (DSP): SCHEMATIC DIAGRAM - 9
H
VR: MAIN (VREG FAN): SCHEMATIC DIAGRAM - 11 ~ 13
1
2
3
4
5
6
: +B SIGNAL LINE
: USB SIGNAL LINE
USB_OE
USB_SEL
PW_STDBY_3R3V
IC9001
LB9003
C0JBAS000401
0
USB SWITCH
R9003
2.2K
10
USB_D+
S
D+
1
9
VCC
D-
2
USB_D-
8
3
/OE
GND
7
2D+
1D-
4
6
2D-
1D+
5
R9012
C9001
2.2K
0.1
3
4
USB_A_PCONT
/OC
EN
2
GND
LB9001
D9001
VOUT
0
B0ECKM000008
1
VIN
5
PW_CD_+5R6V
C9003
C9002
0.1
0.1
USB_B_OVC
USB_B_PCONT
LB9002
0
R9008
330
Q9003
B1ADCE000012
SO
EMMC_NRST
SWITCH
R9009
100K
USBLD_REC
R9006
Q9004
330
B1ADCE000012
R9007
SWITCH
100K
USBLD_PLAY1
QR9002
B1GBCFGN0016
LED DRIVE
SO
EMMC_CMD
SO
EMMC_CLK
4
5
6
7
8
9
SO
SO
SO
SO
SO
C2005
C2009
10
0.1
SO
77 76
75 74
73
72
71
70
69
68
67 66
65
64
63 62
61
60 59
58
57
VR
78
79
VSS [79]
80
VSS
VSS [78]
81
RFU
82
VSS
SO
83
VSS
84
VSS
SO
85
VSS
86
CLK
87
CLK
88
CLK
89
CLK
90
VCC
C2006
91
VCC
0.1
92
VCC
93
VCC
94
NRST
IC2001
RFKB5075QA...GS/GM
R2005
95
NRST
47K
RFKB5075YA...E
96
NRST
97
NRST
2GB NAND FLASH MEMORY
98
CLK
99
RFU
SO
VSS
100
101
VCC
C2007
102
RFU
0.1
103
NC
104
NC
NC
105
106
CMD
C2004
107
CMD
4.7
CMD
108
109
NC
SO
NC
110
NC
111
112
VSSQ
VSSQ
113
CMD [161]
C2013
114
NC
VCCQ [115]
0.1
115
116
R2002
117
118
119
120
121
122
123
124 125
126
127 128
129
130
131
132 133
134
135
136
137 138
47K
R2004
47K
C2002
0.1
7
8
9
8
10
11
12
LB2001
J0JBC0000010
56
55
54
53 52
51 50
49
48
47
46 45
44
43 42
41
40
39
38
[38] NC
VSS
37
[39] RFU
VCC
36
C2011
VCC
35
1
VCC
34
NC
33
VSSQ
32
C2010
NC
31
1
VDDi
30
VDDi
29
C2008
NC
28
0.1
NC
27
NC
26
NC
25
CHANGE
NC
24
(IC2001)
VSS
23
VCC
22
NC
21
DAT7
20
DAT6
19
DAT5
18
DAT4
17
DAT3
16
NC
15
R2007
47K
NC
14
NC
13
NC
12
NC
11
NC
10
VSS
9
VCC
8
RFU
7
RFU
6
DAT2
5
DAT1
4
DAT0
3
DAT3
2
NC
1
R2003
R2001
R2006
139
140
141
142 143
144
145
146 147
148
149
150
151
152 153
47K
47K
47K
C2001
0.1
C2003
0.1
SA-MAX4000E/GM/GS
MAIN (USB EMMC)
10
11
12
13
14
A
B
C
DGND
SO
PW_CD_3R3V
VR
D
E
EMMC_DAT3
SO
F
EMMC_DAT2
SO
EMMC_DAT1
SO
EMMC_DAT0
SO
G
CIRCUIT
H
13
14
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