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SCHEMATIC DIAGRAMS-22 / PART-27
NET / USB / POWER SECTION
BAHDM-0132/0157 (2/8)
U007
1
HDMI PC BOARD
SPI0 & control signals
Host communication
ARM_CS
ARM_RDY
1
2
APOWER
2
TP86
GND_ARM
GNDD
3
TP87
TXD
UART1_TXD
100
R3139
232TXD
4
NC
TP89
5
VDD_MPU3.3V
VDD
6
NC
7
TP91
RXD
100
R3144
UART1_RXD
232RXD
8
NC
9
TP92
RST
ARM_RST
0
R3147
RESET
Q3106
BH33FB1WG-TR
1
5
VIN
VOUT
2
T E
VSS
L
1 3 9 4 2 2 9 6 5 1 3
3
4
CE
NC
3
VDD_MPU3.3V
TA48033BF
+5VHD
1
I
4
+2.4VDSP
w w w
5
.
C
R3115 or R3116
BOOT2
R3111 or R3112
BOOT5
R3109 or R3110
BOOT6
R3107 or R3108
BOOT7
SPI0_SOMI must be Hi-Z when booting DA830
DIGSDI
DIGSDO
SPI0_CLK must be Hi-Z when booting DA830
DIGCLK
SPI0_SCS
TP81
SPI1_SOMI must be Hi-Z when booting DA830
ARM_SOMI
SPI1_SIMO must be Hi-Z when booting DA830
ARM_SIMO
SPI1_CLK must be Hi-Z when booting DA830
ARM_CLK
R3134
R3135
I2C0_SDA
R3136
TP84
I2C0_SCL
R3137
TP85
R3138
DIGSDI
R3100 N.M.
R3140
UART2_RXD
R3141
TP88
UART2_TXD
R3142
TP90
DIGSDO
R3105 N.M.
R3143
DIGCLK
R3106 N.M.
R3145
R3146
R3148
ACP_RST
1
15
NC
NC
N.M.
ACP_CS
R3104
2
14
MD1/CS
MD0/SCLK
3
13
NC
SDA/SOMI
4
12
RESET
SCL/SIMO
5
11
VCC
VSS
+3.3V
Q3105
NC_MFIver2B
VDD_USB3.3V
R3159
0
GND_USB
R3160
0
RampUpTime
> 330uSec
Q3107
BLM18PG121SN1D
3
VDD_MPU3.3V
L3107
VDD_DA8x_3.3V
+3.3V
O
TP107
105Z
C3121
C3126
106K/6.3
B16
C3137
105Z
DVDD
GND_ARM
E12
C3127
105Z
DVDD
E9
DVDD
E8
DVDD
C3128
105Z
E5
DVDD
F12
DVDD
F11
DVDD
F5
C3129
105Z
DVDD
G12
DVDD
G5
DVDD
C3131
105Z
K12
DVDD
K5
DVDD
L12
DVDD
C3133
105Z
L11
DVDD
L5
DVDD
M12
DVDD
C3136
105Z
M9
DVDD
Q3109
M8
BD7820
DVDD
M5
DVDD
C3138
105Z
R16
DVDD
RampUpTime
105Z
R1
C3140
DVDD
> 120uSec
BLM18PG121SN1D
+1.2V
VDD_1.2V
L3109
VDD_CORE1.2V
105Z
C3147
106K/6.3
C3146
C3149
F6
105Z
CVDD
G11
CVDD
G10
C3153
105Z
CVDD
G7
GND_ARM
CVDD
G6
CVDD
H11
CVDD
C3155
H10
105Z
CVDD
H6
CVDD
x
a o
H7
CVDD
y
H12
CVDD
J12
C3157
105Z
CVDD
J11
i
CVDD
J10
CVDD
J7
CVDD
C3158
J6
105Z
CVDD
K11
CVDD
K10
CVDD
K7
CVDD
K6
C3159
105Z
CVDD
VDD_CORE1.2V
TP108
L6
CVDD
http://www.xiaoyu163.com
D
E
8
for Debugging
Boot Opt.
NAND
UART1
SPI0
BOOT7
L
H
L
BOOT1
H
H
L
BOOT0
H
H
H
BOOT3
H
H
H
BOOT2
H
L
H
BOOT3 is always pulled up.
R3124
330
R6
SPI0_SOMI0/BOOT0
USB0_DM
P6
R3125
47
SPI0_SIMO0/BOOT1
USB0_DP
T5
R3126
47
SPI0_CLK/BOOT2
N4
R3127
47
SPI0_SCS/BOOT4
USB0_VBUS
USB0_DRVVBUS
R3130
47
P5
SPI1_SOMI0/BOOT5
N5
R3131
47
SPI1_SIMO0/BOOT6
USB0_ID
T6
R3133
47
SPI1_CLK/BOOT7
10K
USB0_VDDA33
10K
0
R3
I2C0_SDA/BOOT8
USB0_VSSA33
0
P3
I2C0_SCL/BOOT9
N.M.
USB0_VDDA18
N.M.
USB0_VDDA12
N.M.
R4
UART2_RXD/GPIO5_12
N.M.
P4
UART2_TXD/GPIO5_13
10K
10K
USB0_VSSA
C6
39
UART1_RXD
D6
39
UART1_TXD
USB1_VDDA33
USB1_VDDA18
RMII_50MHz
R3150
150
A4
RMII_MHZ_50_CLK/BOOT11
RMII_TXD0
B8
R3154
39
RMII_TXD0
USB1_DM
RMII_TXD1
C8
R3155
39
RMII_TXD1
USB1_DP
RMII_TXEN
R3156
39
D8
RMII_TXEN
RMII_CRSDV
R3157
0
A7
RMII_CRS_DV
Q
Q
3
7
6
3
RMII_RXD0
B7
RMII_RXD0
RMII_RXD1
C7
RMII_RXD1
RMII_RXER
D7
RMII_RXER
MDIO_CLK
R3162
39
A6
MDIO_CLK
MDIO_D
R3163
22
B6
MDIO_D
GND_ARM
105Z
C3122
VDD_MPU3.3V
BLM18PG121SN1D
A16
L3108
+3.3V
VSS
RMII_50MHz
A15
VSS
MDIO_D
A2
VSS
MDIO_CLK
A1
VSS
B2
VSS
C3130 106K/6.3
E11
VSS
E10
VSS
E7
RMII_RXD1
VSS
39
E6
RMII_RXD0
R3173
VSS
39
R3174
F10
VSS
N.M.
R3175
F9
VSS
F8
VSS
G9
VSS
G8
VSS
H9
VSS
H8
17
VSS
VDDIO_3.3
R3181
47
105Z
C3139
J9
RMII_CRSDV
18
VSS
CRSDV/CNFG2
TP94
J8
19
VSS
R3182
RXC
4.7K
K9
RMII_RXER
20
R3183
47
VSS
RXER/ISO
K8
ETH_INT
47
21
R3184
VSS
INTRP
R3186
L10
22
VSS
TXC
TP95
L9
RMII_TXEN
4.7K
23
VSS
TXEN
L8
RMII_TXD0
24
VSS
TXD0
L7
VSS
M11
VSS
M10
VSS
M7
VSS
M6
VSS
T16
VSS
T15
RMII_TXD1
VSS
T2
VSS
T1
VSS
u 1 6 3
.
ETH_RESET
R3198 N.M.
ARM_RST
R3199
1K
http://www.xiaoyu163.com
TX-NR1007/3007/5007/1007/5007, DTR-70.1/80.1, DHC-80.1, PR-SC5507
F
G
2
4
9
9
8
TPD2E001DRLR
1
5
VCC
IO2
2
NC
3
4
differencial impeadance = 90ohm
IO1
GND
GND_USB
G4
USB0_D-
2
F4
USB0_D+
1
Q3102
L3101
0
R3672
Mid only
1
6
TP82
VIN
VOUT
D3
R3122
1K
for non_frontUSB
2
5
GND
CSLW
E4
R3129
47
USB0_VBUSEN
3
4
EN
FAULT
R3101
10K
D2
MIC2005-0.5YM6
TP83
BLM18PG121SN1D
L3103
H5
VCC_0USB3.3V
H4
E3
VCC_0USB1.8V
L3104
BLM18PG121SN1D
C3
F3
Q3104
BLM18PG121SN1D
NC_TPD2E001DRLR
C1
VCC_1USB3.3V
L3105
1
VCC
C2
VCC_1USB1.8V
2
NC
L3106
3
BLM18PG121SN1D
IO1
B3
USB_FS_D-
2
A3
USB_FS_D+
1
R3102
15K
L3112
0
R3671
for non_rearUSB
R3121
15K
differencial impeadance = 90ohm
Q3110
1
6
L3111
1
5
1
5
0
8
VIN
9
VOUT
2
4
2
5
BLM18PG181SN1D
GND
CSLW
3
4
EN
FAULT
MIC2005-0.5YM6
R3200
10K
USB1_OC_DET
USB1_VBUSEN
R3132
10K
TP65/TP66 must be connected to GPIO port when USB1 is used.
These signals are not wired at this EvaBoard
VCC_ETHA3.3V
TX+,TX- / RX+,RX- Pair's differencial impeadance= 100ohm
Rx
7
TP93
8
6
KSZ8041NL
XO
7
4
5
TX+
Q3108
TX+
6
3
6
TX-
8
TX-
5
2
7
RX+
1
RX+
Tx
PADDLE
4
1
8
RX-
RX-
3
3
VDDA_3.3
2
105Z
C3143
VDDPLL_1.8
1
105Z
C3144
2
GND
106K/6.3
C3145
4
102
33
GND_ARM
5
106K/6.3
L3110
C3154
BLM18PG121SN1D
m
SI-60073-F or J0026D21NL
c o
H
2
9
9
+5VHD
R3123
0
5
4
TP79
3
USBDP1
3
4
USBDM1
2
NC
1
TP80
L3102
VDD_VBUS0_5V
BLM18PG181SN1D
USB0_OC_DET
VDD_USB3.3V
GND_USB
C3604
CHASSIS_GND
NC_103Z
5
IO2
7
4
6
GND
USB
102K
5
C3603
4
GND
3
3
D+
4
2
D-
1
+V
P3103A
9
8
2
9
9
1
2
3
4
TP115
TP116
P3104
SI-60073-F
J0026D21NL
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