User Manual
GD32450I-EVAL
16
/
51
4.18
USBFS
GND
R58
22
Ω
R59
22
Ω
E10
16V/10uF,AVX
GND
PA11
PA12
R62
1M
Ω
C49
50V/4.7nF
USB_FS_VBUS
USB_FS_DM
USB_FS_DP
VBUS
1
DM
2
DP
3
ID
4
GND
5
Shield
6
U
S
B
_
M
in
iA
B
rec
ep
tacl
e
CN2
Mini_USB
PA9
PA9 is AFIO, please refer to USART schematic for right config
GND
VBUS_FS_5V
R120
10K
Ω
"VBUS_FS_5V control
(
active HIGH
)
" see USB_HS sch ematic
PD13---->
4.19
USBHS
USB_HS_ULPI_D0
GND
1
GND
2
CPEN
3
VBUS
4
ID
5
VDD3.3
6
DP
7
DM
8
RESET
9
EXTVBUS
10
NXT
11
DIR
12
STP
13
CLKOUT
14
VDD1.8
15
VDD3.3
16
D7
17
D6
18
D5
19
D4
20
D3
21
D2
22
D1
23
D0
24
VDD3.3
25
VDD1.8
26
XO
27
XI
28
VDDA1.8
29
VDD3.3
30
REG_EN
31
RBIAS
32
GNDPAD
33
U13
USB3300-EZK
R98
10K
Ω
R111 12K
Ω
GND
VBUS
1
DM
2
DP
3
ID
4
GND
5
Shield
6
U
SB
_
Mi
ni
A
B
rec
ep
tac
le
CN3
Mini_USB
R114
1M
Ω
C70
50V/4.7nF
GND
GND
R112
820
Ω
+5V
GND
C64
50V/0.1uF
C65
50V/0.1uF
C66
50V/0.1uF
C67
50V/0.1uF
GND
+3V3
E13
16V/4.7uF,AVX
E12
16V/4.7uF,AVX
C71
50V/0.1uF
GND
C69
50V/0.1uF
GND
GND
R116
10K
Ω
GND
USB_HS_ULPI_D1
USB_HS_ULPI_D2
USB_HS_ULPI_D3
USB_HS_ULPI_D4
USB_HS_ULPI_D5
USB_HS_ULPI_D6
USB_HS_ULPI_D7
R113
33
Ω
USB_HS_ULPI_DIR
USB_HS_ULPI_STP
USB_HS_ULPI_NXT
USB_HS_ULPI_CK
PH4
Pi11
PC0
PA5
PB5
PB13
PB12
PB11
PB10
PB1
PB0
PA3
C68
50V/20pF
C72
50V/20pF
Y3
SMT5032-24MHz
GND
R115
1M
Ω
USB_HS_ULPI
ENA
1
FLGA
2
FLGB
3
ENB
4
OUTB
5
GND
6
IN
7
OUTA
8
U12
SP2526A-1EN
+3V3
LED6
LED RED
R99
470
Ω
R100
10K
Ω
GND
C63
50V/0.1uF
E11
16V/10uF,AVX
VBUS_HS_5V
PD13
VBUS_FS_5V
R96
10K
Ω
GND
R97
10K
Ω
ENA an d ENB activ e HIGH