5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
烧写口
5V
接口
5V-3.3V
转换
IO
输出口
5V
供电口
RTC
晶振
电源指示灯
HOLES
STM32
核心芯片
启动模式引脚
VCC3.3V
VCC3.3V
VCC5V
VCC5V
VCC3.3V
VCC3.3V
VCC3.3V
VCC3.3V
VCC3.3V
VCC3.3V
VCC3.3V
VCC3.3V
VCC3.3V
VCC5V
Project:
File:
Design by:
Rev:Date:
Sheet of
<Doc>
<RevCode>
51-STM32核心板
2
2
Project:
File:
Design by:
Rev:Date:
Sheet of
<Doc>
<RevCode>
51-STM32核心板
2
2
Project:
File:
Design by:
Rev:Date:
Sheet of
<Doc>
<RevCode>
51-STM32核心板
2
2
J7
1
2
3
4
C6
20PF
CV2
20pF
C11
104
C0603
Y1
32.768Khz
C14
10uF
H5
1
C10
0.1uF
C13
104
C0603
R2 10K
H2
1
C12
1uF
C0805
D2
LED
U2
CJA1117B-3.3
ADJ/GND
1
OUT
2
IN
3
J3
1
2
3
R4
1.1M
USB-TTL
J8
VBUS
1
D-
2
D+
3
ID
4
GND
5
#6
6
#7
7
#8
8
#9
9
J4
1
2
3
Q1
BAT54C
3
3
1
1
2
2
Y2 8MHz
3225
GND
4
XTAL1
1
XTAL2
3
GND
2
J5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J9
1
2
R3
1K
C9
0.1uF
C8
0.1uF
RESET
C7
20PF
CV1
20pF
U1
STM32F103C8T6
VBAT
1
PC13-TAMPER-RTC
2
PC14-OSC32_IN
3
PC15-OSC32_OUT
4
PD0_OSC_IN
5
PD1_OSC_OUT
6
NRST
7
VSSA
8
VDDA
9
PA0-WKUP
10
PA1
11
PA2
12
PA3
13
PA4
14
PA5
15
PA6
16
PA7
17
PB0
18
PB1
19
PB2
20
PB10
21
PB11
22
VSS_1
23
VDD_1
24
PB12
25
PB13
26
PB14
27
PB15
28
PA8
29
PA9
30
PA10
31
PA11
32
PA12
33
PA13
34
VSS_2
35
VDD_2
36
PA14
37
PA15
38
PB3
39
PB4
40
PB5
41
PB6
42
PB7
43
BOOT0
44
PB8
45
PB9
46
VSS_3
47
VDD_3
48
H3
1
BOOT0 BOOT1
RST
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2 BOOT1
PB10
PB11
PB12
PB13
PB14
PB15
PA8
PA9
PA10
PA11
PA12
PA13 SWIO
PA14 SWCLK
PA15
PB3
PB4
PB5
PB6
PB7
BOOT0
PB8
PB9
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
RST
PA10
PA9
PA8
PA11
PA12
PA13
PA14
PA15
GND
VCC5V
PB8
PB9
PB10
PB11
PB12
PB13
PB14
PB15
RTC
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
SWIO
SWCLK
RTC
PA10
PA9
PC14
PC15
PC14
PC15
