1
1
2
2
3
3
4
4
D D
C C
B B
A A
Title
Number RevisionSize
A4
Date: 2018/8/9 Sheet of
File: G:\项目开发\双电机小车主控底板\STM32_CAR.SchDocDrawn By:
Vin
1
OUT
2
GND
3
FB
4
ON/OFF
5
*1
LM2576-5..0
GND
D1
L1
C5
220uf 10V
0.1uF
C6
5V
GND
1
2
PP1
Header 2
1
3
2
SW1
SW-6A
GND
SS1
Diode
1K
R3
10K
R2
GND
ADC_BAT
0.1uF
C7
VBAT
C1
220uf 35V
0.1uF
C2
Vin
3
Gnd/Adj
1
Vout
2
U1
AMS117-3.3
104
C4
104
C3
1K
R1
PLED1
LED
GND
GND
3.3V
GND
5V
3.3V
Vcc
1
D-
2
D+
3
ID
4
GND
5
MUSB1
USB
GND
1
TXD
2
RXD
3
V3
4
UD+
5
UD-
6
XI
7
XO
8
CTS#
9
DSR#
10
RI#
11
DCD#
12
DTR#
13
RTS#
14
R232
15
VCC
16
CH341C
GND
GND
PA10GND
GND
104
C10
104
C8
PA9
3.3V
104
C9
DTR
SS2
Diode
1
2
3
BOOT1
5V
PB9
PB8
GND
PB7
PB6
GND
1
2
3
4
5
6
JP1
HEADER 6
1
2
3
4
5
6
JP2
HEADER 6
PA7
PA6
GND
0.1uF
C11
PA1
PA0
GND
0.1uF
C12
5V
5V 5V
5V
O4
O3
O2
O1
O2
O1
O4
O3
1K
R8
L4
LED
L2
LED
O2
O1
1K
R9
L5
LED
L3
LED
O4
O3
GND
1
IN2
2
IN1
3
VREF
4
VBB
5
OUT1
6
LSS
7
OUT2
8
U3
A49505V
0.25R
R7
GND
1
IN2
2
IN1
3
VREF
4
VBB
5
OUT1
6
LSS
7
OUT2
8
U2
A49505V
0.25R
R4
VBAT
VBAT
1
2
3
4
P3
5V
GND
PB11
PB10
蓝牙 串口3
3.3V
1
2
3
4
5
P4
Header 5
PA3
PA2
PB0
GND
3.3V
1K
R6
D2
3.3V
K1
GND
10K
R5
3.3V
PA5PA4
1
2
3
4
5
6
JP3
OLED
3.3V
GND
PB3
PB4
PB5
PA15
1
2
3
4
P5
Header 4
PA14
PA13
3.3V
GND
*2
BUZZER
3.3V
PA8
PB1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
P1
Header 18
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
P2
Header 18
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB10
PB12
PB13
PB14
PB15
DTR
PA8
PA9
PA10
PA11
PA12
PA13
PA14
PA15
PB3
PB4
PB5
PB6
PB7
PB8
PB9
1
2
3
P6
Header 3
5V
GND
PA11
RTS
PB11
1
2
3
4
P60
Header 4
GND
PB11
PB10
VBAT
1 2
3 4
5 6
7 8
P7
Header 4X2
PB12
PB13
GND
GND
3.3V
5V
DAT
CMD
ATT
CLK
GND
1
2
3
4
5
6
7
8
9
PS2-JK
Header 9
PC13
PB14
PB15
PA12
PWR
PC13
5V
3.3V
评论0