1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
Title
Number RevisionSize
A3
Date: 2016/9/12 Sheet of
File: E:\万千计划\..\STM32-QFP100.SchDoc Drawn By:
10K
R13
100R
R11
6R8
L1
1N4001
D1
NC
1
Vin
2
NC
3
GND
4
NC
5
Vout
6
NC
7
TP
8
U4
ADR4525
47UF
16V
C11
AGND
VREF
+5V
1
2
P1
1
2
J2
GND
1
OUT
2
IN
3
OUT
4
U2
ASM1117-5.0
GND
1
OUT
2
IN
3
OUT
4
U3
ASM1117-3.3
1nF
C18
10UF
C6
10UF
C7
100nF
C9
GND
AGND
AGND
AGND
AGND
AGND
GND
GND
GND
GND
GND
GNDGND
47UF16V
C1
100nF
C2
0R
R1
AVDD
1
AGND
2
VREFN
3
VREFP
4
AINCOM
5
AIN0
6
AIN1
7
AIN2
8
AIN3
9
AIN4
10
AIN5
11
AIN6
12
AIN7
13
SINC PDWN
14
RESET
15
DVDD
16
DGND
17
XTAL2
18
XTAL1/CLK
19
CS
20
DRDY
21
DOUT
22
DIN
23
SCLK
24
D0/CLKOUT
25
D1
26
D2
27
D3
28
U6
ADS1256
CH0
10K
R19
100R
R17
1nF
C20
10K
R24
100R
R22
1nF
C27
10K
R28
100R
R26
1nF
C34
10K
R14
100R
R12
1nF
C19
10K
R20
100R
R18
1nF
C21
10K
R25
100R
R23
1nF
C28
10K
R29
100R
R27
1nF
C35
VBAT
1
PC13-TAMPER-RTC
2
PC14-OSC32_IN
3
PC15-OSC32_OUT
4
OSC_IN
5
OSC_OUT
6
NRST
7
VSSA
8
VDDA
9
PA0/WKUP/ADC123_IN0/T2C1ETR/T5C1/T8ETR
10
PA1/ADC123_IN1/T5C2/T2C2
11
PA2/ADC123_IN2/USART2_Tx/T5C3/T2C3
12
PA3/ADC123_IN3/USART2_Rx/T5C4/T2C4
13
PA4/ADC123_IN4/DAC_OUT1/SPI1_NSS
14
PA5/ADC123_IN5/DAC_OUT2/SPI1_SCK
15
PA6/ADC123_IN6/SPI1_MISO/T8T1BKIN/T3C1
16
PA7/ADC123_IN7/SPI1_MOSI/T8C1N/T3C2/T1C1N
17
PB0/ADC123_IN8/T3C3/T8C2N/T1C2N
18
PB1/ADC123_IN9/T3C4/T8C3N/T1C3N
19
PB2/BOOT1
20
PB10/USART3_Tx/I2C2_SCL/T2C3
21
PB11/USART3_Rx/I2C2_SDA/T2C4
22
VSS_1
23
VDD_1
24
PB12/I2S2_WS/T1BKIN/SPI2_NSS/I2C2_SMBA
25
PB13/I2S2_CK/T1CH1N/SPI2_SCK
26
PB14/T1CH2N/SPI2_MISO
27
PB15/I2S2_SD/T1CH3N/SPI2_MOSI
28
PA8/T1C1/MCO
29
PA9/T1C2/USART1_Tx
30
PA10/T1C3/USART1_Rx
31
PA11/CAN_Rx/T1C4/USBDM
32
PA12/CAN_Tx/T1ETR/USBDP
33
PA13/JTMS/SWDIO
34
VSS_2
35
VDD_2
36
PA14/JTCK/SWCLK
37
PA15/JTDI/I2S3_WS/JTDI/T2C1ETR/SPI3_NSS
38
PB3/JTDO/SPI3_SCK/I2S3_CK/T2C2/SPI1_SCK
39
PB4/NJTRST/SPI3_MISO/T3C1/SPI1_MISO
40
PB5/I2C1_SMBA/I2S3_SD/SPI3_MOSI/T3C2/SPI1_MOSI
41
PB6/I2C1_SCL/T4C1/USART1_Tx
42
PB7/I2C1_SDA/FSMC_NADV/USART1_Rx
43
BOOT0
44
PB8/SDIO_D4/I2C1_SCL/T4C3(7)/CAN_Rx
45
PB9/SDIO_D5/I2C1_SDA/T4C4/CAN_Tx
46
VSS_3
47
VDD_3
48
U5
STM32F103C8T6
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
P5
Header 8X2A
IN0
IN1
IN2
IN3
IN4
IN5
IN6
IN7
IN0
IN1
IN2
IN3
IN4
IN5
IN6
IN7
CH1
CH2
CH3
CH4
CH5
CH6
CH7
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
47UF
16V
C16
100nF
C17
+5V
AGND
AGND
0R
R16
VREF
10nF
C22
10nF
C25
10nF
C29
10nF
C32
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
50K
R15
1
2
J3
10k
R10
+5V
C1+
1
VDD
2
C1-
3
C2+
4
C2-
5
VEE
6
T2OUT
7
R2IN
8
R2OUT
9
T2IN
10
T1IN
11
R1OUT
12
R1IN
13
T1OUT
14
GND
15
VCC
16
U1
MAX232
1
2
3
4
5
6
7
8
9
11
10
J1
D Connector 9
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
JTAG1
Header 10X2
2K
R6
D2
10K
R5
10K
R4
10K
R3
10K
R2
10K
R7
VDD
+5V
VDD
VDD
PB4-RST
PA15-TDI
PA13-TMS
PA14-TCK
PB3-TDO
RESET
18pF
C31
18pF
C33
8M
Y1
X1
X2
GND
18pF
C36
18pF
C37
7.68M
Y2
X3
X4
GND
PA9
PA10
100nF
C3
100nF
C5
1
TP1
Header 1
AD-CS
AD-DRDY
AD-DOUT
AD-DIN
AD-SCLK
X3
X4
GND
10UF
C23
AD-RST
VDD
VDD
100nF
C24
1 2
3 4
5 6
P*1
2K
R9
2K
R8
BOOT0 BOOT1
VDD VDD
VDD
VDD
BOOT0
BOOT1
VDD
VDD
VDD
GND
GND
GND
GND
VDD
1K
R21
1UF
C26
S1
SW-PB
GND
GND
RESET
RESET
1
2
3
P4
PA9
PA10
PA9
PA10
10
11
12
13
18
19
AD-DRDY
AD-RST
AD-CS
AD-SCLK
AD-DOUT
AD-DIN
29
32
33 PA13-TMS
PA14-TCKPA15-TDI
PB4-RST
41
42
43
45
46
1
2
3
4
X1
X2
12
3 4
10 11
12 13
18 19
29 32
33 41
42 43
45 46
GND
10UF
C8
100nF
C4
100nF
C10
GND
10UF
C14
100nF
C12
100nF
C15
1
TP2
Header 1
1
TP3
Header 1
AGND AGND
AGND AGND
AGND AGND
AGND AGND
PB3-TDO
14
15
16
17
14 15
16 17
GNDVDD
1 2
3 4
5 6
7 8
9 10
11 12
P8
Header 8X2A
1 2
3 4
5 6
7 8
9 10
11 12
P9
Header 8X2A
10UF
C13