STM32小系统原理图

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3.3V P1 12 11 1 NRST R3 3.3V LED1 LED2 LED3 LED4 LED5 LED6 B LED7 3.3V 1K P4单排针

1 2 13 14 15 16 17 18 19 20 21 22 23 24 PA3 PA4 PA5 PA6 PA7 PB0 PB1

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U1

P2 1 2 1 2 3 4 5 6 7 8 9 PC13 VBAT PB9 PB8 BOOT0 PB7 PB6 PB5 PB4-JNTRST PB3-JTDO PA15-JTDI PA14-JTCK PA13-JTMS PA12 PA11 PA10 PA9 PA8 5V R5 10K 3.3V 1 3 5 SCK 7 9 2 4 6 8 10 R2 4.7K KEY1

按键

OSC_OUT/PD1

VDDA

VSSA

PC14-OSC32_IN

PA0-WKUP

PA2

PA1

OSC_IN/PD0

NRST

1K R4 1K R6 1K R7 1K R8 1K R9 1K R10 1K R11

PA13/JTMS/SWDIO

VDD_2

VSS_2

LED8流水灯

PA10

PA11

PA12

PB12

PB13

PB14

PB15

PA8

双排针

PA9

3 3 PA0-WKUP 4 4 PA1 5 5 PA2 6 6 PA3 7 7 PA4 8 8 PA5 9 9 PA6 10 10 PA7 11 11 PB0 12 12 PB1 13 13 PB2-BOOT1 14 14 PB10 15 15 PB11 16 16 PB12 17 17 PB13 18 18 PB14 19 19 PB15 20 20

PC13-TAMPER-RTC

PC15-OSC32_OUT

VBAT

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R1 4.7K KEY2

VDD_3 VSS_3 PB9 PB8 BOOT0 PB7 PB6 PB5

48 47 46 45 44 43 42 41 40 39 38 37

3 4 5 6 7 8 9

5V

10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20双排针

PB2/BOOT1 PB10 PB11 VSS_1 VDD_1

P3程序下载口/供电口(DC3-10) B

PB4/JNTRST PB3/JTDO PA15/JTDI PA14/JTCK/SWCLK

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R12 4.7K Q1 5V 8050

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STM32F103C6T6

5V LED9 2 4 6 8 P5 5V电源指示蜂鸣器

470uF/16V C1

R13 1K 5V C2 104电源滤波

BELL1

5V电源引出(双排针) C C

LED10 P6 dp g f e d c b a com4 com3 com2 com1单排针

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com1 a a b g e c d dp e d

12 11 10 9 8 7 6 5 4 3 2 1

R19

680

2

dp

f

R17

680

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c

4

g

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com2 com3 b

R14

680

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com4

12 11 10 9 8 7 R15 R16 R18 R20 R21 680 680 680 680 680

西南科技大学智能机械协会

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四位八段数码管(共阴)

f

1 3 5 7

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Title Size A3 Date: File: 1 2 3 4 5 6 2012-7-11 Sheet of F:\第三届智能机械协会\..\STM32最小系统.SchDoc Drawn By: 7 8 Number Revision