A B C D 1 1 2 3 4 5 J1 USB 2 3 4 5 6 7 8 5V FUSE 500MA DM DP PU1 Comment: HT7833 500mA Vin Vout 3.3V S PC1 S V Comment: 10u PC2 10u PR1 560 ower 3.3V USBDM USBDP PA11 PA12 PR2 22 PR3 22 1.5K PR4 3.3V 电源电路 JR1 10K JR2 10K JR3 10K T S R T J N I D T J S M T J K C T J O D T J T S R N 1 3 5 7 9 1 1 3 1 5 1 7 1 9 1 JTAG 2 4 6 8 0 1 2 1 4 1 6 1 8 1 0 2 SWD 3.3V 1 2 3 4 SWDIO SWCLK JTAG & SWD 3.3V DR1 560 LED 1 D E L PD2 3.3V Y E K 1 Y E K PA0 *KEY1支持WAKEUP LED 按键 PA1 PA2 PA4 PA5 PA6 PA7 PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 J4 1 3 5 7 9 11 13 15 17 19 21 23 25 27 2 4 6 8 10 12 14 16 18 20 22 24 26 28 PB8 PB9 PB10 PB11 PB12 PB13 PB14 PB15 PC8 PC9 PC10 PC11 PC12 PC13 J5 3.3V PA9 PA0 PA3 PA8 PA11 PA12 PA13 PA14 PA15 PB0 PC14 PC15 5V 1 3 5 7 9 11 13 15 17 19 21 23 25 27 2 4 6 8 10 12 14 16 18 20 22 24 26 28 GND PA10 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PD0 PD1 PD2 3.3V GND 28PIN 28PIN 排针 PA3 PA6 3.3V FLASH_CS SPI_MISO 3.3V 8 7 6 5 1 2 3 4 FLASH CS SO WP GND VCC HOLD CLK SI W25Q64 FC1 104 SPI_SCK SPI_MOSI PA5 PA7 FLASH 3.3V MR1 4.7K MR2 4.7K MR3 4.7K MR4 4.7K P B 6 P B 7 P B 1 0 P B 1 1 I2C上拉电阻 3.3V 1 2 3 4 EEPROM A0 A1 A2 GND VCC WP SCL SDA AT24C02 8 7 6 5 EC1 104 I2C_SCL I2C_SDA PB6 PB7 EEPROM KEY1 DIS-23 T_INT FLASH_CS T_CS SPI_SCK SPI_MISO SPI_MOSI USBDM USBDP SWDIO SWCLK JTMS JTCK JTDI PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14 PA15 8M 1 2 MX2 MC8 20pf LED1 MC9 20pf GND 3.3V PD0 PD1 PD2 BOOT0 NRST VBAT MC7 104 MC6 MC5 MC4 104 104 104 14 15 16 17 20 21 22 23 41 42 43 44 45 46 49 50 5 6 54 60 7 1 32 48 64 19 63 47 31 18 MU1 PA0-WKUP/ADC12_IN0 PA1/ADC_IN1/TIM2_CH2 PA2/ADC_IN2 PA3/ADC_IN3 PA4/ADC_IN4/SPI1_NSS PA5/SPI1_SCK PA6/SPI1_MISO PA7/SPI1_MOSI PA8/TIM1_CH1 PA9/USART1_TX PA10/USART1_RX PA11/USBDM PA12//USBDP PA13/JTMS/SWDIO PA14/JTCK/SWCLK PA15/JTDI OSC_IN/PD0 OSC_OUT/PD1 PD2/TIM3_ETR TIM1_CH2N/PB0 TIM1_CH3N/PB1 PB2/BOOT1 PB3/JTDO PB4/JNTRST TIM3_CH2/PB5 I2C1_SCL/PB6 I2C1_SDA/PB7 TIM4_CH3/PB8 TIM4_CH4PB9 I2C2_SCL/PB10 I2C2_SDA/PB11 SPI2_NSS/PB12 TIM1_CH1N/PB13 TIM1_CH2N/PB14 TIM1_CH3N/PB15 PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 BOOT0 NRST VBAT VDD_1 VDD_2 VDD_3 VDD_4 VSS_3 VSS_2 VSS_1 VSS_4 STM32F103RC 256K FLASH 48K SRAM PC8 PC9 PC10 PC11 PC12 PC13-TAMPER-RTC PC14-OSC32_IN PC15-OSC32_OUT VSSA VDDA STM32F103RC GND NRST MR5 10K 3.3V MC1 104 RESET 复位电路 RESET BD1 1N5819 3.3V VBAT BR1 3K BC1 105 BAT XH414 *可充电法拉电容 26 27 28 55 56 57 58 59 61 62 29 30 33 34 35 36 8 9 10 11 24 25 37 38 39 40 51 52 53 2 3 4 12 13 PB0 PB1 PB2 PB3 PB4 PB5 PB6 PB7 PB8 PB9 PB10 PB11 PB12 PB13 PB14 PB15 PC0 PC1 PC2 PC3 PC4 PC5 PC6 PC7 PC8 PC9 PC10 PC11 PC12 PC13 PC14 PC15 JTDO NJTRST I2C_SCL I2C_SDA DIS-6 DIS-7 DIS-8 DIS-9 DIS-10 DIS-11 DIS-12 DIS-13 DIS-14 DIS-15 DIS-16 DIS-17 DIS-18 DIS-19 DIS-20 DIS-21 DIS-1 DIS-2 DIS-3 DIS-4 DIS-5 DIS-22 MC2 6pf 3.3V GND 32.768K 1 2 MX1 MC3 6pf GND 3.3V BT1 BT0 1 0 BOOT0 PB2 BOOT1 1 0 BTR0 10K BTR1 10K BOOT PC8 PC10 PC12 PB9 PB11 PB13 PB15 PC1 PC3 PC5 PC7 PA1 3.3V DIS-1 DIS-3 DIS-5 DIS-7 DIS-9 DIS-11 DIS-13 DIS-15 DIS-17 DIS-19 DIS-21 DIS-23 PA6 PA2 PA4 SPI_MISO T_INT T_CS DIS 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 CS WR RST DB1 DB3 DB5 DB7 DB9 DB11 DB13 DB15 LIG VDD GND MISO TINT TCS 34PIN RS RD DB0 DB2 DB4 DB6 DB8 DB10 DB12 DB14 NC VDD GND NC MOSI NC SCK 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 DIS-2 DIS-4 DIS-6 DIS-8 DIS-10 DIS-12 DIS-14 DIS-16 DIS-18 DIS-20 DIS-22 PC9 PC11 PB8 PB10 PB12 PB14 PC0 PC2 PC4 PC6 PC13 3.3V SPI_MOSI PA7 SPI_SCK PA5 显示接口 STM32 BOARD - EU STM32F103RC核心板V2原理图 - http://euse.taobao.com 1 2 3 4 5 6 7 8 A B C D