| 引脚 | 引脚名称 | 主功能 | 默认复用 |
| 1 | PE2 | PE2 | TRACECLK/ FSMC_A23 /ETH_MII_TXD3 /EVENTOUT |
| 2 | PE3 | PE3 | TRACED0/FSMC_A19 /EVENTOUT |
| 3 | PE4 | PE4 | TRACED1/FSMC_A20 /DCMI_D4/ EVENTOUT |
| 4 | PE5 | PE5 | TRACED2 / FSMC_A21 /TIM9_CH1 / DCMI_D6 /EVENTOUT |
| 5 | PE6 | PE6 | TRACED3 / FSMC_A22 /TIM9_CH2 / DCMI_D7 /EVENTOUT |
| 6 | VBAT | VBAT | RTC供电引脚 |
| 7 | PC13 | PC13 | RTC_OUT,RTC_TAMP1,RTC_TS |
| 8 | PC14 | PC14 | OSC32_IN(PC14) |
| 9 | PC15 | PC15 | OSC32_OUT(PC15) |
| 10 | PF0 | PF0 | FSMC_A0 / I2C2_SDA /EVENTOUT |
| 11 | PF1 | PF1 | FSMC_A1 / I2C2_SCL /EVENTOUT |
| 12 | PF2 | PF2 | FSMC_A2 / I2C2_SMBA /EVENTOUT |
| 13 | PF3 | PF3 | PF3/FSMC_A3/EVENTOUT/ADC3_IN9 |
| 14 | PF4 | PF4 | PF4/FSMC_A4/EVENTOUT/ADC3_IN14 |
| 15 | PF5 | PF5 | PF5/FSMC_A5/EVENTOUT/ADC3_IN15 |
| 16 | VSS | VSS |
|
| 17 | VDD | VDD |
|
| 18 | PF6 | PF6 | TIM10_CH1 /FSMC_NIORD/EVENTOUT/ADC3_IN4 |
| 19 | PF7 | PF7 | PF7/TIM11_CH1/FSMC_NREG/EVENTOUT/ADC3_IN5 |
| 20 | PF8 | PF8 | PF8/TIM13_CH1 /FSMC_NIOWR/EVENTOUT/ADC3_IN6 |
| 21 | PF9 | PF9 | PF9/TIM14_CH1 / FSMC_CD/EVENTOUT/ADC3_IN7 |
| 22 | PF10 | PF10 | PF10/FSMC_INTR/ EVENTOUT /ADC3_IN8 |
| 23 | PH0 | PH0 | OSC_IN(PH0) |
| 24 | PH1 | PH1 | OSC_OUT(PH1) |
| 25 | NRST | 复位 |
|
| 26 | PC0 | PC0 | OTG_HS_ULPI_STP/EVENTOUT /ADC123_IN10 |
| 27 | PC1 | PC1 | PC1 / ETH_MDC/ EVENTOUT /ADC123_IN11 |
| 28 | PC2 | PC2 | PC2 /SPI2_MISO /OTG_HS_ULPI_DIR /ETH_MII_TXD2/I2S2ext_SD/ EVENTOUT/ADC123_IN12 |
| 29 | PC3 | PC3 | PC3 /SPI2_MOSI / I2S2_SD /OTG_HS_ULPI_NXT /ETH_MII_TX_CLK/EVENTOUT/ADC123_IN13 |
| 30 | VDD |
|
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| 31 | VSSA |
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| 32 | VREF+ |
|
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| 33 | VDDA |
|
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| 34 | PA0 | WKUP(PA0) | USART2_CTS/UART4_TX/ETH_MII_CRS /TIM2_CH1_ETR/TIM5_CH1 / TIM8_ETR/EVENTOUT/ADC123_IN0/WKUP(4) |
| 35 | PA1 | PA1 | USART2_RTS /UART4_RX/ETH_RMII_REF_CLK /ETH_MII_RX_CLK /TIM5_CH2 / TIM2_CH2/EVENTOUT/ADC123_IN1 |
| 36 | PA2 | PA2 | USART2_TX/TIM5_CH3 /TIM9_CH1 / TIM2_CH3 /ETH_MDIO/ EVENTOUT/ADC123_IN2 |
| 37 | PA3 | PA3 | USART2_RX/TIM5_CH4 /TIM9_CH2 / TIM2_CH4 /OTG_HS_ULPI_D0 /ETH_MII_COL/EVENTOUT/ADC123_IN3 |
| 38 | VSS |
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| 39 | VDD |
|
|
| 40 | PA4 | PA4 | SPI1_NSS / SPI3_NSS /USART2_CK /DCMI_HSYNC /OTG_HS_SOF/ I2S3_WS/EVENTOUT/ADC12_IN4/DAC_OUT1 |
| 41 | PA5 | PA5 | PA5/SPI1_SCK/OTG_HS_ULPI_CK /TIM2_CH1_ETR/TIM8_CH1N/ EVENTOUT/ADC12_IN5/DAC_OUT2 |
| 42 | PA6 | PA6 | PA6 /SPI1_MISO /TIM8_BKIN/TIM13_CH1 /DCMI_PIXCLK / TIM3_CH1/ TIM1_BKIN/ EVENTOUT/ADC12_IN6 |
| 43 | PA7 | PA7 | PA7/SPI1_MOSI/ TIM8_CH1N /TIM14_CH1/TIM3_CH2/ETH_MII_RX_DV /TIM1_CH1N /ETH_RMII_CRS_DV/EVENTOUT/ADC12_IN7 |
| 44 | PC4 | PC4 | ETH_RMII_RX_D0 /ETH_MII_RX_D0/EVENTOUT/ADC12_IN14 |
| 45 | PC5 | PC5 | PC5 /ETH_RMII_RX_D1 /ETH_MII_RX_D1/EVENTOUT/ADC12_IN15 |
| 46 | PB0 | PB0 | TIM3_CH3 / TIM8_CH2N/OTG_HS_ULPI_D1/ETH_MII_RXD2 /TIM1_CH2N/ EVENTOUT/ADC12_IN8 |
| 47 | PB1 | PB1 | TIM3_CH4 / TIM8_CH3N/OTG_HS_ULPI_D2/ETH_MII_RXD3 /TIM1_CH3N/ EVENTOUT/ADC12_IN9 |
| 48 | PB2 | BOOT1 |
|
| 49 | PF11 | PF11 | DCMI_D12/ EVENTOUT |
| 50 | PF12 | PF12 | FSMC_A6/ EVENTOUT |
| 51 | VSS |
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| 52 | VDD |
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| 53 | PF13 | PF13 | FSMC_A7/ EVENTOUT |
| 54 | PF14 | PF14 | PF14 / FSMC_A8/ EVENTOUT |
| 55 | PF15 | PF15 | PF15 /FSMC_A9/ EVENTOUT |
| 56 | PG0 | PG0 | FSMC_A10/ EVENTOUT |
| 57 | PG1 | PG1 | PG1 / FSMC_A11/ EVENTOUT |
| 58 | PE7 | PE7 | FSMC_D4/TIM1_ETR/EVENTOUT |
| 59 | PE8 | PE8 | FSMC_D5/ TIM1_CH1N/EVENTOUT |
| 60 | PE9 | PE9 | FSMC_D6/TIM1_CH1/EVENTOUT |
| 61 | VSS |
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| 62 | VDD |
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| 63 | PE10 | PE10 | FSMC_D7/TIM1_CH2N/EVENTOUT |
| 64 | PE11 | PE11 | FSMC_D8/TIM1_CH2/EVENTOUT |
| 65 | PE12 | PE12 | FSMC_D9/TIM1_CH3N/EVENTOUT |
| 66 | PE13 | PE13 | FSMC_D10/TIM1_CH3/EVENTOUT |
| 67 | PE14 | PE14 | FSMC_D11/TIM1_CH4/EVENTOUT |
| 68 | PE15 | PE15 | FSMC_D12/TIM1_BKIN/EVENTOUT |
| 69 | PB10 | PB10 | SPI2_SCK / I2S2_CK /I2C2_SCL/ USART3_TX /OTG_HS_ULPI_D3 /ETH_MII_RX_ER /TIM2_CH3/ EVENTOUT |
| 70 | PB11 | PB11 | I2C2_SDA/USART3_RX/OTG_HS_ULPI_D4 /ETH_RMII_TX_EN/ETH_MII_TX_EN /TIM2_CH4/ EVENTOUT |
| 71 | VCAP_1 |
| 内部LDO电压输出-1.2V |
| 72 | VDD |
|
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| 73 | PB12 | PB12 | SPI2_NSS / I2S2_WS /I2C2_SMBA/USART3_CK/ TIM1_BKIN /CAN2_RX /OTG_HS_ULPI_D5/ETH_RMII_TXD0 /ETH_MII_TXD0/OTG_HS_ID/ EVENTOUT |
| 74 | PB13 | PB13 | SPI2_SCK / I2S2_CK /USART3_CTS/TIM1_CH1N /CAN2_TX /OTG_HS_ULPI_D6 /ETH_RMII_TXD1 /ETH_MII_TXD1/EVENTOUT/OTG_HS_VBUS |
| 75 | PB14 | PB14 | SPI2_MISO/ TIM1_CH2N /TIM12_CH1 /OTG_HS_DM/USART3_RTS /TIM8_CH2N/I2S2ext_SD/EVENTOUT |
| 76 | PB15 | PB15 | SPI2_MOSI / I2S2_SD/TIM1_CH3N / TIM8_CH3N/ TIM12_CH2 /OTG_HS_DP/ EVENTOUT/RTC_REFIN |
| 77 | PD8 | PD8 | FSMC_D13 / USART3_TX/EVENTOUT |
| 78 | PD9 | PD9 | FSMC_D14 / USART3_RX/EVENTOUT |
| 79 | PD10 | PD10 | FSMC_D15 / USART3_CK/EVENTOUT |
| 80 | PD11 | PD11 | FSMC_CLE /FSMC_A16/USART3_CTS/EVENTOUT |
| 81 | PD12 | PD12 | FSMC_ALE/FSMC_A17/TIM4_CH1 /USART3_RTS/EVENTOUT |
| 82 | PD13 | PD13 | FSMC_A18/TIM4_CH2/EVENTOUT |
| 83 | VSS |
|
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| 84 | VDD |
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| 85 | PD14 | PD14 | FSMC_D0/TIM4_CH3/EVENTOUT/ EVENTOUT |
| 86 | PD15 | PD15 | FSMC_D1/TIM4_CH4/EVENTOUT |
| 87 | PG2 | PG2 | FSMC_A12/ EVENTOUT |
| 88 | PG3 | PG3 | FSMC_A13/ EVENTOUT |
| 89 | PG4 | PG4 | FSMC_A14/ EVENTOUT |
| 90 | PG5 | PG5 | FSMC_A15/ EVENTOUT |
| 91 | PG6 | PG6 | FSMC_INT2/ EVENTOUT |
| 92 | PG7 | PG7 | FSMC_INT3 /USART6_CK/EVENTOUT |
| 93 | PG8 | PG8 | USART6_RTS /ETH_PPS_OUT/EVENTOUT |
| 94 | VSS |
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| 95 | VDD |
|
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| 96 | PC6 | PC6 | I2S2_MCK /TIM8_CH1/SDIO_D6 /USART6_TX /DCMI_D0/TIM3_CH1/EVENTOUT |
| 97 | PC7 | PC7 | I2S3_MCK /TIM8_CH2/SDIO_D7 /USART6_RX /DCMI_D1/TIM3_CH2/EVENTOUT |
| 98 | PC8 | PC8 | TIM8_CH3/SDIO_D0/TIM3_CH3/ USART6_CK /DCMI_D2/ EVENTOUT |
| 99 | PC9 | PC9 | I2S_CKIN/ MCO2 /TIM8_CH4/SDIO_D1 /I2C3_SDA / DCMI_D3 /TIM3_CH4/ EVENTOUT |
| 100 | PA8 | PA8 | MCO1 / USART1_CK/TIM1_CH1/ I2C3_SCL/OTG_FS_SOF/EVENTOUT |
| 101 | PA9 | PA9 | USART1_TX/ TIM1_CH2 /I2C3_SMBA / DCMI_D0/EVENTOUT/OTG_FS_VBUS |
| 102 | PA10 | PA10 | USART1_RX/ TIM1_CH3/OTG_FS_ID/DCMI_D1/EVENTOUT |
| 103 | PA11 | PA11 | USART1_CTS / CAN1_RX/ TIM1_CH4 /OTG_FS_DM/ EVENTOUT |
| 104 | PA12 | PA12 | USART1_RTS / CAN1_TX/TIM1_ETR/ OTG_FS_DP/EVENTOUT |
| 105 | PA13 | JTMS/SWDIO |
|
| 106 | VCAP_2 |
| 内部LDO电压-1.2V |
| 107 | VSS |
|
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| 108 | VDD |
|
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| 109 | PA14 | JTCK/SWCLK |
|
| 110 | PA15 | JTDI |
|
| 111 | PC10 | PC10 | SPI3_SCK / I2S3_CK/UART4_TX/SDIO_D2 /DCMI_D8 / USART3_TX/EVENTOUT |
| 112 | PC11 | PC11 | UART4_RX/ SPI3_MISO /SDIO_D3 /DCMI_D4/USART3_RX /I2S3ext_SD/ EVENTOUT |
| 113 | PC12 | PC12 | UART5_TX/SDIO_CK /DCMI_D9 / SPI3_MOSI/I2S3_SD / USART3_CK/EVENTOUT |
| 114 | PD0 | PD0 | FSMC_D2/CAN1_RX/EVENTOUT |
| 115 | PD1 | PD1 | FSMC_D3 / CAN1_TX/EVENTOUT |
| 116 | PD2 | PD2 | TIM3_ETR/UART5_RX/SDIO_CMD / DCMI_D11/EVENTOUT |
| 117 | PD3 | PD3 | FSMC_CLK/USART2_CTS/EVENTOUT |
| 118 | PD4 | PD4 | FSMC_NOE/USART2_RTS/EVENTOUT |
| 119 | PD5 | PD5 | FSMC_NWE/USART2_TX/EVENTOUT |
| 120 | VSS |
|
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| 121 | VDD |
|
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| 122 | PD6 | PD6 | FSMC_NWAIT/USART2_RX/ EVENTOUT |
| 123 | PD7 | PD7 | USART2_CK/FSMC_NE1/FSMC_NCE2/ EVENTOUT |
| 124 | PG9 | PG9 | USART6_RX /FSMC_NE2/FSMC_NCE3/EVENTOUT |
| 125 | PG10 | PG10 | FSMC_NCE4_1/FSMC_NE3/ EVENTOUT |
| 126 | PG11 | PG11 | FSMC_NCE4_2 /ETH_MII_TX_EN/ETH _RMII_TX_EN/EVENTOUT |
| 127 | PG12 | PG12 | FSMC_NE4 /USART6_RTS/EVENTOUT |
| 128 | PG13 | PG13 | FSMC_A24 /USART6_CTS/ETH_MII_TXD0/ETH_RMII_TXD0/EVENTOUT |
| 129 | PG14 | PG14 | FSMC_A25 / USART6_TX/ETH_MII_TXD1/ETH_RMII_TXD1/EVENTOUT |
| 130 | VSS |
|
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| 131 | VDD |
|
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| 132 | PG15 | PG15 | USART6_CTS /DCMI_D13/ EVENTOUT |
| 133 | PB3 | JTDO | (JTDO/TRACESWO)/JTDO/ TRACESWO/SPI3_SCK / I2S3_CK /TIM2_CH2 / SPI1_SCK/EVENTOUT |
| 134 | PB4 | NJTRST | SPI3_MISO /TIM3_CH1 / SPI1_MISO /I2S3ext_SD/ EVENTOUT |
| 135 | PB5 | PB5 | I2C1_SMBA/ CAN2_RX /OTG_HS_ULPI_D7 /ETH_PPS_OUT/TIM3_CH2/ SPI1_MOSI/ SPI3_MOSI /DCMI_D10 / I2S3_SD/EVENTOUT |
| 136 | PB6 | PB6 | I2C1_SCL/ TIM4_CH1 /CAN2_TX /DCMI_D5/USART1_TX/EVENTOUT |
| 137 | PB7 | PB7 | I2C1_SDA / FSMC_NL /DCMI_VSYNC /USART1_RX/ TIM4_CH2/EVENTOUT |
| 138 | BOOT0 | BOOT0 |
|
| 139 | PB8 | PB8 | TIM4_CH3/SDIO_D4/TIM10_CH1 / DCMI_D6 /ETH_MII_TXD3 /I2C1_SCL/ CAN1_RX/EVENTOUT |
| 140 | PB9 | PB9 | SPI2_NSS/ I2S2_WS /TIM4_CH4/ TIM11_CH1/SDIO_D5 / DCMI_D7 /I2C1_SDA / CAN1_TX/EVENTOUT |
| 141 | PE0 | PE0 | TIM4_ETR / FSMC_NBL0 /DCMI_D2/ EVENTOUT |
| 142 | PE1 | PE1 | FSMC_NBL1 / DCMI_D3/EVENTOUT |
| 143 | PDR_ON |
| Regulator ON/OFF ，必须接VDD |
| 144 | VDD |
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