启明STM32F407开发板(高配版)V3.1原理图

1 1 2 2 3 3 4 4 DD CC BB AA Title NumberRevisionSize A4 Date:2016-12-26Sheet of File:G:新板开发.407高配版1.SCHDOCDrawn By: 10K R6 GND 104 C17 VCC3.3 RESET + 1 - 2 BT1 Battery A 1 K 2 1N4148D1 A 1 K 2 1N4148 D2 104 C16 VCC3.3 GND VBAT VDD 1 VDD 2 TRST 3 GND 4 TDI 5 GND 6 TMS/SWD 7 GND 8 TCK/SWC 9 GND 10 NC 11 GND 12 TD/SW 13 GND 14 RESET 15 GND 16 NC 17 GND 18 NC 19 GND 20 J1 JTAG 10KR5 10KR7 10KR10 10KR11 10K R12 GND GND RESET JTRST JTDI JTCK JTMS JTDO PE2/TRACECLK/FSMC_A23/ETH_MII_TXD3 1 PE3/TRACED0/FSMC_A19 2 PE4/TRACED1/FSMC_A20/DCMI_D4 3 PE5/TRACED2/FSMC_A21/TIM9_CH1/DCMI_D6 4 PE6/TRACED3/FSMC_A22/TIM9_CH2/DCMI_D7 5 VBAT 6 PC13/RTC_AF1 7 PC14-OSC32_IN 8 PC15-OSC32_OUT 9 PF0/FSMC_A0/I2C2_SDA 10 PF1/FSMC_A1/I2C2_SCL 11 PF2/FSMC_A2/I2C2_SMBA 12 PF3/FSMC_A3/ADC3_IN9 13 PF4/FSMC_A4/ADC3_IN14 14 PF5/FSMC_A5/ADC3_IN15 15 VSS 16 VDD 17 PF6/TIM10_CH1/FSMC_NIORD/ADC3_IN4 18 PF7/TIM11_CH1/FSMC_NREG/ADC3_IN5 19 PF8/TIM13_CH1/FSMC_NIOWR/ADC3_IN6 20 PF9/TIM14_CH1/FSMC_CD/ADC3_IN7 21 PF10/FSMC_INTR/ADC3_IN8 22 PH0-OSC_IN 23 PH1-OSC_OUT 24 NRST 25 PC0/OTG_HS_ULPI_STP/ADC123_IN10 26 PC1/ETH_MDC/ADC123_IN11 27 PC2/SPI2_MISO/OTG_HS_ULPI_DIR/ETH_MII_TXD2/I2S2ext_SD/ADC123_IN12 28 PC3/SPI2_MOSI/OTG_HS_ULPI_NXT/ETH_MII_TX_CLK/I2S2_SD/ADC123_IN13 29 VDD 30 VSSA 31 Vref+ 32 VDDA 33 PA0-WKUP/U2_CTS/U4_TX/ETH_MII_CRS/TIM2_CH1_ETR/TIM5_CH1/TIM8_ETR/ADC123_IN0 34 PA1/U2_RTS/U4_RX/ETH_RMII_REF_CLK/ETH_MII_RX_CLK/TIM2_CH2/TIM5_CH2/ADC123_IN1 35 PA2/U2_TX/TIM2_CH3/TIM5_CH3/TIM9_CH1/ETH_MDIO/ADC123_IN2 36 PA3/U2_RX/TIM2_CH4/TIM5_CH4/TIM9_CH2/OTG_HS_ULPI_D0/ETH_MII_COL/ADC123_IN3 37 VSS 38 VDD 39 PA4/SPI1_NSS/U2_CK/DCMI_HSYNC/OTG_HS_SOF/I2S3_WS/DAC1_OUT/ADC12_IN4 40 PA5/SPI1_SCK/OTG_HS_ULPI_CK/TIM2_CH1_ETR/TIM8_CH1N/DAC2_OUT/ADC12_IN5 41 PA6/SPI1_MISO/TIM1_BKIN/TIM3_CH1/TIM8_BKIN/TIM13_CH1/DCMI_PIXCLK/ADC12_IN6 42 PA7/SPI1_MOSI/TIM1_CH1N/TIM3_CH2/TIM8_CH1N/TIM14_CH1/ETH_MII_RX_DV/ETH_RMII_CRS_DV/ADC12_IN7 43 PC4/ETH_MII_RXD0/ETH_RMII_RXD0/ADC12_IN14 44 PC5/ETH_MII_RXD1/ETH_RMII_RXD1/ADC12_IN15 45 PB0/TIM1_CH2N/TIM3_CH3/TIM8_CH2N/OTG_HS_ULPI_D1/ETH_MII_RXD2/ADC12_IN8 46 PB1/TIM1_CH3N/TIM3_CH4/TIM8_CH3N/OTG_HS_INTN/ETH_MII_RXD3/ADC12_IN9 47 PB2/BOOT1 48 PF11/DCMI_D12 49 PF12/FSMC_A6 50 VSS 51 VDD 52 PF13/FSMC_A7 53 PF14/FSMC_A8 54 PF15/FSMC_A9 55 PG0/FSMC_A10 56 PG1/FSMC_A11 57 PE7/FSMC_D4/TIM1_ETR 58 PE8/FSMC_D5/TIM1_CH1N 59 PE9/FSMC_D6/TIM1_CH1 60 VSS 61 VDD 62 PE10/FSMC_D7/TIM1_CH2N 63 PE11/FSMC_D8/TIM1_CH2 64 PE12/FSMC_D9/TIM1_CH3N 65 PE13/FSMC_D10/TIM1_CH3 66 PE14/FSMC_D11/TIM1_CH4 67 PE15/FSMC_D12/TIM1_BKIN 68 PB10/SPI2_SCK/TIM2_CH3/U3_TX/I2C2_SCL/OTG_HS_ULPI_D3/I2S2_CK 69 PB11/TIM2_CH4/U3_RX/I2C2_SDA/HS_ULPI_D4/ETH_MII_TX_EN/ETH_RMII_TX_EN 70 Vcap_1 71 VDD 72 PB12/SPI2_NSS/TIM1_BKIN/U3_CK/CAN2_RX/I2C2_SMBA/OTG_HS_ULPI_D5/OTG_HS_ID/ETH_MII_TXD0/ETH_RMII_TXD0/I2S2_WS 73 PB13/SPI2_SCK/TIM1_CH1N/U3_CTS/CAN2_TX/OTG_HS_ULPI_D6/OTG_HS_VBUS/ETH_MII_TXD1/ETH_RMII_TXD1/I2S2_CK 74 PB14/SPI2_MISO/TIM1_CH2N/TIM8_CH2N/TIM12_CH1/U3_RTS/OTG_HS_DM/I2S2ext_SD 75 PB15/SPI2_MOSI/TIM1_CH3N/TIM8_CH3N/TIM12_CH2/OTG_HS_DP/I2S2_SD 76 PD8/FSMC_D13/U3_TX 77 PD9/FSMC_D14/U3_RX 78 PD10/FSMC_D15/U3_CK 79 PD11/FSMC_A16/FSMC_CLE/U3_CTS 80 PD12/FSMC_A17/FSMC_ALE/TIM4_CH1/U3_RTS 81 PD13/FSMC_A18/TIM4_CH2 82 VSS 83 VDD 84 PD14/FSMC_D0/TIM4_CH3 85 PD15/FSMC_D1/TIM4_CH4 86 PG2/FSMC_A12 87 PG3/FSMC_A13 88 PG4/FSMC_A14 89 PG5/FSMC_A15 90 PG6/FSMC_INT2 91 PG7/FSMC_INT3/U6_CK 92 PG8/U6_RTS/ETH_PPS_OUT 93 VSS 94 VDD 95 PC6/TIM3_CH1/TIM8_CH1/U6_TX/SDIO_D6/DCMI_D0/I2S2_MCK 96 PC7/TIM3_CH2/TIM8_CH2/U6_RX/SDIO_D7/DCMI_D1/I2S3_MCK 97 PC8/TIM3_CH3/TIM8_CH3/U6_CK/SDIO_D0/DCMI_D2 98 PC9/TIM3_CH4/TIM8_CH4/I2C3_SDA/SDIO_D1/DCMI_D3/MCO2/I2S_CKIN 99 PA8/TIM1_CH1/U1_CK/I2C3_SCL/MCO1/OTG_FS_SOF 100 PA9/TIM1_CH2/U1_TX/I2C3_SMBA/OTG_FS_VBUS/DCMI_D0 101 PA10/TIM1_CH3/U1_RX/OTG_FS_ID/DCMI_D1 102 PA11/TIM1_CH4/U1_CTS/CAN1_RX/OTG_FS_DM 103 PA12/TIM1_ETR/U1_RTS/CAN1_TX/OTG_FS_DP 104 PA13/JTMS_SWDIO 105 Vcap_2 106 VSS 107 VDD 108 PA14/JTCK_SWCLK 109 PA15/JTDI/SPI1_NSS/SPI3_NSS/TIM2_CH1_ETR/I2S3_WS 110 PC10/SPI3_SCK/U3_TX/U4_TX/SDIO_D2/DCMI_D8/I2S3_CK 111 PC11/SPI3_MISO/U3_RX/U4_RX/SDIO_D3/DCMI_D4/I2S3ext_SD 112 PC12/SPI3_MOSI/U3_CK/U5_TX/SDIO_CK/DCMI_D9/I2S3_SD 113 PD0/FSMC_D2/CAN1_RX 114 PD1/FSMC_D3/CAN1_TX 115 PD2/TIM3_ETR/U5_RX/SDIO_CMD/DCMI_D11 116 PD3/FSMC_CLK/U2_CTS 117 PD4/FSMC_NOE/U2_RTS 118 PD5/FSMC_NWE/U2_TX 119 VSS 120 VDD 121 PD6/FSMC_NWAIT/U2_RX 122 PD7/FSMC_NE1/FSMC_NCE2/U2_CK 123 PG9/FSMC_NE2/FSMC_NCE3/U6_RX 124 PG10/FSMC_NCE4_1/FSMC_NE3 125 PG11/FSMC_NCE4_2/ETH_MII_TX_EN/ETH_RMII_TX_EN 126 PG12/FSMC_NE4/U6_RTS 127 PG13/FSMC_A24/U6_CTS/ETH_MII_TXD0/ETH_RMII_TXD0 128 PG14/FSMC_A25/U6_TX/ETH_MII_TXD1/ETH_RMII_TXD1 129 VSS 130 VDD 131 PG15/U6_CTS/DCMI_D13 132 PB3/JTDO/TRACESWO/TIM2_CH2/SPI1_SCK/SPI3_SCK/I2S3_CK 133 PB4/JNTRST/TIM3_CH1/SPI1_MISO/SPI3_MISO/I2S3ext_SD 134 PB5/TIM3_CH2/SPI1_MOSI/SPI3_MOSI/CAN2_RX/I2C1_SMBA/OTG_HS_ULPI_D7/ETH_PPS_OUT/DCMI_D10/I2S3_SD 135 PB6/TIM4_CH1/U1_TX/CAN2_TX/I2C1_SCL/DCMI_D5 136 PB7/TIM4_CH2/U1_RX/FSMC_NL/I2C1_SDA/DCMI_VSYNC 137 BOOT0 138 PB8/TIM4_CH3/TIM10_CH1/CAN1_RX/SDIO_D4/ETH_MII_TXD3/I2C1_SCL/DCMI_D6 139 PB9/TIM4_CH4/TIM11_CH1/CAN1_TX/SDIO_D5/SPI2_NSS/I2C1_SDA/DCMI_D7/I2S2_WS 140 PE0/TIM4_ETR/FSMC_NBL0/DCMI_D2 141 PE1/FSMC_NBL1/DCMI_D3 142 PDR_ON 143 VDD 144 U1 STM32F407ZET6 RESET VBAT 225C5 225C6 GND 10R R2 106 C7 104 C8 VDDAVCC3.3 GND 0RR3 0RR4VCC3.3 VCC3.3 GND 8M Y2 1M R120P C3 20P C4 GND 6PC1 6PC2 GND PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA7 PA8 PA9 PA10 PA11 PA12 PA13 PA14 PA15 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 PD0 PD1 PD2 PD3 PD4 PD5 PD6 PD7 PD8 PD9 PD10 PD11 PD12 PD13 PD14 PD15 PE0 PE1 PE2 PE3 PE4 PE5 PE6 PE7 PE8 PE9 PE10 PE11 PE12 PE13 PE14 PE15 PF0 PF1 PF2 PF3 PF4 PF5 PF6 PF7 PF8 PF9 PF10 PF11 PF12 PF13 PF14 PF15 PG0 PG1 PG2 PG3 PG4 PG5 PG6 PG7 PG8 PG9 PG10 PG11 PG12 PG13 PG14 PG15 JTMS JTCK JTDI JTDO JTRST SDIO_D0 SDIO_D1 SDIO_D2 SDIO_D3 SDIO_CLK SDIO_CMD FSMC_D4 FSMC_D5 FSMC_D6 FSMC_D7 FSMC_D8 FSMC_D9 FSMC_D10 FSMC_D11 FSMC_D12 FSMC_A0 FSMC_A1 FSMC_A2 FSMC_A3 FSMC_A4 FSMC_A5 FSMC_A6 FSMC_A7 FSMC_A8 FSMC_A9 FSMC_A10 FSMC_A11 FSMC_A12 FSMC_A13 FSMC_A14 FSMC_A15 FSMC_D2 FSMC_D3 FSMC_D13 FSMC_D14 FSMC_D15 FSMC_A16 FSMC_A17 FSMC_A18 FSMC_D0 FSMC_D1 FSMC_NWE FSMC_NOE FSMC_NBL0 FSMC_NBL1 FSMC_NE3 FSMC_NE4 USART2_TX USART2_RX USART1_TX USART1_RX USART3_TX USART3_RX BOOT1 100K R9 100K R8 GND VCC3.3 BOOT0BOOT1 USB_D+ USB_D- SPI1_CLK SPI1_MISO SPI1_MOSI IIC_SCL IIC_SDAKEY0 KEY1 KEY2 KEY3 LED0 LED1 LED2 BEED 32.768K 1 4Y1 W25_CS BOOT0 485_RE VCC3.3 1 1 2 2 3 3 4 4 5 5 6 6 P1 Header 3*2 HS0038 JTAGBOOT T_PEN T_MOSI T_MISO T_CS LCD_BL 104 C11 104 C12 104 C13 GND VCC3.3 104 C10 104 C9 104 C14 DCMI_HREF DCMI_PCLK DCMI_XCLK DCMI_D5 DCMI_VSYNC DCMI_D0 DCMI_D1 DCMI_D2 DCMI_D3 DCMI_D4 DCMI_SCL DCMI_SDA DCMI_RESET DCMI_D6 DCMI_D7 RMII_TX_EN RMII_TXD0 RMII_TXD1 RMII_RXD0 RMII_RXD1 RMII_RX_DV RMII_MDC RMII_MDIO RMII_RX_CLK USART4_TX USART4_RX I2S_LRCK I2S_SCLK I2S_SDOUT I2S_SDIN I2S_MCLK WM_DAC I2S_SCK I2S_SDA DCMI_PWDN SPI2_CLK SPI2_MISO SPI2_MOSI VDDA RST STATE EN T_CLK U5_TX U5_RX U6_RX U6_TX 18B20 HS_DP HS_DM 复位按键接于 5向按键中间键 1 1 2 2 3 3 4 4 DD CC BB AA Title NumberRevisionSize A4 Date:2016-12-26Sheet of File:G:新板开发.407高配版2.SchDocDrawn By: VCC 1 D- 2 D+ 3 ID 4 VSS 5 J4 USB_M GND 1 OUT 2 IN 3 OUT 4 U4 ASM1117-3.3v 1 2 3 J2 DC-PWRCON GND 2 1 3 5 6 4 S2 SW-DPDT 1A F2 VCC5 104 C28 10uF 16V C27 GND VCC3.3 D6 510R R16 供电 GND GND 1A F1 BST 1 GND 2 FB 3 EN 4 SW 6 IN 5 U3 MP2359 103C18 4.7uF L1 104 C20 220uF 16V C21 100K R14 104 C22 106 C23 9.53K R13 49.9KR15 GND VCC5 VCC5 SS14 D4 SS14 D3 GND 5.0V D5 VCC 1 GND 2 P3 Header-2 GND CS 1 DO 2 WP 3 GND 4 DI 5 CLK 6 HOLD 7 VCC 8 64M bit U2 W25QXX GND VCC3.3 104 C19W25_CS SPI1_CLK SPI1_MOSI SPI1_MISO W25Q128 A0 1 A1 2 A2 3 VSS 4 SDA 5 SCL 6 WP 7 VCC 8 U5 AT24Cxx GND 104 C25 4.7KR17 4.7KR18 GND VCC3.3 VCC3.3 IIC_SCL IIC_SDA AT24C02 RO 1 RE 2 DE 3 DI 4 GND 5 A 6 B 7 VCC 8 U7 MAX485 GND 485_TX 485_RE 485_RX VCC3.3 104C29 GND 360R R19 120RR25 360RR20 RS485 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 U10 MAX232 104C40 104C42 104 C41 GND 104 C55 GND VCC3.3 104 C39 232_TX 232_RX 1 2 3 4 5 6 7 8 9 11 10 J6 D Connector 9 GND GND GND RS232 GND FSMC_NE4 FSMC_NWE RESET FSMC_D0 FSMC_D1FSMC_D2 FSMC_D3FSMC_D4 FSMC_D5FSMC_D6 FSMC_D7FSMC_D8 FSMC_D9FSMC_D10 FSMC_D11FSMC_D12 FSMC_D13FSMC_D14 FSMC_D15 LCD_BL GND T_MISO T_PEN T_CS FSMC_A12 FSMC_NOE 104 C24 104 C26 GND VCC5 T_MOSI T_CLK TFTLCD LCD_CS 2 RS 2 WR/CLK 5 RD 4 RST 1 D0 6 D1 7 D2 8 D3 9 D4 10 D5 11 D6 12 D7 13 D8 14 D9 15 D10 16 D11 17 D12 18 D13 19 D14 20 D15 21 GND 22 BL 23 VDD3.3 24 GND 25 BL_VDD 26 MISO 30 MOIS 29 T_PEN 27 NC 28 T_CS 31 CLK 32 J3 TFTLCD VCC3.3 A0 5 A1 4 A2 3 A3 2 A4 1 A5 44 A6 43 A7 42 A8 27 A9 26 A10 25 A11 24 A12 22 A13 21 A14 20 A15 19 A16 18 A17 23 A18 28 VDD 11 VDD 33 GND 12 GND 34 D0 7 D1 8 D2 9 D3 10 D4 13 D5 14 D6 15 D7 16 D8 29 D9 30 D10 31 D11 32 D12 35 D13 36 D14 37 D15 38 UB 40 LB 39 OE 41 WE 17 CE 6 U6 IS62WV51216 FSMC_A0 FSMC_A1 FSMC_A2 FSMC_A3 FSMC_A4 FSMC_A5 FSMC_A6 FSMC_A7 FSMC_A8 FSMC_A9 FSMC_A10 FSMC_A11 FSMC_A12 FSMC_A13 FSMC_A14 FSMC_A15 FSMC_A16 FSMC_A17 FSMC_A18 FSMC_D0 FSMC_D1 FSMC_D2 FSMC_D3 FSMC_D4 FSMC_D5 FSMC_D6 FSMC_D7 FSMC_D8 FSMC_D9 FSMC_D10 FSMC_D11 FSMC_D12 FSMC_D13 FSMC_D14 FSMC_D15 104 C37 104 C38 10K R39 GND VCC3.3 FSMC_NBL1 FSMC_NBL0 FSMC_NOE FSMC_NWE FSMC_NE3VCC3.3 SRAM 外部SRAM IS62WV51216 TX_CLK 1 TX_EN 2 TXD_0 3 TXD_1 4 TXD_2 5 TXD_3/SNI_MODE 6 PWR_DOWN/INT 7 TCK 8 TDO 9 TMS 10 TRST# 11 TDI 12 RD- 13 RD+ 14 AGND 15 TD- 16 TD+ 17 PFBIN1 18 AGND 19 RESERVED 20 RESERVED 21 AVDD33 22 PFBOUT 23 RBIAS 24 25MHz_OUT 25 LED_ACT/COL/AN_EN 26 LED_SPEED/AN1 27 LED_LINK/AN0 28 RESET_N 29 MDIO 30 MDC 31 IOVDD3 32 X2 33 X1 34 IOGND 35 DGND 36 PFBIN2 37 RX_CLK 38 RX_DV/MII_MODE 39 CRS/CRS_DV/LED_CFG 40 RX_ER/MDIX_EN 41 COL/PHYAD0 42 RXD_0/PHYAD1 43 RXD_1/PHYAD2 44 RXD_2/PHYAD3 45 RXD_3/PHYAD4 46 IOGND 47 IOVDD33 48 U8 DP83848IV D 1 GND 2 VCC 3 R 4 Vref 5 CanL 6 CanH 7 RS 8 U9 TJA1050 CAN1_TX CAN1_RX 104C36 VCC5 GND GND 120RR35 TD+ 1 TD- 2 RD+ 3 TCT 4 RCT 5 RD- 6 NC 7 CHS GND 8 LED(G)_A 9 LED(G)_K 10 LED(Y)_K 11 LED(Y)_A 12 SHILED 13 SHILED 14 J5 RJ45 106 C30 104 C31 104 C32 104 C33 106 C34 104 C35 10uH L2 VCC3.3VCC3.3E 470RR32 470RR31 ATCLED LINKLED VCC3.3E GND VCC3.3E 49.9RR21 49.9RR22 49.9RR23 49.9RR24 VCC3.3E 2.2K R36 2.2K R38 VCC3.3E 2.2KR41 2.2KR43 2.2KR44 VCC3.3 GND 104 C45 104 C46 104 C47 104 C48 104C49 106C50 VCC3.3 104 C52 104 C53 104 C54 106 C51 GND 4.87K R46 GND 33R R37 2.2KR45 2.2KR42 2.2K R40 VCC3.3 RESET RMII_MDC1 RMII_MDIO1 RMII_RX_DV1 33RR33 33RR34 RMII_RXD0 RMII_RXD1 33RR26 33RR27 33RR28 2.2KR29 2.2KR30 GND RMII_TX_EN RMII_TXD0 RMII_TXD1 100uH L3 106 C44 104 C43 GND in 1 g 2 g 3 out 4 Y3 RMII_RX_CLK1 USB_HS_DM USB_HS_DP VCC3.3 ATCLED LINKLED 网口-DP83848 GND CAN1 10R R59 10R R60 USB_HS_DM USB_HS_DP HS_DM HS_DP 1_L 1_H B A 1 1 2 2 3 3 4 4 5 5 6 6 DD CC BB AA Title NumberRevisionSize A4 Date:2016-12-26Sheet of File:G:新板开发.407高配版3.SchDocDrawn By: 1 2 3 P8 GND VCC3.3 18B20 DS18B20 1 1 2 2 3 3 P9 VCC3.3 GND 4.7K R47 VCC3.3 HS0038 HS0038 1 2 J7 BEEP 3 2 1 Q1 S8050 1K R48 10K R50 GND VCC3.3 BEED 蜂鸣器 47KR58 47KR57 47KR56 47KR51 47KR52 104C57 VCC3.3 SDIO_D2 SDIO_D3 SDIO_CMD SDIO_D1 SDIO_D0 SDIO_CLK GND GND TF卡槽 DAT2 1 CD/DAT3/CS 2 CMD/DI 3 VDD 4 CLK/SCLK 5 VSS 6 DAT0/DO 7 DAT1 8 Cd 9 GROUND 10 GROUND 11 GROUND 12 GROUND 13 J8 SDCARD-M 4.7K R49 12 34 56 78 910 1112 1314 1516 1718 P18 Header9*2 104 C59 VCC3.3 GND DCMI_VSYNC DCMI_HREF DCMI_RESET DCMI_D1DCMI_D2 DCMI_D3DCMI_D4 DCMI_D5DCMI_D6 DCMI_D7 DCMI_XCLKDCMI_PWDN DCMI_SCL DCMI_SDA DCMI_D0 DCMI_PCLK OV2640 1 2 3 4 P14 232_RX 232_TX 485_TX 485_RXUSART2_TX USART2_RX USART1_TX USART1_RX USART3_TX USART3_RX 串口1 1 2 3 4 P17 VCC3.3 GND GND KEY2 KEY3KEY0 510R R61 510R R62 A 1 K 2 D8 A 1 K 2 D9 LED0 LED1 A 1 K 2 D10 510R R65 LED2 KEY1 5向按键 串口5串口3串口4蓝牙WIFI模块 1 2 3 4 5 6 P16Header 6 1 2 3 4 5 5 6 6 7 7 8 8 P13 Header4*2 STATE USART3_TX USART3_RX GND VCC5 EN 蓝牙串口模块接口wifi串口模块接口 VCC3.3 RST CH_PDGPIO2 GPIO0 USART4_R