AT32F407VGT7

{
  "slug": "at32f407vgt7",
  "version": "0.1.0",
  "type": "component",
  "description": "ARTERY Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "at32f407vgt7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at32f407vgt7.kicad_sym",
    "at32f407vgt7.kicad_mod",
    "at32f407vgt7.glb",
    "at32f407vgt7.step",
    "at32f407vgt7.lbr",
    "docs/hero.png",
    "docs/at32f407vgt7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at32f407vgt7-hero.glb",
    "at32f407vgt7-hero.overlay.json",
    "at32f407vgt7-etched.glb"
  ],
  "component": {
    "mpn": "AT32F407VGT7",
    "manufacturer": "ARTERY",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896242268692480",
    "parts": {
      "symbol": "at32f407vgt7.kicad_sym",
      "footprint": "at32f407vgt7.kicad_mod",
      "model_3d": "at32f407vgt7-hero.glb",
      "model_3d_plain": "at32f407vgt7-etched.glb",
      "model_3d_step": "at32f407vgt7-etched.step",
      "model_3d_step_plain": "at32f407vgt7.step",
      "lbr": "at32f407vgt7.lbr"
    },
    "distributor_links": {
      "lcsc": "C528446"
    },
    "distributor_check": {
      "checked_at": "2026-10-17T22:00:29Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE2, alternates SPI4_SCK/I2S4_CK, XMC_A23 and TRACECK."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE3, alternates XMC_A19 and TRACED0."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE4, alternates SPI4_NSS/I2S4_WS, XMC_A20 and TRACED1."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE5, alternates SPI4_MISO, XMC_A21, TRACED2, with remap TMR9_CH1."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE6, alternates SPI4_MOSI/I2S4_SD, XMC_A22 and TRACED3, with remap TMR9_CH2."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply 1.8-3.6 V that powers the RTC, the external 32 kHz oscillator and the backup registers when VDD is off."
      },
      {
        "number": "7",
        "name": "PC13/TAMPER-RTC",
        "type": "bidirectional",
        "description": "Standard-level (TC) I/O powered through the power switch limited to 3 mA; as an output it is limited to medium drive, 30 pF maximum load and cannot source current such as an LED; alternate function TAMPER-RTC."
      },
      {
        "number": "8",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "Standard-level (TC) I/O powered through the power switch limited to 3 mA with the same output restrictions; alternate function OSC32_IN for the 32.768 kHz crystal."
      },
      {
        "number": "9",
        "name": "PC15/OSC32_OUT",
        "type": "bidirectional",
        "description": "Standard-level (TC) I/O powered through the power switch limited to 3 mA with the same output restrictions; alternate function OSC32_OUT for the 32.768 kHz crystal."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin that must be connected to the external supply system within the allowed range."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin for the I/O pins and internal regulator, specified at VDD = 2.6 to 3.6 V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "HSE oscillator input for a 4-25 MHz crystal or resonator (or external clock input)."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "HSE oscillator output for a 4-25 MHz crystal or resonator."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low reset pin with a non-disconnectable pull-up RPU of 30-50 kΩ; VIL max 0.8 V and VIH min 2 V."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN10 and SDIO2_D0."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN11, SDIO2_D1 and ETH_MDC."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN12, SDIO2_D2, ETH_MII_TXD2, with remap UART8_TX and XMC_NWE."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN13, SDIO2_D3, XMC_A0, ETH_MII_TX_CLK, with remap UART8_RX."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC and DAC, which must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative reference voltage input for the ADC and DAC, referenced to VSSA where connected internally per package."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive reference voltage for the ADC and DAC, between 2.6 V and VDDA."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for the ADC and DAC specified at 2.6-3.6 V that must be the same as VDD (max 300 mV difference)."
      },
      {
        "number": "23",
        "name": "PA0/WKUP",
        "type": "bidirectional",
        "description": "Standard-level (TC) GPIO; default PA0, with WKUP wake-up input and ADC123_IN0 plus timer and USART alternates; remap UART4_TX."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN1, USART2_RTS, ETH_MII_RX_CLK, TMR2_CH2 and TMR5_CH2, with remap UART4_RX."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN2, USART2_TX, ETH_MDIO, TMR2_CH3, TMR5_CH3 and TMR9_CH1, with remap SDIO2_CK and XMC_D4."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC123_IN3, USART2_RX, ETH_MII_COL, TMR2_CH4, TMR5_CH4 and TMR9_CH2, with remap I2S2_MCK, SDIO2_CMD and XMC_D5."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin that must be connected to the external supply system within the allowed range."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin for the I/O pins and internal regulator, specified at VDD = 2.6 to 3.6 V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates DAC_OUT1, ADC12_IN4, USART2_CK, SPI1_NSS/I2S1_WS and SDIO2_D4, with remap USART6_TX, SPI3_NSS/I2S3_WS, SDIO2_D0 and XMC_D6."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates DAC_OUT2, ADC12_IN5, SPI1_SCK/I2S1_CK and SDIO2_D5, with remap USART6_RX, SDIO2_D1 and XMC_D7."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC12_IN6, SPI1_MISO, SDIO2_D6, TMR3_CH1, TMR8_BKIN and TMR13_CH1, with remap I2S2_MCK, SDIO2_D2 and TMR1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC12_IN7, SPI1_MOSI/I2S1_SD, SDIO2_D7, ETH_MII_RX_DV, TMR3_CH2, TMR8_CH1N and TMR14_CH1, with remap SDIO2_D3 and TMR1_CH1N."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC12_IN14, SDIO2_CK, XMC_NE4 and ETH_MII_RXD0."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC12_IN15, SDIO2_CMD and ETH_MII_RXD1, with remap XMC_NOE."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC12_IN8, I2S1_MCK, ETH_MII_RXD2, TMR3_CH3 and TMR8_CH2N, with remap TMR1_CH2N."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) GPIO; when used as analog it must stay below VDD + 0.3 V; alternates ADC12_IN9, SPIM_SCK, ETH_MII_RXD3, TMR3_CH4 and TMR8_CH3N, with remap TMR1_CH3N."
      },
      {
        "number": "37",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB2, also used as the BOOT1 boot-mode pin."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE7, alternates UART7_RX and XMC_D4, with remap TMR1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE8, alternates UART7_TX and XMC_D5, with remap TMR1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE9, alternate XMC_D6, with remap TMR1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE10, alternate XMC_D7, with remap TMR1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE11, alternates XMC_D8, SPI4_SCK/I2S4_CK and TMR1_CH2 as listed in the table."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE12, alternates XMC_D9, SPI4_NSS/I2S4_WS and TMR1_CH3N as listed in the table."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE13, alternates XMC_D10, SPI4_MISO and TMR1_CH3 as listed in the table."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE14, alternates XMC_D11, SPI4_MOSI/I2S4_SD and TMR1_CH4 as listed in the table."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE15, alternates XMC_D12 and TMR1_BKIN as listed in the table."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB10, alternates USART3_TX, I2C2_SCL and ETH_MII_RX_ER, with remap I2S3_MCK, SPIM_IO0 and TMR2_CH3."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB11, alternates USART3_RX, I2C2_SDA, ETH_MII_TX_EN and ETH_RMII_TX_EN, with remap SPIM_IO1 and TMR2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin that must be connected to the external supply system within the allowed range."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin for the I/O pins and internal regulator, specified at VDD = 2.6 to 3.6 V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB12, alternates USART3_CK, CAN2_RX, I2C2_SMBA, SPI2_NSS/I2S2_WS, ETH_MII_TXD0 and TMR1_BKIN, with remap XMC_D13."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB13, alternates USART3_CTS, CAN2_TX, SPI2_SCK/I2S2_CK, ETH_MII_TXD1 and TMR1_CH1N."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB14, alternates USART3_RTS, SPI2_MISO, I2S2ext_SD and TMR1_CH2N, with remap TMR12_CH1 and XMC_D0."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB15, alternates SPI2_MOSI/I2S2_SD and TMR1_CH3N, with remap TMR12_CH2."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD8, alternates XMC_D13, USART3_TX, ETH_MII_RX_DV and ETH_RMII_CRS_DV as listed in the table."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD9, alternates XMC_D14, USART3_RX, ETH_MII_RXD0 and ETH_RMII_RXD0 as listed in the table."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD10, alternates XMC_D15, USART3_CK, ETH_MII_RXD1 and ETH_RMII_RXD1 as listed in the table."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD11, alternates XMC_A16, USART3_CTS and ETH_MII_RXD2 as listed in the table."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD12, alternates XMC_A17, USART3_RTS, ETH_MII_RXD3 and TMR4_CH1 as listed in the table."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD13, alternates XMC_A18 and TMR4_CH2 as listed in the table."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD14, alternates XMC_D0 and TMR4_CH3 as listed in the table."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD15, alternates XMC_D1 and TMR4_CH4 as listed in the table."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC6, alternates USART6_TX, I2S2_MCK and SDIO1_D6, TMR8_CH1, with remap XMC_D1 and TMR3_CH1."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC7, alternates USART6_RX, I2S3_MCK, SDIO1_D7 and TMR8_CH2, with remap TMR3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC8, alternates USART6_CK, I2S4_MCK, SDIO1_D0 and TMR8_CH3, with remap TMR3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC9, alternates I2C3_SDA, SDIO1_D1 and TMR8_CH4, with remap TMR3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PA8, alternates CLKOUT, USART1_CK, I2C3_SCL, USB_SOF, SPIM_NSS and TMR1_CH1."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PA9, alternates USART1_TX, I2C3_SMBA and TMR1_CH2; this is the USART1 bootloader TX pin."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PA10, alternates USART1_RX and TMR1_CH3, with remap I2S4_MCK; this is the USART1 bootloader RX pin."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "Standard-level (TC) GPIO; default function is USB_DM with alternates USART1_CTS, CAN1_RX, SPIM_IO0 and TMR1_CH4."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "Standard-level (TC) GPIO; default function is USB_DP with alternates USART1_RTS, CAN1_TX, SPIM_IO1 and TMR1_ETR."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function is the JTMS-SWDIO debug pin."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Pin marked 未连接 (not connected) in the datasheet pin table."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin that must be connected to the external supply system within the allowed range."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin for the I/O pins and internal regulator, specified at VDD = 2.6 to 3.6 V."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function is the JTCK-SWCLK debug pin."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function is the JTDI debug pin, with alternates SPI3_NSS/I2S3_WS and remap PA15, SPI1_NSS/I2S1_WS, TMR2_CH1 and TMR2_ETR."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC10, alternates UART4_TX and SDIO1_D2, with remap USART3_TX, SPI3_SCK and I2S3_CK."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC11, alternates UART4_RX and SDIO1_D3, with remap USART3_RX, SPI3_MISO, I2S3ext_SD and XMC_D2."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PC12, alternates UART5_TX and SDIO1_CK, with remap USART3_CK, SPI3_MOSI, I2S3_SD and XMC_D3."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD0, alternates XMC_D2 and CAN1_RX."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD1, alternates XMC_D3 and CAN1_TX."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD2, alternates UART5_RX, SDIO1_CMD and TMR3_ETR, with remap XMC_NWE."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD3, alternates XMC_CLK and USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD4, alternates XMC_NOE and USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD5, alternates XMC_NWE and USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD6, alternates XMC_NWAIT and USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PD7, alternates XMC_NE1/XMC_NCE2 and USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function is the JTDO debug pin, with alternates SPI3_SCK/I2S3_CK and remap PB3, UART7_RX, SPI1_SCK, I2S1_CK, TRACESWO and TMR2_CH2."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function is the NJTRST debug pin, with alternates SPI3_MISO/I2S3ext_SD and remap PB4, SPI1_MISO, I2C3_SDA, UART7_TX and TMR3_CH1."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB5, alternates SPI3_MOSI/I2S3_SD, I2C1_SMBA and ETH_PPS_OUT, with remap SPI1_MOSI, I2S1_SD, CAN2_RX and TMR3_CH2."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB6, alternates I2C1_SCL, SPIM_IO3 and TMR4_CH1, with remap USART1_TX, I2S1_MCK, SPI4_NSS/I2S4_WS and CAN2_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB7, alternates I2C1_SDA, XMC_NADV, SPIM_IO2 and TMR4_CH2, with remap USART1_RX, SPI4_SCK/I2S4_CK."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode select input; its weak pull-down (RPD 60-100 kΩ) cannot be disabled."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB8, alternates SDIO1_D4, ETH_MII_TXD3, TMR4_CH3 and TMR10_CH1, with remap UART5_RX, SPI4_MISO, I2C1_SCL and CAN1_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PB9, alternates SDIO1_D5, TMR4_CH4 and TMR11_CH1, with remap UART5_TX, SPI4_MOSI, I2S4_SD, I2C1_SDA and CAN1_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE0, alternates UART8_RX, XMC_NBL0 and TMR4_ETR as listed in the table."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) GPIO; default function PE1, alternates UART8_TX and XMC_NBL1 as listed in the table."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin that must be connected to the external supply system within the allowed range."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin for the I/O pins and internal regulator, specified at VDD = 2.6 to 3.6 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin numbers and names were taken from Table 6 (LQFP100 columns), not from the pin diagram in Figure ; Table 6 lists NRST as type I/O; it is recorded here as bidirectional. KiCad may classify it as input; Pin 73 is printed as 未连接 (not connected) in the table and is recorded as NC / unconnected."
        ],
        "pages_sent": 75,
        "cost_usd": 0.3367,
        "at": "2026-10-17T21:58:23"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588896242268692480",
        "pages": 94,
        "sha256": "6b3438d4cf1137ac",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 100,
        "described": 100,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "at32f407vgt7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at32f407vgt7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          16.0,
          16.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "afe5157db7473ca1845ced1caa9db38bae52025ef2574ae2e2aa41903336bac0",
        "checked": "2026-10-17",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}