APM32F103VBT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "apm32f103vbt6",
  "title": "APM32F103VBT6",
  "brief": "Geehy Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "apm32f103vbt6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "APM32F103VBT6",
    "manufacturer": "Geehy",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756522512459149312",
    "parts": {
      "symbol": "apm32f103vbt6.kicad_sym",
      "footprint": "apm32f103vbt6.kicad_mod",
      "model_3d": "apm32f103vbt6-hero.glb",
      "model_3d_plain": "apm32f103vbt6-etched.glb",
      "model_3d_step": "apm32f103vbt6-etched.step",
      "model_3d_step_plain": "apm32f103vbt6.step",
      "lbr": "apm32f103vbt6.lbr"
    },
    "distributor_links": {
      "lcsc": "C393542"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T04:39:50Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "GPIO port E pin PE2, 5 V tolerant (FT); default function PE2, alternate function TRACECK for trace clock."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "GPIO port E pin PE3, 5 V tolerant (FT); default function PE3, alternate function TRACED0."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "GPIO port E pin PE4, 5 V tolerant (FT); default function PE4, alternate function TRACED1."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "GPIO port E pin PE5, 5 V tolerant (FT); default function PE5, alternate function TRACED2."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "GPIO port E pin PE6, 5 V tolerant (FT); default function PE6, alternate function TRACED3."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply for RTC, the external 32.768 kHz oscillator and backup registers when VDD is off; 1.6 V to 3.6 V per Table 15."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "PC13 I/O with TAMPER-RTC function; weak drive: only one of PC13-PC15 may be an output at a time, 2 MHz mode only, maximum 30 pF load, and it cannot source current such as driving an LED."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "PC14 I/O with OSC32_IN function (32.768 kHz oscillator input); weak drive: only one of PC13-PC15 may be an output at a time, 2 MHz mode only, maximum 30 pF load, and no current-source use."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "PC15 I/O with OSC32_OUT function (32.768 kHz oscillator output); weak drive: only one of PC13-PC15 may be an output at a time, 2 MHz mode only, maximum 30 pF load, and no current-source use."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain; must be connected to the board ground."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin, 2.0 V to 3.6 V; directly supplies the I/O and, through the voltage regulator, the core."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "HSE oscillator input for a 4-16 MHz crystal or ceramic resonator, with load capacitors placed close to the pins."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "HSE oscillator output for a 4-16 MHz crystal or ceramic resonator."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low reset pin; CMOS input with a permanent internal pull-up of 32-49 kOhm, VIL max 0.8 V, VIH min 2 V."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "GPIO port C pin PC0, alternate function ADC12_IN10 analog input."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "GPIO port C pin PC1, alternate function ADC12_IN11 analog input."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "GPIO port C pin PC2, alternate function ADC12_IN12 analog input."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "GPIO port C pin PC3, alternate function ADC12_IN13 analog input."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC, reset block, RC oscillators and PLL; must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "ADC negative reference voltage pin."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "ADC positive reference voltage; 2.4 V up to VDDA."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for the ADC, reset block, RC oscillators and PLL; 2.4 V to 3.6 V when ADC is used, 2 V to 3.6 V otherwise, and must be connected to VDD."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "GPIO port A pin PA0; default function PA0, alternate functions WKUP (wake-up), USART2_CTS, ADC12_IN0 and TMR2_CH1_ETR."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO port A pin PA1; alternate functions USART2_RTS, ADC12_IN1 and TMR2_CH2."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO port A pin PA2; alternate functions USART2_TX, ADC12_IN2 and TMR2_CH3."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO port A pin PA3; alternate functions USART2_RX, ADC12_IN3 and TMR2_CH4."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain; must be connected to the board ground."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin, 2.0 V to 3.6 V; directly supplies the I/O and, through the voltage regulator, the core."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO port A pin PA4; alternate functions SPI1_NSS, USART2_CK and ADC12_IN4."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO port A pin PA5; alternate functions SPI1_SCK and ADC12_IN5."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO port A pin PA6, 5 V tolerant (FT); alternate functions SPI1_MISO, ADC12_IN6, TMR3_CH1 and TMR1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO port A pin PA7, 5 V tolerant (FT); alternate functions SPI1_MOSI, ADC12_IN7, TMR3_CH2 and TMR1_CH1N."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "GPIO port C pin PC4, alternate function ADC12_IN14 analog input."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "GPIO port C pin PC5, alternate function ADC12_IN15 analog input."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO port B pin PB0; alternate functions ADC12_IN8, TMR3_CH3 and TMR1_CH2N."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO port B pin PB1; alternate functions ADC12_IN9, TMR3_CH4 and TMR1_CH3N."
      },
      {
        "number": "37",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "GPIO port B pin PB2, 5 V tolerant (FT); also used as BOOT1 boot-mode configuration."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "GPIO port E pin PE7, 5 V tolerant (FT); alternate function TMR1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "GPIO port E pin PE8, 5 V tolerant (FT); alternate function TMR1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "GPIO port E pin PE9, 5 V tolerant (FT); alternate function TMR1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "GPIO port E pin PE10, 5 V tolerant (FT); alternate function TMR1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "GPIO port E pin PE11, 5 V tolerant (FT); alternate function TMR1_CH2."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "GPIO port E pin PE12, 5 V tolerant (FT); alternate function TMR1_CH3N."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "GPIO port E pin PE13, 5 V tolerant (FT); alternate function TMR1_CH3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "GPIO port E pin PE14, 5 V tolerant (FT); alternate function TMR1_CH4."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "GPIO port E pin PE15, 5 V tolerant (FT); alternate function TMR1_BKIN."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO port B pin PB10, 5 V tolerant (FT); alternate functions I2C2_SCL, I2C4_SCL, USART3_TX and TMR2_CH3."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO port B pin PB11, 5 V tolerant (FT); alternate functions I2C2_SDA, I2C4_SDA, USART3_RX and TMR2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain; must be connected to the board ground."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin, 2.0 V to 3.6 V; directly supplies the I/O and, through the voltage regulator, the core."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO port B pin PB12, 5 V tolerant (FT); alternate functions SPI2_NSS, I2C2_SMBAI, USART3_CK and TMR1_BKIN."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO port B pin PB13, 5 V tolerant (FT); alternate functions SPI2_SCK, USART3_CTS, TMR1_CH1N and QSPI_IO0."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO port B pin PB14, 5 V tolerant (FT); alternate functions SPI2_MISO, USART3_RTS, TMR1_CH2N and QSPI_IO1."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO port B pin PB15, 5 V tolerant (FT); alternate functions SPI2_MOSI, TMR1_CH3N and QSPI_IO2."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "GPIO port D pin PD8, 5 V tolerant (FT); alternate functions QSPI_IO3 and USART3_TX."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "GPIO port D pin PD9, 5 V tolerant (FT); alternate function USART3_RX."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "GPIO port D pin PD10, 5 V tolerant (FT); alternate functions QSPI_CLK and USART3_CK."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "GPIO port D pin PD11, 5 V tolerant (FT); alternate function USART3_CTS."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "GPIO port D pin PD12, 5 V tolerant (FT); alternate functions QSPI_SS_N, TMR4_CH1 and USART3_RTS."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "GPIO port D pin PD13, 5 V tolerant (FT); alternate function TMR4_CH2."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "GPIO port D pin PD14, 5 V tolerant (FT); alternate function TMR4_CH3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "GPIO port D pin PD15, 5 V tolerant (FT); alternate function TMR4_CH4."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "GPIO port C pin PC6, 5 V tolerant (FT); alternate function TMR3_CH1."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "GPIO port C pin PC7, 5 V tolerant (FT); alternate function TMR3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "GPIO port C pin PC8, 5 V tolerant (FT); alternate function TMR3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "GPIO port C pin PC9, 5 V tolerant (FT); alternate function TMR3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO port A pin PA8, 5 V tolerant (FT); alternate functions USART1_CK, TMR1_CH1 and MCO (microcontroller clock output)."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO port A pin PA9, 5 V tolerant (FT); alternate functions USART1_TX and TMR1_CH2."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO port A pin PA10, 5 V tolerant (FT); alternate functions USART1_RX and TMR1_CH3."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO port A pin PA11, 5 V tolerant (FT); alternate functions USART1_CTS, USBD1DM, USBD2DM, CAN_RX and TMR1_CH4; used by USBD when USB is enabled."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO port A pin PA12, 5 V tolerant (FT); alternate functions USART1_RTS, USBD1DP, USBD2DP, CAN_TX and TMR1_ETR; used by USBD when USB is enabled."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO port A pin PA13, 5 V tolerant (FT); default function JTMS/SWDIO (JTAG/SWD debug data line)."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected (未连接) on the LQFP100 package."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain; must be connected to the board ground."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin, 2.0 V to 3.6 V; directly supplies the I/O and, through the voltage regulator, the core."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO port A pin PA14, 5 V tolerant (FT); default function JTCK/SWCLK (JTAG/SWD clock)."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO port A pin PA15, 5 V tolerant (FT); default function JTDI, alternate functions TMR2_CH1_ETR and SPI1_NSS."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "GPIO port C pin PC10, 5 V tolerant (FT); alternate function USART3_TX."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "GPIO port C pin PC11, 5 V tolerant (FT); alternate function USART3_RX."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "GPIO port C pin PC12, 5 V tolerant (FT); alternate function USART3_CK."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "GPIO port D pin PD0, 5 V tolerant (FT); on LQFP100 PD0 is an inherent functional pin (not OSC_IN); alternate function CAN_RX."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "GPIO port D pin PD1, 5 V tolerant (FT); on LQFP100 PD1 is an inherent functional pin (not OSC_OUT); alternate function CAN_TX."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "GPIO port D pin PD2, 5 V tolerant (FT); alternate function TMR3_ETR."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "GPIO port D pin PD3, 5 V tolerant (FT); alternate function USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "GPIO port D pin PD4, 5 V tolerant (FT); alternate function USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "GPIO port D pin PD5, 5 V tolerant (FT); alternate function USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "GPIO port D pin PD6, 5 V tolerant (FT); alternate function USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "GPIO port D pin PD7, 5 V tolerant (FT); alternate function USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO port B pin PB3, 5 V tolerant (FT); default function JTDO, alternate functions TRACESWO, TMR2_CH2 and SPI1_SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO port B pin PB4, 5 V tolerant (FT); default function NJTRST, alternate functions TMR3_CH1 and SPI1_MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO port B pin PB5 (not marked 5 V tolerant in Table 8); alternate functions I2C1_SMBAI, TMR3_CH2 and SPI1_MOSI."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO port B pin PB6, 5 V tolerant (FT); alternate functions I2C1_SCL, I2C3_SCL, TMR4_CH1 and USART1_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO port B pin PB7, 5 V tolerant (FT); alternate functions I2C1_SDA, I2C3_SDA, TMR4_CH2 and USART1_RX."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input sampled at startup to choose user flash, system memory or internal SRAM boot."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO port B pin PB8, 5 V tolerant (FT); alternate functions TMR4_CH3, I2C1_SCL, I2C3_SCL and CAN_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO port B pin PB9, 5 V tolerant (FT); alternate functions TMR4_CH4, I2C1_SDA, I2C3_SDA and CAN_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "GPIO port E pin PE0, 5 V tolerant (FT); alternate function TMR4_ETR."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "GPIO port E pin PE1, 5 V tolerant (FT); no alternate function listed in Table 8."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain; must be connected to the board ground."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin, 2.0 V to 3.6 V; directly supplies the I/O and, through the voltage regulator, the core."
      }
    ],
    "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": [
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