APM32F103VCT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "apm32f103vct6",
  "title": "APM32F103VCT6",
  "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",
    "apm32f103vct6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "APM32F103VCT6",
    "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/8588886818490363904",
    "parts": {
      "symbol": "apm32f103vct6.kicad_sym",
      "footprint": "apm32f103vct6.kicad_mod",
      "model_3d": "apm32f103vct6-hero.glb",
      "model_3d_plain": "apm32f103vct6-etched.glb",
      "model_3d_step": "apm32f103vct6-etched.step",
      "model_3d_step_plain": "apm32f103vct6.step",
      "lbr": "apm32f103vct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C526182"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:49:13Z",
      "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": "Port E general-purpose I/O, FT (5 V tolerant); alternate functions TRACECK/EMMC_A23."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "Port E general-purpose I/O, FT (5 V tolerant); alternate functions TRACED0/EMMC_A19."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "Port E general-purpose I/O, FT (5 V tolerant); alternate functions TRACED1/EMMC_A20."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "Port E general-purpose I/O, FT (5 V tolerant); alternate functions TRACED2/EMMC_A21."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "Port E general-purpose I/O, FT (5 V tolerant); alternate functions TRACED3/EMMC_A22."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup power supply for the RTC, 32 kHz oscillator and backup registers, 1.8 V to 3.6 V."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with TAMPER-RTC function; as a GPIO it is limited to 3 mA, 2 MHz, 30 pF load per footnote 4."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) that serves as the 32.768 kHz LSE oscillator input OSC32_IN; same load limits as PC13 per footnote 4."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) that serves as the 32.768 kHz LSE oscillator output OSC32_OUT; same load limits as PC13 per footnote 4."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Digital ground for the MCU; 0 V reference."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply for I/O and internal regulator, 2 V to 3.6 V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "HSE crystal/resonator oscillator input, 4 MHz to 16 MHz."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "HSE crystal/resonator oscillator output, 4 MHz to 16 MHz."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low reset pin with internal pull-up (RPU 30 to 53 kΩ); VIL max 0.8 V and VIH min 2 V."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with ADC123_IN10 analog input."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with ADC123_IN11 analog input."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with ADC123_IN12 analog input."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with ADC123_IN13 analog input."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC, DAC and reference circuits."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "ADC/DAC reference ground pin."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "ADC/DAC positive reference input, 2.4 V to VDDA."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for ADC, DAC, RC oscillators and PLL, 2.0 V to 3.6 V; the ADC requires 2.4 V to 3.6 V."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "Port A I/O with WKUP wake-up function; alternates USART2_CTS, ADC123_IN0, TMR2_CH1_ETR, TMR5_CH1 and TMR_ETR."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Port A I/O; alternates USART2_RTS, ADC123_IN1, TMR2_CH2 and TMR5_CH2."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Port A I/O; alternates USART2_TX, ADC123_IN2, TMR5_CH3 and TMR2_CH3."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Port A I/O; alternates USART2_RX, ADC12_IN3, TMR5_CH4 and TMR2_CH4."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Digital ground for the MCU; 0 V reference."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply for I/O and internal regulator, 2 V to 3.6 V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A I/O; alternates SPI1_NSS, USART2_CK, DAC_OUT1 and ADC12_IN4."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Port A I/O; alternates SPI1_SCK, ADC12_IN5 and DAC_OUT1 as printed in the datasheet table."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Port A I/O; alternates SPI1_MISO, ADC12_IN6, TMR8_BKIN, TMR3_CH1 and TMR1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Port A I/O; alternates SPI1_MOSI, ADC12_IN7, TMR8_CH1N, TMR3_CH2 and TMR1_CH1N."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with ADC12_IN14 analog input."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Port C I/O (not FT) with ADC12_IN15 analog input."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Port B I/O (not FT); alternates ADC12_IN8, TMR8_CH2N, TMR3_CH3 and TMR1_CH2N."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B I/O (not FT); alternates ADC12_IN9, TMR8_CH3N, TMR3_CH4 and TMR1_CH3N."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); also used as BOOT1."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D4 and TMR1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D5 and TMR1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D6 and TMR1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D7 and TMR1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D8 and TMR1_CH2."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D9 and TMR1_CH3N."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D10 and TMR1_CH3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D11 and TMR1_CH4."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates EMMC_D12 and TMR1_BKIN."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates I2C2_SCL, I2C4_SCL, USART3_TX and TMR2_CH3."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates I2C2_SDA, I2C4_SDA, USART3_RX and TMR2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground for the MCU; 0 V reference."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply for I/O and internal regulator, 2 V to 3.6 V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates SPI2_NSS, I2C2_SMBAI, USART3_CK, I2S2_WS and TMR1_BKIN."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates SPI2_SCK, I2S2_CK, USART3_CTS and TMR1_CH1N."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates SPI2_MISO, TMR1_CH2N and USART3_RTS."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates SPI2_MOSI, I2S2_SD and TMR1_CH3N."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D13 and USART3_TX."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D14 and USART3_RX."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D15 and USART3_CK."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_A16/EMMC_BANK0 and USART3_CTS."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_A17/EMMC_BANK1, TMR4_CH1 and USART3_RTS."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_A18 and TMR4_CH2."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D0 and TMR4_CH3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D1 and TMR4_CH4."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates I2S2_MCK, TMR8_CH1, SDIO_D6 and TMR3_CH1."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates TMR8_CH2, SDIO_D7 and TMR3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates TMR8_CH3, SDIO_D0 and TMR3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates TMR8_CH4, SDIO_D1 and TMR3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternates USART1_CK, TMR1_CH1 and MCO."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternates USART1_TX and TMR1_CH2."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternates USART1_RX and TMR1_CH3."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternates USART1_CTS, USBDDM/USBD2DM, CAN_RX and TMR1_CH4."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternates USART1_RTS, USBDDP/USBD2DP, CAN_TX and TMR1_ETR."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternate function JTMS/SWDIO (SWJ debug)."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected on the LQFP100 package."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground for the MCU; 0 V reference."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply for I/O and internal regulator, 2 V to 3.6 V."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternate function JTCK/SWCLK (SWJ debug)."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "Port A I/O, FT (5 V tolerant); alternates JTDI, SPI3_NSS, TMR2_CH1_ETR and SPI1_NSS."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates UART4_TX, SDIO_D2 and USART3_TX."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates UART4_RX, SDIO_D3 and USART3_RX."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "Port C I/O, FT (5 V tolerant); alternates UART5_TX, SDIO_CK and USART3_CK."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D2 and CAN_RX, and is a general I/O at up to 50 MHz on LQFP100."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_D3 and CAN_TX, and is a general I/O at up to 50 MHz on LQFP100."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates TMR3_ETR, UART5_RX and SDIO_CMD."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_CLK and USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_NOE and USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_NWE and USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_NWAIT and USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "Port D I/O, FT (5 V tolerant); alternates EMMC_NE1/NCE2 and USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates JTDO, SPI3_SCK, TRACESWO, TMR2_CH2 and SPI1_SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates NJTRST, SPI3_MISO, TMR3_CH1 and SPI1_MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Port B I/O (not FT); alternates I2C1_SMBAI, TIM4_CH1, TMR3_CH2 and SPI1_MOSI."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates I2C1_SCL, I2C3_SCL, TMR4_CH1 and USART1_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates I2C1_SDA, I2C3_SDA, TMR4_CH2, EMMC_NADV and USART1_RX."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input that selects the boot memory at startup."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates TMR4_CH3, SDIO_D4, I2C1_SCL, I2C3_SCL and CAN_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "Port B I/O, FT (5 V tolerant); alternates TMR4_CH4, SDIO_D5, I2C1_SDA, I2C3_SDA and CAN_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternates TMR4_ETR and EMMC_NBL0."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "Port E I/O, FT (5 V tolerant); alternate function EMMC_NBL1."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground for the MCU; 0 V reference."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply for I/O and internal regulator, 2 V 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",
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