APM32E103VCT6

{
  "slug": "apm32e103vct6",
  "version": "0.1.1",
  "type": "component",
  "description": "Geehy Microcontroller Units (MCUs/MPUs/SOCs), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "apm32e103vct6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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  "files": [
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  "component": {
    "mpn": "APM32E103VCT6",
    "manufacturer": "Geehy",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/874395ef6223e33f55636f99fc9456b1.pdf",
    "parts": {
      "symbol": "apm32e103vct6.kicad_sym",
      "footprint": "apm32e103vct6.kicad_mod",
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      "model_3d_step": "apm32e103vct6-etched.step",
      "model_3d_step_plain": "apm32e103vct6.step",
      "lbr": "apm32e103vct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C3024253"
    },
    "distributor_check": {
      "checked_at": "2026-11-05T15:37:24Z",
      "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": "5V tolerant I/O (5T) with default functions TRACECK and SMC_A23."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TRACED0, SMC_A19 and DMC_DQ4."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TRACED1 and SMC_A20."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TRACED2, SMC_A21 and DMC_DQ5."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TRACED3, SMC_A22 and DMC_DQ6."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup domain supply, 1.8V to 3.6V, powers RTC, external 32KHz oscillator and backup registers when VDD is off."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "Standard I/O on the power switch with sink current limited to 3mA; as output it runs only at 2MHz with max 30pF load and cannot source current such as an LED."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Standard I/O on the power switch limited to 3mA; default function OSC32_IN for the 32.768KHz oscillator, with the same output limits as PC13."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Standard I/O on the power switch limited to 3mA; default function OSC32_OUT for the 32.768KHz oscillator, with the same output limits as PC13."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Digital ground pin, connect to VSS."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin, 2.0V to 3.6V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "HSE oscillator input for a 4 to 16MHz crystal or ceramic resonator."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "HSE oscillator output for a 4 to 16MHz crystal or ceramic resonator."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Reset pin with built-in weak pull-up of 30 to 50 kOhm; VIL max 0.8V and VIH min 2V."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default function ADC123_IN10."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default function ADC123_IN11."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default function ADC123_IN12."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default function ADC123_IN13."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground, must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative reference voltage pin for ADC and DAC; no further limits are stated in the supplied text."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive reference voltage pin for ADC and DAC, connected as shown in the power scheme figure."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply 2.0V to 3.6V; must be at least 2.4V when ADC or DAC is used."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default functions WKUP, USART2_CTS, ADC123_IN0, TMR2_CH1_ETR, TMR5_CH1 and TMR8_ETR."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default functions USART2_RTS, ADC123_IN1, TMR5_CH2 and TMR2_CH2."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default functions USART2_TX, TMR5_CH3, ADC123_IN2 and TMR2_CH3."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Standard analog I/O (STDA) with default functions USART2_RX, TMR5_CH4 and ADC123_IN3."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Digital ground pin, connect to VSS."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin, 2.0V to 3.6V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "37",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "Port E I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground pin, connect to VSS."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin, 2.0V to 3.6V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "Port B I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "Port D I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected pin on the LQFP100 package."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground pin, connect to VSS."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin, 2.0V to 3.6V."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "Port A I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "Port C I/O pin; default alternate functions are on datasheet pages not supplied."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_D2 and CAN_RX; output mode limited to 50MHz."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_D3 and CAN_TX; output mode limited to 50MHz."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TMR3_ETR, UART5_RX, SDIO_CMD and DMC_DQ10."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_CLK and DMC_DQ11; remap USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_NOE and DMC_DQ12; remap USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_NWE and DMC_DQ13; remap USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_NWAIT and DMC_DQ14; remap USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SMC_NE1 and SMC_NCE2; remap USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SPI3_SCK, I2S3_CK and JTDO; remap PB3, TRACESWO, TMR2_CH2 and SPI1_SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions SPI3_MISO and NJTRST; remap PB4, TMR3_CH1 and SPI1_MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Standard I/O (STD) with default functions I2C1_SMBAI, SPI3_MOSI and I2S3_SD; remap TMR3_CH2, SPI1_MOSI and CAN2_RX."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions I2C1_SCL, I2C3_SCL and TMR4_CH1; remap USART1_TX and CAN2_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions I2C1_SDA, I2C3_SDA, SMC_NADV and TMR4_CH2; remap USART1_RX."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot pin whose level selects main Flash, BootLoader or built-in SRAM boot mode at startup."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TMR4_CH3 and SDIO_D4; remap I2C1_SCL, I2C3_SCL and CAN1_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TMR4_CH4 and SDIO_D5; remap I2C1_SDA, I2C3_SDA and CAN1_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default functions TMR4_ETR and SMC_NBL0."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5V tolerant I/O (5T) with default function SMC_NBL1."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground pin, connect to VSS."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin, 2.0V to 3.6V."
      }
    ],
    "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: Datasheet pages 14-17 (pin table rows for the PA4 to PD0 region) are missing from the supplied text.; The datasheet gives no per-pin electrical limits for individual I/O pins. Only general I/O levels (T; Pin 73 is printed as NC on the LQFP100 diagram and is treated as unconnected. Pin types for the port",
          "8/100 pins cited to the wrong page (name found elsewhere): ['7:PC13-TAMPER-RTC@p19', '8:PC14-OSC32_IN@p19', '9:PC15-OSC32_OUT@p19', '22:VDDA@p26']"
        ],
        "pages_sent": 59,
        "cost_usd": 0.2414,
        "at": "2026-11-05T15:37:07"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/874395ef6223e33f55636f99fc9456b1.pdf",
        "pages": 72,
        "sha256": "7075131878651c7b",
        "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": "apm32e103vct6.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": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "apm32e103vct6-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": "a7861ae66e5536133e4c83ba336f2222b39c21ef96f2b3d52c9691d674881660",
        "checked": "2026-11-05",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "title": "APM32E103VCT6",
  "brief": "Geehy Microcontroller Units (MCUs/MPUs/SOCs), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "metadata": {
    "specs": {
      "Manufacturer": "Geehy",
      "Package": "LQFP-100(14x14)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "100"
    }
  },
  "discovery_triggers": [
    "apm32e103vct6"
  ],
  "discovery_pitch": "APM32E103VCT6 (Geehy) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "visibility": "public"
}