HK32F103RCT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "hk32f103rct6",
  "title": "HK32F103RCT6",
  "brief": "HK(航顺) Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). 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",
    "hk32f103rct6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "HK32F103RCT6",
    "manufacturer": "HK(航顺)",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589041800481026048",
    "parts": {
      "symbol": "hk32f103rct6.kicad_sym",
      "footprint": "hk32f103rct6.kicad_mod",
      "model_3d": "hk32f103rct6-hero.glb",
      "model_3d_plain": "hk32f103rct6-etched.glb",
      "model_3d_step": "hk32f103rct6-etched.step",
      "model_3d_step_plain": "hk32f103rct6.step",
      "lbr": "hk32f103rct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C3034881"
    },
    "distributor_check": {
      "checked_at": "2026-10-20T10:34:56Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup-domain supply input, 1.8 V to 3.6 V, that powers the RTC, the 32.768 kHz oscillator and the backup registers when VDD is off."
      },
      {
        "number": "2",
        "name": "PC13/TAMPER-RTC",
        "type": "bidirectional",
        "description": "General-purpose I/O with no Schmitt trigger (table footnote 3) and alternate functions TAMPER-RTC, WKUP1 and RTCO."
      },
      {
        "number": "3",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "General-purpose I/O with no Schmitt trigger (table footnote 3) that is also the LSE oscillator input OSC32_IN for a 32.768 kHz crystal."
      },
      {
        "number": "4",
        "name": "PC15/OSC32_OUT",
        "type": "bidirectional",
        "description": "General-purpose I/O with no Schmitt trigger (table footnote 3) that is also the LSE oscillator output OSC32_OUT."
      },
      {
        "number": "5",
        "name": "PD0/OSC_IN",
        "type": "bidirectional",
        "description": "On the LQFP64 package this pin is the HSE oscillator input OSC_IN (also HSE_CKI external clock input), with no 5 V tolerance listed."
      },
      {
        "number": "6",
        "name": "PD1/OSC_OUT",
        "type": "bidirectional",
        "description": "On the LQFP64 package this pin is the HSE oscillator output OSC_OUT, with no 5 V tolerance listed."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low reset pin with an internal weak pull-up of at most 50 kΩ; VIL max is 0.8 V and VIH min is 2 V (section 4.2.15)."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "General-purpose I/O with Schmitt input and alternate functions ADC123_IN10 and EXTIN0."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "General-purpose I/O with Schmitt input and alternate functions ADC123_IN11 and EXTIN1."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "General-purpose I/O with Schmitt input and alternate functions ADC123_IN12 and EXTIN2."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "General-purpose I/O with Schmitt input and alternate functions ADC123_IN13 and EXTIN3."
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC, temperature sensor and reference circuits."
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, 2.0 V to 3.6 V, for the ADC and temperature sensor; the datasheet recommends the same supply as VDD."
      },
      {
        "number": "14",
        "name": "PA0/WKUP",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with WKUP0 wake-up input, ADC123_IN0 analog input, USART2_CTS and timer alternate functions."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions USART2_RTS, ADC123_IN1, TIM5_CH2 and TIM2_CH2."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions USART2_TX, TIM5_CH3, ADC123_IN2 and TIM2_CH3."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions USART2_RX, TIM5_CH4, ADC123_IN3 and TIM2_CH4."
      },
      {
        "number": "18",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin of the digital supply; all VSS pins must be connected to the external supply system."
      },
      {
        "number": "19",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin for the I/O and internal LDO, 2.0 V to 3.6 V."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions SPI1_NSS, USART2_CK, DAC1_OUT, ADC12_IN4 and EXTIN4."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions SPI1_SCK, DAC2_OUT, ADC12_IN5 and EXTIN5."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions SPI1_MISO, TIM8_BKIN, ADC12_IN6 and TIM3_CH1."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions SPI1_MOSI, TIM8_CH1N, ADC12_IN7 and TIM3_CH2."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate function ADC12_IN14 and EXTIN4."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate function ADC12_IN15 and EXTIN5."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O with no Schmitt trigger (table footnote 3) and alternate functions ADC12_IN8, TIM3_CH3 and TIM8_CH2N."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions ADC12_IN9, TIM3_CH4 and TIM8_CH3N; this pin is also listed as a GPIO external clock input (section 3.11.1)."
      },
      {
        "number": "28",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O that is also the BOOT1 boot-mode pin (table footnote 4) with EXTIN2."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions I2C2_SCL and USART3_TX."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions I2C2_SDA and USART3_RX."
      },
      {
        "number": "31",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin of the digital supply; all VSS pins must be connected to the external supply system."
      },
      {
        "number": "32",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin for the I/O and internal LDO, 2.0 V to 3.6 V."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK and TIM1_BKIN."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions SPI2_SCK, I2S2_CK, USART3_CTS and TIM1_CH1N."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions SPI2_MISO, TIM1_CH2N and USART3_RTS."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions SPI2_MOSI, I2S2_SD and TIM1_CH3N."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions I2S2_MCK, TIM8_CH1, SDIO_D6 and TIM3_CH1."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions I2S3_MCK, TIM8_CH2, SDIO_D7 and TIM3_CH2; it is also a GPIO external clock input (section 3.11.1)."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions TIM8_CH3, SDIO_D0 and TIM3_CH3."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions TIM8_CH4, SDIO_D1 and TIM3_CH4."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions USART1_CK, TIM1_CH1, RCC_MCO and EXTIN8."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions USART1_TX, TIM1_CH2 and EXTIN9."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions USART1_RX, TIM1_CH3 and EXTIN10."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions USART1_CTS, USB_DM, CAN1_RX and TIM1_CH4."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions USART1_RTS, USB_DP, CAN1_TX and TIM1_ETR."
      },
      {
        "number": "46",
        "name": "PA13/JTMS-SWDIO",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) pin that serves as the JTAG TMS / SWD data I/O (SWDIO) debug function."
      },
      {
        "number": "47",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin of the digital supply; all VSS pins must be connected to the external supply system."
      },
      {
        "number": "48",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin for the I/O and internal LDO, 2.0 V to 3.6 V."
      },
      {
        "number": "49",
        "name": "PA14/JTCK-SWCLK",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) pin that serves as the JTAG TCK / SWD clock (SWCLK) debug function."
      },
      {
        "number": "50",
        "name": "PA15/JTDI",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) pin with JTDI debug function and alternate functions SPI3_NSS, I2S3_WS, SPI1_NSS and TIM2_CH1_ETR."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions UART4_TX, SDIO_D2 and USART3_TX."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions UART4_RX, SDIO_D3 and USART3_RX."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions UART5_TX, SDIO_CK and USART3_CK."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions TIM3_ETR, UART5_RX, SDIO_CMD and EXTIN2."
      },
      {
        "number": "55",
        "name": "PB3/JTDO",
        "type": "bidirectional",
        "description": "General-purpose I/O that also carries the JTDO / TRACESWO debug function, with alternate functions SPI3_SCK, I2S3_CK, TIM2_CH2 and SPI1_SCK."
      },
      {
        "number": "56",
        "name": "PB4/NJRST",
        "type": "bidirectional",
        "description": "General-purpose I/O that also carries the NJTRST (JTAG reset) debug function, with alternate functions SPI3_MISO, TIM3_CH1 and SPI1_MISO."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions I2C1_SMBA, SPI3_MOSI, I2S3_SD, TIM3_CH2 and SPI1_MOSI."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions I2C1_SCL, TIM4_CH1 and USART1_TX."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O with alternate functions I2C1_SDA, FSMC_NADV, TIM4_CH2 and USART1_RX; it is also a GPIO external clock input (section 3.11.1)."
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode selection input with an internal weak pull-down resistor (table footnote 4)."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions TIM4_CH3, SDIO_D4, I2C1_SCL and CAN1_RX."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "General-purpose I/O with alternate functions TIM4_CH4, SDIO_D5, I2C1_SDA and CAN1_TX."
      },
      {
        "number": "63",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin of the digital supply; all VSS pins must be connected to the external supply system."
      },
      {
        "number": "64",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin for the I/O and internal LDO, 2.0 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",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Datasheet is for the HK32F103xCxDxE family; the LQFP64 pinout (section 6.3) applies to HK32F103RCT6,; Conflicting OSC_IN external clock limits: Table 4-9 gives fHSE_ext max 25 MHz, while section 3.11.1 ; The LQFP64 pins 5 and 6 are shared between the GPIO PD0/PD1 and the HSE oscillator (OSC_IN/OSC_OUT)."
        ],
        "pages_sent": 45,
        "cost_usd": 0.2402,
        "at": "2026-10-20T10:34:32"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589041800481026048",
        "pages": 49,
        "sha256": "27d979e624dde054",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
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      "footprint": "viewers/footprint.html"
    },
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        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hk32f103rct6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "013d77a92157cc199b3535aae9576a53650444abfce9d3f47bc2435e9a1d6e6e",
        "checked": "2026-10-20",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "HK(航顺)",
      "Package": "LQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    }
  },
  "variants": [],
  "sections": [
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  "discovery_triggers": [
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  "discovery_pitch": "HK32F103RCT6 (HK(航顺)) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
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