GD32F105RBT6

{
  "slug": "gd32f105rbt6",
  "version": "0.1.0",
  "type": "component",
  "description": "GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "gd32f105rbt6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "gd32f105rbt6.kicad_sym",
    "gd32f105rbt6.kicad_mod",
    "gd32f105rbt6.glb",
    "gd32f105rbt6.step",
    "gd32f105rbt6.lbr",
    "docs/hero.png",
    "docs/gd32f105rbt6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "gd32f105rbt6-hero.glb",
    "gd32f105rbt6-hero.overlay.json",
    "gd32f105rbt6-etched.glb"
  ],
  "component": {
    "mpn": "GD32F105RBT6",
    "manufacturer": "GigaDevice Semicon Beijing",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176298116370432",
    "parts": {
      "symbol": "gd32f105rbt6.kicad_sym",
      "footprint": "gd32f105rbt6.kicad_mod",
      "model_3d": "gd32f105rbt6-hero.glb",
      "model_3d_plain": "gd32f105rbt6-etched.glb",
      "model_3d_step": "gd32f105rbt6-etched.step",
      "model_3d_step_plain": "gd32f105rbt6.step",
      "lbr": "gd32f105rbt6.lbr"
    },
    "distributor_links": {
      "lcsc": "C81551"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T10:10:38Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "quota"
      },
      "mouser": {
        "pn": null,
        "status": "quota"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Default function VBAT, listed as a power pin in the pin definition table."
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "Default function PC13; alternate function TAMPER-RTC."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Default function PC14; alternate function OSC32_IN (low-speed external oscillator input)."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Default function PC15; alternate function OSC32_OUT (low-speed external oscillator output)."
      },
      {
        "number": "5",
        "name": "OSC_IN",
        "type": "input",
        "description": "Default function OSC_IN (high-speed external oscillator input); can be remapped to PD0 on this package."
      },
      {
        "number": "6",
        "name": "OSC_OUT",
        "type": "output",
        "description": "Default function OSC_OUT (high-speed external oscillator output); can be remapped to PD1 on this package."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Default function NRST; the pin definition table lists its type as I/O."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "Default function PC0; alternate function ADC_IN10."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "Default function PC1; alternate function ADC_IN11."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "Default function PC2; alternate function ADC_IN12."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "Default function PC3; alternate function ADC_IN13."
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground pin for the analog domain (default function VSSA)."
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin; the block diagram shows the ADC and DAC powered by VDDA."
      },
      {
        "number": "14",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "Default function PA0; alternate functions WKUP, USART2_CTS, ADC_IN0, TM2_CH1_ETR, TM5_CH1 and TM8_ETR."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "Default function PA1; alternate functions USART2_RTS, ADC_IN1, TM2_CH2 and TM5_CH2."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "Default function PA2; alternate functions USART2_TX, ADC_IN2, TM2_CH3, TM5_CH3 and TM9_CH1 (remap)."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Default function PA3; alternate functions USART2_RX, ADC_IN3, TM2_CH4, TM5_CH4 and TM9_CH2 (remap)."
      },
      {
        "number": "18",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin VSS_4 for the digital domain."
      },
      {
        "number": "19",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin VDD_4; the device operates from a 2.6 to 3.6 V supply per the general description."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Default function PA4; alternate functions SPI1_NSS, USART2_CK, ADC12_IN4 and DAC_OUT1; remap SPI3_NSS and I2S3_WS."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Default function PA5; alternate functions SPI1_SCK, ADC12_IN5 and DAC_OUT2."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "Default function PA6; alternate functions SPI1_MISO, ADC12_IN6, TM3_CH1, TM8_BKIN and TM13_CH1; remap TM1_BKIN."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "Default function PA7; alternate functions SPI1_MOSI, ADC12_IN7, TM3_CH2, TM8_CH1N and TM14_CH1; remap TM1_CH1N."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "Default function PC4; alternate function ADC12_IN14."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "Default function PC5; alternate function ADC12_IN15."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Default function PB0; alternate functions ADC12_IN8, TM3_CH3 and TM8_CH2N; remap TM1_CH2N."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "Default function PB1; alternate functions ADC12_IN9, TM3_CH4 and TM8_CH3N; remap TM1_CH3N."
      },
      {
        "number": "28",
        "name": "PB2",
        "type": "bidirectional",
        "description": "Default function PB2/BOOT1; 5 V tolerant I/O per the pin definition table."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "Default function PB10 (5 V tolerant); alternate functions I2C2_SCL and USART3_TX; remap TM2_CH3."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "Default function PB11 (5 V tolerant); alternate functions I2C2_SDA and USART3_RX; remap TM2_CH4."
      },
      {
        "number": "31",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin VSS_1 for the digital domain."
      },
      {
        "number": "32",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin VDD_1; the device operates from a 2.6 to 3.6 V supply per the general description."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "Default function PB12 (5 V tolerant); alternate functions SPI2_NSS, I2C2_SMBAI, USART3_CK, TM1_BKIN, I2S2_WS and CAN2_RX."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "Default function PB13 (5 V tolerant); alternate functions SPI2_SCK, USART3_CTS, TM1_CH1N, I2S2_CK and CAN2_TX."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "Default function PB14 (5 V tolerant); alternate functions SPI2_MISO, USART3_RTS, TM1_CH2N and TM12_CH1."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "Default function PB15 (5 V tolerant); alternate functions SPI2_MOSI, TM1_CH3N, I2S2_SD and TM12_CH2."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "Default function PC6 (5 V tolerant); alternate functions I2S2_MCK and TM8_CH1; remap TM3_CH1."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "Default function PC7 (5 V tolerant); alternate functions I2S3_MCK and TM8_CH2; remap TM3_CH2."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "Default function PC8 (5 V tolerant); alternate function TM8_CH3; remap TM3_CH3."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "Default function PC9 (5 V tolerant); alternate function TM8_CH4; remap TM3_CH4."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "Default function PA8 (5 V tolerant); alternate functions USART1_CK, TM1_CH1 and MCO."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "Default function PA9 (5 V tolerant); alternate functions USART1_TX, TM1_CH2 and OTG_FS_VBUS."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "Default function PA10 (5 V tolerant); alternate functions USART1_RX, TM1_CH3 and OTG_FS_ID."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "Default function PA11 (5 V tolerant); alternate functions USART1_CTS, CANRX, OTG_FS_DM and TM1_CH4."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "Default function PA12 (5 V tolerant); alternate functions USART1_RTS, OTG_FS_DP, CAN1_TX and TM1_ETR."
      },
      {
        "number": "46",
        "name": "PA13",
        "type": "bidirectional",
        "description": "Default function JTMS/SWDIO (5 V tolerant); remap PA13."
      },
      {
        "number": "47",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin VSS_2 for the digital domain."
      },
      {
        "number": "48",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin VDD_2; the device operates from a 2.6 to 3.6 V supply per the general description."
      },
      {
        "number": "49",
        "name": "PA14",
        "type": "bidirectional",
        "description": "Default function JTCK/SWCLK (5 V tolerant); remap PA14."
      },
      {
        "number": "50",
        "name": "PA15",
        "type": "bidirectional",
        "description": "Default function JTDI (5 V tolerant); alternate functions SPI3_NSS and I2S3_WS; remap TM2_CH1_ETR, PA15 and SPI1_NSS."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "Default function PC10 (5 V tolerant); alternate function UART4_TX; remap USART3_TX, SPI3_SCK and I2S3_CK."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "Default function PC11 (5 V tolerant); alternate function UART4_RX; remap USART3_RX and SPI3_MISO."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "Default function PC12 (5 V tolerant); alternate function UART5_TX; remap USART3_CK, SPI3_MOSI and I2S3_SD."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "Default function PD2 (5 V tolerant); alternate functions TM3_ETR and UART5_RX."
      },
      {
        "number": "55",
        "name": "PB3",
        "type": "bidirectional",
        "description": "Default function JTDO (5 V tolerant); alternate functions SPI3_SCK and I2S3_CK; remap PB3, TRACESWO, TM2_CH2 and SPI1_SCK."
      },
      {
        "number": "56",
        "name": "PB4",
        "type": "bidirectional",
        "description": "Default function NJTRST (5 V tolerant); alternate function SPI3_MISO; remap TM3_CH1, PB4 and SPI1_MISO."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "Default function PB5; alternate functions I2C1_SMBAI, SPI3_MOSI and I2S3_SD; remap TM3_CH2, SPI1_MOSI and CAN2_RX."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "Default function PB6 (5 V tolerant); alternate functions I2C1_SCL and TM4_CH1; remap USART1_TX and CAN2_TX."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "Default function PB7 (5 V tolerant); alternate functions I2C1_SDA, TM4_CH2 and EXMC_NADV; remap USART1_RX."
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot pin BOOT0 (default function), which selects the boot mode together with the BOOT1 option."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "Default function PB8 (5 V tolerant); alternate functions TM4_CH3 and TM10_CH1; remap I2C1_SCL and CAN1_RX."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "Default function PB9 (5 V tolerant); alternate functions TM4_CH4 and TM11_CH1; remap I2C1_SDA and CAN1_TX."
      },
      {
        "number": "63",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin VSS_3 for the digital domain."
      },
      {
        "number": "64",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin VDD_3; the device operates from a 2.6 to 3.6 V supply per the general description."
      }
    ],
    "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: On the LQFP64 package, pins 5 and 6 are shared with PD0 and PD1 (remap). The datasheet's LQFP64 colu; The pin definition table types NRST as I/O. It is recorded as bidirectional to follow the datasheet,; Power and ground pins are described only from the pin table and the general description (2.6 to 3.6 "
        ],
        "pages_sent": 24,
        "cost_usd": 0.1516,
        "at": "2026-10-18T10:08:01"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176298116370432",
        "pages": 43,
        "sha256": "8c1cff9a4e1adebc",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "gd32f105rbt6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "gd32f105rbt6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12.0,
          12.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "edc0ce32cd60fa9e42186b056f5d9c71e2bd9b64b48c0b4f807732f0f9f1f993",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}