STM32F107VCT7

{
  "slug": "stm32f107vct7",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32f107vct7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
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    "path": "docs/hero.png"
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  "component": {
    "mpn": "STM32F107VCT7",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602995338382880768",
    "parts": {
      "symbol": "stm32f107vct7.kicad_sym",
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      "lbr": "stm32f107vct7.lbr"
    },
    "distributor_links": {
      "lcsc": "C2969773",
      "digikey": "497-17399-ND",
      "mouser": "511-STM32F107VCT7"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T18:04:04Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-17399-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32F107VCT7",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE2 with alternate function TRACECK."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE3 with alternate function TRACED0."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE4 with alternate function TRACED1."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE5 with alternate function TRACED2."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE6 with alternate function TRACED3."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Power supply for the RTC, the 32 kHz oscillator and backup registers when VDD is not present, 1.8 to 3.6 V."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "I/O PC13 (TAMPER-RTC alternate function) supplied through the power switch, so output use is limited to 2 MHz mode with at most 30 pF load and only one such pin in output mode at a time."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "I/O PC14 (OSC32_IN alternate function) supplied through the power switch, so output use is limited to 2 MHz mode with at most 30 pF load and only one such pin in output mode at a time."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "I/O PC15 (OSC32_OUT alternate function) supplied through the power switch, so output use is limited to 2 MHz mode with at most 30 pF load and only one such pin in output mode at a time."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply for I/Os and the internal regulator, 2.0 to 3.6 V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "External oscillator input for the 3 to 25 MHz HSE clock."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "External oscillator output for the 3 to 25 MHz HSE crystal."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Device reset pin (listed as I/O in Table 5); the excerpt gives no polarity or threshold details."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "I/O PC0 with ADC12_IN10 analog input."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "I/O PC1 with ADC12_IN11 analog input; alternate ETH_MII_MDC/ETH_RMII_MDC."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "I/O PC2 with ADC12_IN12 analog input; alternate ETH_MII_TXD2."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "I/O PC3 with ADC12_IN13 analog input; alternate ETH_MII_TX_CLK."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC, reset blocks, RCs and PLL; must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative voltage reference pin listed as a supply in Table 5; the excerpt gives no further limits."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive voltage reference input; the DAC uses VREF+ as its input voltage reference."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for ADC, reset blocks, RCs and PLL, 2.0 to 3.6 V, minimum 2.4 V when the ADC is used; must be connected to VDD."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "I/O PA0 with WKUP wake-up function, ADC12_IN0 analog input, and alternates TIM2_CH1_ETR, TIM5_CH1, ETH_MII_CRS_WKUP and USART2_CTS (remappable)."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "I/O PA1 with ADC12_IN1 analog input; alternates USART2_RTS, TIM5_CH2, TIM2_CH2, ETH_MII_RX_CLK/ETH_RMII_REF_CLK."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "I/O PA2 with ADC12_IN2 analog input; alternates USART2_TX, TIM5_CH3, TIM2_CH3, ETH_MII_MDIO/ETH_RMII_MDIO."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "I/O PA3 with ADC12_IN3 analog input; alternates USART2_RX, TIM5_CH4, TIM2_CH4, ETH_MII_COL."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply for I/Os and the internal regulator, 2.0 to 3.6 V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "I/O PA4 with DAC_OUT1 and ADC12_IN4; alternates SPI1_NSS and USART2_CK, with SPI3_NSS/I2S3_WS as remap."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "I/O PA5 with DAC_OUT2 and ADC12_IN5; alternate SPI1_SCK."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "I/O PA6 with ADC12_IN6; alternates SPI1_MISO, TIM3_CH1 and TIM1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "I/O PA7 with ADC12_IN7; alternates SPI1_MOSI, TIM3_CH2, TIM1_CH1N, ETH_MII_RX_DV/ETH_RMII_CRS_DV."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "I/O PC4 with ADC12_IN14 analog input; alternate ETH_MII_RXD0/ETH_RMII_RXD0."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "I/O PC5 with ADC12_IN15 analog input; alternate ETH_MII_RXD1/ETH_RMII_RXD1."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "I/O PB0 with ADC12_IN8 analog input; alternates TIM3_CH3, TIM1_CH2N and ETH_MII_RXD2."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "I/O PB1 with ADC12_IN9 analog input; alternates TIM3_CH4, TIM1_CH3N and ETH_MII_RXD3."
      },
      {
        "number": "37",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB2, shared with the BOOT1 boot-option pin."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE7 with alternate function TIM1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE8 with alternate function TIM1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE9 with alternate function TIM1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE10 with alternate function TIM1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE11 with alternate function TIM1_CH2."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE12 with alternate function TIM1_CH3N."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE13 with alternate function TIM1_CH3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE14 with alternate function TIM1_CH4."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE15 with alternate function TIM1_BKIN."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB10; alternates I2C2_SCL, USART3_TX, ETH_MII_RX_ER and TIM2_CH3 (I2C2 not available when Ethernet is used)."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB11; alternates I2C2_SDA, USART3_RX, ETH_MII_TX_EN/ETH_RMII_TX_EN and TIM2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply for I/Os and the internal regulator, 2.0 to 3.6 V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB12; alternates SPI2_NSS/I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN, CAN2_RX and ETH_MII_TXD0/ETH_RMII_TXD0."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB13; alternates SPI2_SCK/I2S2_CK, USART3_CTS, TIM1_CH1N, CAN2_TX and ETH_MII_TXD1/ETH_RMII_TXD1."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB14; alternates SPI2_MISO, TIM1_CH2N and USART3_RTS."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB15; alternates SPI2_MOSI/I2S2_SD and TIM1_CH3N."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD8; alternates USART3_TX and ETH_MII_RX_DV/ETH_RMII_CRS_DV."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD9; alternates USART3_RX and ETH_MII_RXD0/ETH_RMII_RXD0."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD10; alternates USART3_CK and ETH_MII_RXD1/ETH_RMII_RXD1."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD11; alternates USART3_CTS and ETH_MII_RXD2."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD12; alternates TIM4_CH1, USART3_RTS and ETH_MII_RXD3."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD13 with alternate function TIM4_CH2."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD14 with alternate function TIM4_CH3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD15 with alternate function TIM4_CH4."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC6; alternates I2S2_MCK and TIM3_CH1."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC7; alternates I2S3_MCK and TIM3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC8 with alternate function TIM3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC9 with alternate function TIM3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PA8; alternates USART1_CK, OTG_FS_SOF, TIM1_CH1 and MCO."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PA9; alternates USART1_TX, TIM1_CH2 and OTG_FS_VBUS."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PA10; alternates USART1_RX, TIM1_CH3 and OTG_FS_ID."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PA11; alternates USART1_CTS, CAN1_RX, TIM1_CH4 and OTG_FS_DM."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PA12; alternates USART1_RTS, OTG_FS_DP, CAN1_TX and TIM1_ETR."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O; after reset the pin carries the JTMS-SWDIO debug function."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected pin on the LQFP100 package, per Table 5."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply for I/Os and the internal regulator, 2.0 to 3.6 V."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O; after reset the pin carries the JTCK-SWCLK debug function."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O; after reset the pin carries the JTDI debug function, with alternates SPI3_NSS/I2S3_WS, TIM2_CH1_ETR and SPI1_NSS (remap)."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC10; alternates UART4_TX, USART3_TX and SPI3_SCK/I2S3_CK."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC11; alternates UART4_RX, USART3_RX and SPI3_MISO."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PC12; alternates UART5_TX, USART3_CK and SPI3_MOSI/I2S3_SD."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD0, available by default on LQFP100; alternates OSC_IN (Table 5 note 9) and CAN1_RX."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD1, available by default on LQFP100; alternates OSC_OUT (Table 5 note 9) and CAN1_TX."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD2; alternates TIM3_ETR and UART5_RX."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD3 with alternate function USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD4 with alternate function USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD5 with alternate function USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD6 with alternate function USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PD7 with alternate function USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O; after reset the pin carries the JTDO debug function, with alternates SPI3_SCK/I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O; after reset the pin carries the NJTRST debug function, with alternates SPI3_MISO, TIM3_CH1 and SPI1_MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "I/O PB5 (not 5 V-tolerant per Table 5); alternates I2C1_SMBA, SPI3_MOSI/I2S3_SD, ETH_MII_PPS_OUT, TIM3_CH2, SPI1_MOSI and CAN2_RX."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB6; alternates I2C1_SCL, TIM4_CH1, USART1_TX and CAN2_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB7; alternates I2C1_SDA, TIM4_CH2 and USART1_RX."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode selection pin sampled at startup to choose user Flash, system memory or embedded SRAM boot."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB8; alternates TIM4_CH3, ETH_MII_TXD3, I2C1_SCL and CAN1_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PB9; alternates TIM4_CH4, I2C1_SDA and CAN1_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE0 with alternate function TIM4_ETR."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5 V-tolerant (FT) I/O PE1 with no alternate function listed in Table 5."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply for I/Os and the internal regulator, 2.0 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: Pin positions were taken from the LQFP100 column of Table 5 (pin definitions, pages 27-31). Figure 3; Package variant: STM32F107VCT7 decodes (Table 62) as V = 100 pins, T = LQFP, C = 256 KB Flash, 7 = -; Pin 73 is marked 'Not connected' in Table 5 and is typed unconnected."
        ],
        "pages_sent": 50,
        "cost_usd": 0.3031,
        "at": "2026-10-08T18:03:11"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8602995338382880768",
        "pages": 108,
        "sha256": "ca4bad652e5eb36d",
        "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": "stm32f107vct7.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": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32f107vct7-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": "413b60a00b16028c0601ea997ece20485ce3186be01ba7d7956a2f17c90f2309",
        "checked": "2026-10-08",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}