main
Ray Publish 0.1.0 df32355 4h ago
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{
  "slug": "at32f403avgt7",
  "version": "0.1.0",
  "type": "component",
  "description": "ARTERY Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "at32f403avgt7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "at32f403avgt7.kicad_sym",
    "at32f403avgt7.kicad_mod",
    "at32f403avgt7.glb",
    "at32f403avgt7.step",
    "at32f403avgt7.lbr",
    "docs/hero.png",
    "docs/at32f403avgt7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "at32f403avgt7-hero.glb",
    "at32f403avgt7-hero.overlay.json"
  ],
  "component": {
    "mpn": "AT32F403AVGT7",
    "manufacturer": "ARTERY",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588906219007823872",
    "parts": {
      "symbol": "at32f403avgt7.kicad_sym",
      "footprint": "at32f403avgt7.kicad_mod",
      "model_3d": "at32f403avgt7-hero.glb",
      "model_3d_plain": "at32f403avgt7.glb",
      "model_3d_step": "at32f403avgt7-etched.step",
      "model_3d_step_plain": "at32f403avgt7.step",
      "lbr": "at32f403avgt7.lbr"
    },
    "distributor_links": {
      "lcsc": "C528442"
    },
    "distributor_check": {
      "checked_at": "2026-10-09T15:37:19Z",
      "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 (FT) I/O; alternate functions SPI4_SCK/I2S4_CK, XMC_A23, TRACECK."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) I/O; alternate functions XMC_A19, TRACED0."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) I/O; alternate functions SPI4_NSS/I2S4_WS, XMC_A20, TRACED1."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) I/O; alternate functions SPI4_MISO, XMC_A21, TRACED2; remap TMR9_CH1."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) I/O; alternate functions SPI4_MOSI/I2S4_SD, XMC_A22, TRACED3; remap TMR9_CH2."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply, 1.8 to 3.6 V, powering RTC, 32 kHz oscillator and backup registers when VDD is off."
      },
      {
        "number": "7",
        "name": "PC13/TAMPER-RTC",
        "type": "bidirectional",
        "description": "TC I/O powered via the backup power switch (3 mA sink limit, 30 pF max load, not usable as a current source); function TAMPER-RTC."
      },
      {
        "number": "8",
        "name": "PC14/OSC32_IN",
        "type": "bidirectional",
        "description": "TC I/O powered via the backup power switch (3 mA limit); 32 kHz crystal oscillator input OSC32_IN."
      },
      {
        "number": "9",
        "name": "PC15/OSC32_OUT",
        "type": "bidirectional",
        "description": "TC I/O powered via the backup power switch (3 mA limit); 32 kHz crystal oscillator output OSC32_OUT."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin 5."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin 5, 2.6 to 3.6 V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "Input of the 4 to 25 MHz HSE crystal oscillator or external clock input."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "Output of the 4 to 25 MHz HSE crystal oscillator."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Device reset input/output, active low, with internal pull-up."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5V-tolerant analog-capable (FTa) I/O; ADC123_IN10, SDIO2_D0."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "FTa I/O; ADC123_IN11, SDIO2_D1."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "FTa I/O; ADC123_IN12, SDIO2_D2; remap UART8_TX, XMC_NWE."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "FTa I/O; ADC123_IN13, SDIO2_D3, XMC_A0; remap UART8_RX."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground; must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative ADC/DAC reference voltage input (present on 100-pin package only)."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive ADC/DAC reference voltage, 2.6 V to VDDA (present on 100-pin package only)."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for ADC and DAC, 2.6 to 3.6 V; must be connected to VDD."
      },
      {
        "number": "23",
        "name": "PA0/WKUP",
        "type": "bidirectional",
        "description": "TC I/O; ADC123_IN0, WKUP, USART2_CTS, TMR2_CH1/ETR, TMR5_CH1, TMR8_ETR; remap UART4_TX."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "FTa I/O; ADC123_IN1, USART2_RTS, TMR2_CH2, TMR5_CH2; remap UART4_RX."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "FTa I/O; ADC123_IN2, USART2_TX, TMR2_CH3, TMR5_CH3, TMR9_CH1; remap SDIO2_CK, XMC_D4."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "FTa I/O; ADC123_IN3, USART2_RX, TMR2_CH4, TMR5_CH4, TMR9_CH2; remap I2S2_MCK, SDIO2_CMD, XMC_D5."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin 4."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin 4, 2.6 to 3.6 V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "FTa I/O; DAC_OUT1, ADC12_IN4, USART2_CK, SPI1_NSS/I2S1_WS, SDIO2_D4; remap USART6_TX, SPI3_NSS, XMC_D6."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "FTa I/O; DAC_OUT2, ADC12_IN5, SPI1_SCK/I2S1_CK, SDIO2_D5; remap USART6_RX, SDIO2_D1, XMC_D7."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "FTa I/O; ADC12_IN6, SPI1_MISO, SDIO2_D6, TMR3_CH1, TMR8_BKIN, TMR13_CH1; remap I2S2_MCK, TMR1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "FTa I/O; ADC12_IN7, SPI1_MOSI/I2S1_SD, SDIO2_D7, TMR3_CH2, TMR8_CH1N, TMR14_CH1; remap TMR1_CH1N."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "FTa I/O; ADC12_IN14, SDIO2_CK, XMC_NE4."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "FTa I/O; ADC12_IN15, SDIO2_CMD; remap XMC_NOE."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "FTa I/O; ADC12_IN8, I2S1_MCK, TMR3_CH3, TMR8_CH2N; remap TMR1_CH2N."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "FTa I/O; ADC12_IN9, SPIM_SCK, TMR3_CH4, TMR8_CH3N; remap TMR1_CH3N."
      },
      {
        "number": "37",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5V-tolerant (FT) I/O that also serves as BOOT1 boot-mode select."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "FT I/O; UART7_RX, XMC_D4; remap TMR1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "FT I/O; UART7_TX, XMC_D5; remap TMR1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D6; remap TMR1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D7; remap TMR1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D8; remap SPI4_SCK/I2S4_CK, TMR1_CH2."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D9; remap SPI4_NSS/I2S4_WS, TMR1_CH3N."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D10; remap SPI4_MISO, TMR1_CH3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D11; remap SPI4_MOSI/I2S4_SD, TMR1_CH4."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D12; remap TMR1_BKIN."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "FT I/O; USART3_TX, I2C2_SCL; remap I2S3_MCK, SPIM_IO0, TMR2_CH3."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "FT I/O; USART3_RX, I2C2_SDA; remap SPIM_IO1, TMR2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin 1."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin 1, 2.6 to 3.6 V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "FT I/O; USART3_CK, CAN2_RX, I2C2_SMBA, SPI2_NSS/I2S2_WS, TMR1_BKIN; remap XMC_D13."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "FT I/O; USART3_CTS, CAN2_TX, SPI2_SCK/I2S2_CK, TMR1_CH1N."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "FT I/O; USART3_RTS, SPI2_MISO, I2S2ext_SD, TMR1_CH2N, TMR12_CH1; remap XMC_D0."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "FT I/O; SPI2_MOSI/I2S2_SD, TMR1_CH3N, TMR12_CH2."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D13; remap USART3_TX."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D14; remap USART3_RX."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D15; remap USART3_CK."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "FT I/O; XMC_A16; remap USART3_CTS."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "FT I/O; XMC_A17; remap USART3_RTS, TMR4_CH1."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "FT I/O; XMC_A18; remap TMR4_CH2."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D0; remap TMR4_CH3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D1; remap TMR4_CH4."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "FT I/O; USART6_TX, I2S2_MCK, SDIO1_D6, TMR8_CH1; remap XMC_D1, TMR3_CH1."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "FT I/O; USART6_RX, I2S3_MCK, SDIO1_D7, TMR8_CH2; remap TMR3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "FT I/O; USART6_CK, I2S4_MCK, SDIO1_D0, TMR8_CH3; remap TMR3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "FT I/O; I2C3_SDA, SDIO1_D1, TMR8_CH4; remap TMR3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "FT I/O; CLKOUT, USART1_CK, I2C3_SCL, USB_SOF, SPIM_NSS, TMR1_CH1."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "FT I/O; USART1_TX, I2C3_SMBA, TMR1_CH2."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "FT I/O; USART1_RX, TMR1_CH3; remap I2S4_MCK."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "TC I/O; USB_DM, USART1_CTS, CAN1_RX, SPIM_IO0, TMR1_CH4."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "TC I/O; USB_DP, USART1_RTS, CAN1_TX, SPIM_IO1, TMR1_ETR."
      },
      {
        "number": "72",
        "name": "PA13/JTMS-SWDIO",
        "type": "bidirectional",
        "description": "FT I/O; default function JTMS/SWDIO debug pin; PA13 after remap."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Not connected on the LQFP100 package."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin 2."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin 2, 2.6 to 3.6 V."
      },
      {
        "number": "76",
        "name": "PA14/JTCK-SWCLK",
        "type": "bidirectional",
        "description": "FT I/O; default function JTCK/SWCLK debug pin; PA14 after remap."
      },
      {
        "number": "77",
        "name": "PA15/JTDI",
        "type": "bidirectional",
        "description": "FT I/O; default JTDI, SPI3_NSS/I2S3_WS; remap PA15, SPI1_NSS/I2S1_WS, TMR2_CH1/ETR."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "FT I/O; UART4_TX, SDIO1_D2; remap USART3_TX, SPI3_SCK/I2S3_CK."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "FT I/O; UART4_RX, SDIO1_D3; remap USART3_RX, SPI3_MISO, I2S3ext_SD, XMC_D2."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "FT I/O; UART5_TX, SDIO1_CK; remap USART3_CK, SPI3_MOSI/I2S3_SD, XMC_D3."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D2; remap CAN1_RX."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "FT I/O; XMC_D3; remap CAN1_TX."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "FT I/O; UART5_RX, SDIO1_CMD, TMR3_ETR; remap XMC_NWE."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "FT I/O; XMC_CLK; remap USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "FT I/O; XMC_NOE; remap USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "FT I/O; XMC_NWE; remap USART2_TX (also bootloader USART2_TX on this part)."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "FT I/O; XMC_NWAIT; remap USART2_RX (also bootloader USART2_RX on this part)."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "FT I/O; XMC_NE1/XMC_NCE2; remap USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3/JTDO",
        "type": "bidirectional",
        "description": "FT I/O; default JTDO, SPI3_SCK/I2S3_CK; remap PB3, UART7_RX, SPI1_SCK/I2S1_CK, TRACESWO, TMR2_CH2."
      },
      {
        "number": "90",
        "name": "PB4/NJTRST",
        "type": "bidirectional",
        "description": "FT I/O; default NJTRST, SPI3_MISO, I2S3ext_SD; remap PB4, SPI1_MISO, I2C3_SDA, UART7_TX, TMR3_CH1."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "FT I/O; SPI3_MOSI/I2S3_SD, I2C1_SMBA; remap SPI1_MOSI/I2S1_SD, CAN2_RX, TMR3_CH2."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "FT I/O; I2C1_SCL, SPIM_IO3, TMR4_CH1; remap USART1_TX, I2S1_MCK, SPI4_NSS/I2S4_WS, CAN2_TX."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "FT I/O; I2C1_SDA, XMC_NADV, SPIM_IO2 (SPIM unusable when XMC is used), TMR4_CH2; remap USART1_RX, SPI4_SCK/I2S4_CK."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input (internal weak pull-down that cannot be disabled)."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "FT I/O; SDIO1_D4, TMR4_CH3, TMR10_CH1; remap UART5_RX, SPI4_MISO, I2C1_SCL, CAN1_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "FT I/O; SDIO1_D5, TMR4_CH4, TMR11_CH1; remap UART5_TX, SPI4_MOSI/I2S4_SD, I2C1_SDA, CAN1_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "FT I/O; UART8_RX, XMC_NBL0, TMR4_ETR."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "FT I/O; UART8_TX, XMC_NBL1."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin 3."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin 3, 2.6 to 3.6 V; the 4.7 µF capacitor must connect here."
      }
    ],
    "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 73 is listed in the LQFP100 column as 未连接 (not connected); it is returned as unconnected with no; The datasheet lists NRST as type I/O; it is typed here as input because it is an active-low reset in; Pin 12 OSC_IN is typed input and pin 13 OSC_OUT is typed output, following the datasheet's I/I/O lab"
        ],
        "pages_sent": 79,
        "cost_usd": 0.3495,
        "at": "2026-10-09T15:35:08"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588906219007823872",
        "pages": 96,
        "sha256": "602689c1ae94c051",
        "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": "at32f403avgt7.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": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at32f403avgt7-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": "ff2d7a8e4acfab75b01d8443b59dfbbcaffd2af256949c44f0d0ef768f72a84d",
        "checked": "2026-10-09",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}