HC32L176MATA-LQFP80

{
  "slug": "hc32l176mata-lqfp80",
  "version": "0.1.0",
  "type": "component",
  "description": "XHSC Microcontrollers (MCU/MPU/SOC), LQFP-80(12x12). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
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    "embedded processors & controllers",
    "hc32l176mata-lqfp80",
    "factory-2.0.0",
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  "dependencies": {},
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  "component": {
    "mpn": "HC32L176MATA-LQFP80",
    "manufacturer": "XHSC",
    "package": "LQFP-80(12x12)",
    "pin_count": 80,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893610800111616",
    "parts": {
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      "model_3d_step": "hc32l176mata-lqfp80-etched.step",
      "model_3d_step_plain": "hc32l176mata-lqfp80.step",
      "lbr": "hc32l176mata-lqfp80.lbr"
    },
    "distributor_links": {
      "lcsc": "C784691"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T07:42:58Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE02",
        "type": "bidirectional",
        "description": "Port PE02 general-purpose I/O with digital alternate function PCA_ECI (PCA external clock input); reset state is high-impedance input."
      },
      {
        "number": "2",
        "name": "PE03",
        "type": "bidirectional",
        "description": "Port PE03 general-purpose I/O with digital alternate function PCA_CH0; reset state is high-impedance input."
      },
      {
        "number": "3",
        "name": "PE04",
        "type": "bidirectional",
        "description": "Port PE04 general-purpose I/O with digital alternate function PCA_CH1; reset state is high-impedance input."
      },
      {
        "number": "4",
        "name": "PE05",
        "type": "bidirectional",
        "description": "Port PE05 general-purpose I/O with digital alternate function PCA_CH2; reset state is high-impedance input."
      },
      {
        "number": "5",
        "name": "VCAP",
        "type": "power_out",
        "description": "Internal LDO core-supply output for internal circuits only; requires an external decoupling capacitor of at least 1 µF."
      },
      {
        "number": "6",
        "name": "PC13",
        "type": "bidirectional",
        "description": "Port PC13 general-purpose I/O with digital alternate functions RTC_1HZ and TIM3_CH1B, and analog LVD0 input."
      },
      {
        "number": "7",
        "name": "XTLI/PC14",
        "type": "bidirectional",
        "description": "Low-speed crystal (32.768 kHz) oscillator input XTLI, also general-purpose port PC14."
      },
      {
        "number": "8",
        "name": "XTLO/PC15",
        "type": "bidirectional",
        "description": "Low-speed crystal (32.768 kHz) oscillator output XTLO, also general-purpose port PC15."
      },
      {
        "number": "9",
        "name": "XTHI/PF00",
        "type": "bidirectional",
        "description": "High-speed crystal (4-32 MHz) oscillator input XTHI, also port PF00 with alternate functions I2C0_SDA and UART1_TXD."
      },
      {
        "number": "10",
        "name": "XTHO/PF01",
        "type": "bidirectional",
        "description": "High-speed crystal (4-32 MHz) oscillator output XTHO, also port PF01 with alternate functions I2C0_SCL, TIM4_CHB and UART1_RXD."
      },
      {
        "number": "11",
        "name": "RESETB",
        "type": "input",
        "description": "Reset input with CMOS Schmitt trigger (hysteresis 200 mV), non-disconnectable weak pull-up of about 80 kΩ, and 100 ns filtered / 300 ns non-filtered pulse thresholds."
      },
      {
        "number": "12",
        "name": "SEG27/PC00",
        "type": "bidirectional",
        "description": "Port PC00 with LCD segment output SEG27 and digital functions LPTIM_GATE, PCNT_S0, UART1_CTS, UART2_RTS; analog AIN10, VC0_INP0, VC1_INN0."
      },
      {
        "number": "13",
        "name": "SEG26/PC01",
        "type": "bidirectional",
        "description": "Port PC01 with LCD segment output SEG26 and digital functions LPTIM_TOG, TIM5_CHB, UART1_RTS, PCNT_S0FO, UART2_CTS; analog AIN11, VC0_INP1, VC1_INN1."
      },
      {
        "number": "14",
        "name": "SEG25/PC02",
        "type": "bidirectional",
        "description": "Port PC02 with LCD segment output SEG25 and digital functions SPI1_MISO, LPTIM_TOGN, PCNT_S1, UART2_RXD; analog AIN12, VC0_INP2, VC1_INN2."
      },
      {
        "number": "15",
        "name": "SEG24/PC03",
        "type": "bidirectional",
        "description": "Port PC03 with LCD segment output SEG24 and digital functions SPI1_MOSI, LPTIM_ETR, LPTIM_TOGN, PCNT_S1FO, UART2_TXD; analog AIN13, VC0_INP3, VC1_INN3."
      },
      {
        "number": "16",
        "name": "AVSS",
        "type": "power_in",
        "description": "Analog ground; must be connected to the system ground."
      },
      {
        "number": "17",
        "name": "AVCC",
        "type": "power_in",
        "description": "Analog supply; must be the same voltage as DVCC, operating range 1.8-5.5 V, with a decoupling capacitor close to the pin."
      },
      {
        "number": "18",
        "name": "SEG23/PA00",
        "type": "bidirectional",
        "description": "Port PA00 with LCD segment output SEG23 and digital functions UART1_CTS, LPUART1_TXD, TIM0_ETR, VC0_OUT, TIM1_CHA, TIM3_ETR, TIM0_CHA; analog AIN0, VC0_INP4, VC0_INN0, VC1_INP0, VC1_INN4."
      },
      {
        "number": "19",
        "name": "SEG22/PA01",
        "type": "bidirectional",
        "description": "Port PA01 with LCD segment output SEG22 and digital functions UART1_RTS, LPUART1_RXD, TIM0_CHB, TIM1_ETR, TIM1_CHB, HCLK_OUT, SPI1_MOSI; analog AIN1, VC0_INP5, VC0_INN1, VC1_INP1, VC1_INN5."
      },
      {
        "number": "20",
        "name": "SEG21/PA02",
        "type": "bidirectional",
        "description": "Port PA02 with LCD segment output SEG21 and digital functions UART1_TXD, TIM0_CHA, VC1_OUT, TIM1_CHA, TIM2_CHA, PCLK_OUT, SPI1_MISO; analog AIN2, VC0_INP6, VC0_INN2, VC1_INP2."
      },
      {
        "number": "21",
        "name": "SEG20/PA03",
        "type": "bidirectional",
        "description": "Port PA03 with LCD segment output SEG20 and digital functions UART1_RXD, TIM0_GATE, TIM1_CHB, TIM2_CHB, SPI1_CS, TIM3_CH1A, TIM5_CHA; analog AIN3, VC0_INP7, VC0_INN3, VC1_INP3."
      },
      {
        "number": "22",
        "name": "PF04",
        "type": "bidirectional",
        "description": "Port PF04 general-purpose I/O; the pin-function table lists no peripheral alternate function for PF04."
      },
      {
        "number": "23",
        "name": "PF05",
        "type": "bidirectional",
        "description": "Port PF05 general-purpose I/O; the pin-function table lists no peripheral alternate function for PF05."
      },
      {
        "number": "24",
        "name": "SEG19/PA04",
        "type": "bidirectional",
        "description": "Port PA04 with LCD segment output SEG19 and digital functions SPI0_CS, UART1_TXD, PCA_CH4, TIM2_ETR, TIM5_CHA, LVD_OUT, TIM3_CH2B; analog AIN4, VC0_INP8, VC0_INN4, VC1_INP4, DAC_OUT, OPA_OUT0."
      },
      {
        "number": "25",
        "name": "SEG18/PA05",
        "type": "bidirectional",
        "description": "Port PA05 with LCD segment output SEG18 and digital functions SPI0_SCK, TIM0_ETR, PCA_ECI, TIM0_CHA, TIM5_CHB, XTL_OUT, XTH_OUT."
      },
      {
        "number": "26",
        "name": "SEG17/PA06",
        "type": "bidirectional",
        "description": "Port PA06 with LCD segment output SEG17 and digital functions SPI0_MISO, PCA_CH0, TIM3_BK, TIM1_CHA, VC0_OUT, TIM3_GATE, LPUART0_CTS."
      },
      {
        "number": "27",
        "name": "SEG16/PA07",
        "type": "bidirectional",
        "description": "Port PA07 with LCD segment output SEG16 and digital functions SPI0_MOSI, PCA_CH1, HCLK_OUT, TIM3_CH0B, TIM2_CHA, VC1_OUT, TIM4_CHB."
      },
      {
        "number": "28",
        "name": "SEG15/PC04",
        "type": "bidirectional",
        "description": "Port PC04 with LCD segment output SEG15 and digital functions LPUART0_TXD, TIM2_ETR, IR_OUT, VC2_OUT."
      },
      {
        "number": "29",
        "name": "SEG14/PC05",
        "type": "bidirectional",
        "description": "Port PC05 with LCD segment output SEG14 and digital functions LPUART0_RXD, TIM6_CHB, PCA_CH4."
      },
      {
        "number": "30",
        "name": "SEG13/PB00",
        "type": "bidirectional",
        "description": "Port PB00 with LCD segment output SEG13 and digital functions PCA_CH2, TIM3_CH1B, LPUART0_TXD, TIM5_CHB, RCH_OUT, RCL_OUT, PLL_OUT."
      },
      {
        "number": "31",
        "name": "SEG12/PB01",
        "type": "bidirectional",
        "description": "Port PB01 with LCD segment output SEG12 and digital functions PCA_CH3, PCLK_OUT, TIM3_CH2B, TIM6_CHB, LPUART0_RTS, VC2_OUT, TCLK_OUT."
      },
      {
        "number": "32",
        "name": "SEG11/PB02",
        "type": "bidirectional",
        "description": "Port PB02 with LCD segment output SEG11 and digital functions LPTIM_TOG, PCA_ECI, LPUART1_TXD, TIM4_CHA, TIM1_BK, TIM0_BK, TIM2_BK."
      },
      {
        "number": "33",
        "name": "PE11",
        "type": "bidirectional",
        "description": "Port PE11 general-purpose I/O with digital alternate function TIM3_CH1A; reset state is high-impedance input."
      },
      {
        "number": "34",
        "name": "SEG51/PE12",
        "type": "bidirectional",
        "description": "Port PE12 with LCD segment output SEG51 and digital functions TIM3_CH2B, SPI0_CS, UART3_CTS."
      },
      {
        "number": "35",
        "name": "SEG50/PE13",
        "type": "bidirectional",
        "description": "Port PE13 with LCD segment output SEG50 and digital functions TIM3_CH2A, SPI0_SCK, UART3_RTS."
      },
      {
        "number": "36",
        "name": "SEG49/PE14",
        "type": "bidirectional",
        "description": "Port PE14 with LCD segment output SEG49 and digital functions TIM3_CH0B, SPI0_MISO, UART3_RXD."
      },
      {
        "number": "37",
        "name": "SEG10/PB10",
        "type": "bidirectional",
        "description": "Port PB10 with LCD segment output SEG10 and digital functions I2C1_SCL, SPI1_SCK, TIM1_CHA, LPUART0_TXD, TIM3_CH1A, LPUART1_RTS, UART1_RTS."
      },
      {
        "number": "38",
        "name": "SEG9/PB11",
        "type": "bidirectional",
        "description": "Port PB11 with LCD segment output SEG9 and digital functions I2C1_SDA, TIM1_CHB, LPUART0_RXD, TIM2_GATE, TIM6_CHA, LPUART1_CTS, UART1_CTS."
      },
      {
        "number": "39",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to the system ground."
      },
      {
        "number": "40",
        "name": "DVCC",
        "type": "power_in",
        "description": "Digital supply, operating range 1.8-5.5 V; must be the same voltage as AVCC and decoupled with a capacitor close to the pin."
      },
      {
        "number": "41",
        "name": "PB12/SEG8",
        "type": "bidirectional",
        "description": "Port PB12 with LCD segment output SEG8 and digital functions SPI1_CS, TIM3_BK, LPUART0_TXD, TIM0_BK, LPUART0_RTS, TIM6_CHA."
      },
      {
        "number": "42",
        "name": "PB13/SEG7",
        "type": "bidirectional",
        "description": "Port PB13 with LCD segment output SEG7 and digital functions SPI1_SCK, I2C1_SCL, TIM3_CH0B, LPUART0_CTS, TIM1_CHA, TIM1_GATE, TIM6_CHB."
      },
      {
        "number": "43",
        "name": "PB14/SEG6",
        "type": "bidirectional",
        "description": "Port PB14 with LCD segment output SEG6 and digital functions SPI1_MISO, I2C1_SDA, TIM3_CH1B, TIM0_CHA, RTC_1HZ, LPUART0_RTS, TIM1_BK."
      },
      {
        "number": "44",
        "name": "PB15/SEG5",
        "type": "bidirectional",
        "description": "Port PB15 with LCD segment output SEG5 and digital functions SPI1_MOSI, TIM3_CH2B, TIM0_CHB, TIM0_GATE, LPUART1_RXD."
      },
      {
        "number": "45",
        "name": "PD08/SEG47",
        "type": "bidirectional",
        "description": "Port PD08 with LCD segment output SEG47 and digital function LPUART0_TXD."
      },
      {
        "number": "46",
        "name": "PD09/SEG46",
        "type": "bidirectional",
        "description": "Port PD09 with LCD segment output SEG46 and digital function LPUART0_RXD."
      },
      {
        "number": "47",
        "name": "PD10/SEG45",
        "type": "bidirectional",
        "description": "Port PD10 with LCD segment output SEG45 and digital function LPUART0_TXD."
      },
      {
        "number": "48",
        "name": "PD11/SEG44",
        "type": "bidirectional",
        "description": "Port PD11 with LCD segment output SEG44 and digital function LPUART0_CTS."
      },
      {
        "number": "49",
        "name": "PC06/SEG4",
        "type": "bidirectional",
        "description": "Port PC06 with LCD segment output SEG4 and digital functions PCA_CH0, TIM4_CHA, TIM2_CHA, LPTIM1_GATE, UART3_RXD."
      },
      {
        "number": "50",
        "name": "PC07/SEG3",
        "type": "bidirectional",
        "description": "Port PC07 with LCD segment output SEG3 and digital functions PCA_CH1, TIM5_CHA, TIM2_CHB, LPTIM1_ETR, UART3_TXD."
      },
      {
        "number": "51",
        "name": "PC08/SEG2",
        "type": "bidirectional",
        "description": "Port PC08 with LCD segment output SEG2 and digital functions PCA_CH2, TIM6_CHA, TIM2_ETR, LPTIM1_TOG, UART3_CTS."
      },
      {
        "number": "52",
        "name": "PC09/SEG1",
        "type": "bidirectional",
        "description": "Port PC09 with LCD segment output SEG1 and digital functions PCA_CH3, TIM4_CHB, TIM1_ETR, LPTIM1_TOGN, UART3_RTS."
      },
      {
        "number": "53",
        "name": "PA08/SEG0",
        "type": "bidirectional",
        "description": "Port PA08 with LCD segment output SEG0 and digital functions UART0_TXD, TIM3_CH0A, TIM1_GATE, TIM4_CHA, TIM3_BK."
      },
      {
        "number": "54",
        "name": "PA09/COM0",
        "type": "bidirectional",
        "description": "Port PA09 with LCD common output COM0 and digital functions UART0_TXD, TIM3_CH1A, TIM0_BK, I2C0_SCL, HCLK_OUT, TIM5_CHA."
      },
      {
        "number": "55",
        "name": "PA10/COM1",
        "type": "bidirectional",
        "description": "Port PA10 with LCD common output COM1 and digital functions UART0_RXD, TIM3_CH2A, TIM2_BK, I2C0_SDA, TIM2_GATE, PCLK_OUT, TIM6_CHA."
      },
      {
        "number": "56",
        "name": "PA11/COM2",
        "type": "bidirectional",
        "description": "Port PA11 with LCD common output COM2 and digital functions UART0_CTS, TIM3_GATE, I2C1_SCL, VC0_OUT, SPI0_MISO, TIM4_CHB."
      },
      {
        "number": "57",
        "name": "PA12/COM3",
        "type": "bidirectional",
        "description": "Port PA12 with LCD common output COM3 and digital functions UART0_RTS, TIM3_ETR, I2C1_SDA, VC1_OUT, SPI0_MOSI, PCNT_S0."
      },
      {
        "number": "58",
        "name": "PA13/SWDIO",
        "type": "bidirectional",
        "description": "Serial-wire debug data I/O (SWDIO) and port PA13, also with digital functions IR_OUT, UART0_RXD, LVD_OUT, TIM3_ETR, RTC_1HZ, PCNT_S1, VC2_OUT."
      },
      {
        "number": "59",
        "name": "PF06",
        "type": "bidirectional",
        "description": "Port PF06 general-purpose I/O with digital functions I2C1_SCL, LPUART1_CTS, UART0_CTS."
      },
      {
        "number": "60",
        "name": "PF07",
        "type": "bidirectional",
        "description": "Port PF07 general-purpose I/O with digital functions I2C1_SDA, LPUART1_RTS, UART0_RTS."
      },
      {
        "number": "61",
        "name": "PA14/SWCLK",
        "type": "bidirectional",
        "description": "Serial-wire debug clock (SWCLK) and port PA14, also with digital functions UART1_TXD, UART0_TXD, TIM3_CH2A, LVD_OUT, RCH_OUT, RCL_OUT, PLL_OUT."
      },
      {
        "number": "62",
        "name": "PA15",
        "type": "bidirectional",
        "description": "Port PA15 general-purpose I/O with digital functions SPI0_CS, UART1_RXD, LPUART1_RTS, TIM0_ETR, TIM0_CHA, TIM3_CH1A."
      },
      {
        "number": "63",
        "name": "PC10/COM4/SEG39",
        "type": "bidirectional",
        "description": "Port PC10 with LCD common output COM4 and segment output SEG39, digital functions LPUART1_TXD, LPUART0_TXD, PCA_CH2."
      },
      {
        "number": "64",
        "name": "PC11/COM5/SEG38",
        "type": "bidirectional",
        "description": "Port PC11 with LCD common output COM5 and segment output SEG38, digital functions LPUART1_RXD, LPUART0_RXD, PCA_CH3, PCNT_S0FO."
      },
      {
        "number": "65",
        "name": "PC12/COM6/SEG37",
        "type": "bidirectional",
        "description": "Port PC12 with LCD common output COM6 and segment output SEG37, digital functions LPUART0_TXD, LPUART1_TXD, PCA_CH4, PCNT_S1FO."
      },
      {
        "number": "66",
        "name": "PD00",
        "type": "bidirectional",
        "description": "Port PD00 general-purpose I/O with digital function SPI1_CS."
      },
      {
        "number": "67",
        "name": "PD01",
        "type": "bidirectional",
        "description": "Port PD01 general-purpose I/O with digital function SPI1_SCK."
      },
      {
        "number": "68",
        "name": "PD02/COM7/SEG36",
        "type": "bidirectional",
        "description": "Port PD02 with LCD common output COM7 and segment output SEG36, digital functions PCA_ECI, LPUART0_RTS, TIM1_ETR."
      },
      {
        "number": "69",
        "name": "PD03",
        "type": "bidirectional",
        "description": "Port PD03 general-purpose I/O with digital functions UART1_CTS, SPI1_MISO, LPTIM1_TOG."
      },
      {
        "number": "70",
        "name": "PD04",
        "type": "bidirectional",
        "description": "Port PD04 general-purpose I/O with digital functions UART1_RTS, SPI1_MOSI, LPTIM1_TOGN."
      },
      {
        "number": "71",
        "name": "PB03/SEG35/VLCDH",
        "type": "bidirectional",
        "description": "Port PB03 with LCD segment output SEG35 and LCD voltage pin VLCDH (external resistor/capacitor mode), digital functions SPI0_SCK, TIM0_CHB, TIM1_GATE, TIM3_CH0A, LPTIM_GATE, XTL_OUT, XTH_OUT."
      },
      {
        "number": "72",
        "name": "PB04/SEG34/VLCD3",
        "type": "bidirectional",
        "description": "Port PB04 with LCD segment output SEG34 and LCD voltage pin VLCD3 (external resistor/capacitor mode), digital functions SPI0_MISO, PCA_CH0, TIM2_BK, UART0_CTS, TIM2_GATE, TIM3_CH0B, LPTIM_ETR."
      },
      {
        "number": "73",
        "name": "PB05/SEG33/VLCD2",
        "type": "bidirectional",
        "description": "Port PB05 with LCD segment output SEG33 and LCD voltage pin VLCD2 (external resistor/capacitor mode), digital functions SPI0_MOSI, TIM1_BK, PCA_CH1, LPTIM_GATE, PCNT_S0, UART0_RTS."
      },
      {
        "number": "74",
        "name": "PB06/SEG32/VLCD1",
        "type": "bidirectional",
        "description": "Port PB06 with LCD segment output SEG32 and LCD voltage pin VLCD1 (external resistor/capacitor mode), digital functions I2C0_SCL, UART0_TXD, TIM1_CHB, TIM0_CHA, LPTIM_ETR, TIM3_CH0A, LPTIM_TOG."
      },
      {
        "number": "75",
        "name": "PB07/SEG31",
        "type": "bidirectional",
        "description": "Port PB07 with LCD segment output SEG31 and digital functions I2C0_SDA, UART0_RXD, TIM2_CHB, LPUART1_CTS, TIM0_CHB, LPTIM_TOGN, PCNT_S1; also an LVD monitor input."
      },
      {
        "number": "76",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode select sampled at reset: high selects ISP programming mode, low selects user mode running Flash code with SWD programming; the datasheet associates this pin with PF11."
      },
      {
        "number": "77",
        "name": "PB08/SEG29",
        "type": "bidirectional",
        "description": "Port PB08 with LCD segment output SEG29 and digital functions I2C0_SCL, TIM1_CHA, TIM2_CHA, TIM0_GATE, TIM3_CH2A, UART0_TXD; also an LVD monitor input."
      },
      {
        "number": "78",
        "name": "PB09/SEG28",
        "type": "bidirectional",
        "description": "Port PB09 with LCD segment output SEG28 and digital functions I2C0_SDA, IR_OUT, SPI1_CS, TIM2_CHA, TIM2_CHB, UART0_RXD."
      },
      {
        "number": "79",
        "name": "DVSS",
        "type": "power_in",
        "description": "Digital ground; must be connected to the system ground."
      },
      {
        "number": "80",
        "name": "DVCC",
        "type": "power_in",
        "description": "Digital supply, operating range 1.8-5.5 V; must be the same voltage as AVCC and decoupled with a capacitor close to the pin."
      }
    ],
    "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 for the LQFP-80 package were taken from the page 24 pin diagram (text-extracted; rotat; Pages 31-37 of the datasheet are not in the supplied text, so the per-pin LQFP100/80 function table ; Pin 76 is labelled BOOT0 on the LQFP-80 drawing, but the module table and Section 1.31 say BOOT0 is ",
          "63/80 pins cited to the wrong page (name found elsewhere): ['10:XTHO/PF01@p24', '11:RESETB@p24', '12:PC00/SEG27@p24', '13:PC01/SEG26@p24']"
        ],
        "pages_sent": 51,
        "cost_usd": 0.2537,
        "at": "2026-10-19T07:39:36"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893610800111616",
        "pages": 98,
        "sha256": "566056c166174c9d",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 80,
        "described": 80,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "hc32l176mata-lqfp80.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          14.0,
          14.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "f782bdbc6327d920be33e2b9906695d7c3690117933775c3f145eac71f2013ac",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "hc32l176mata-lqfp80-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          14.0,
          14.0,
          1.5
        ],
        "zmin_mm": 0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b214746c997ec5aa86e3c5d45dbaf9f484faeee0405d7a9c6cba506d80a9d69c",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}