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Initial commit: component/f280049pms

Ray ·4e30bddbc9 ·15h ago
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README.mdadded+101
@@ -0,0 +1,101 @@+# F280049PMS++**Texas Instruments** · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)++F280049PMS from Texas Instruments, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | GPIO29 | bidirectional | General Purpose Input/Output 29 with programmable functionality including communication and control peripherals. |+| 2 | GPIO28 | bidirectional | General Purpose Input/Output 28 with programmable functionality including communication and control peripherals. |+| 3 | XRSn | bidirectional | Device Reset input and Watchdog Reset output with internal pull-up; tie between 2.2kΩ to 10kΩ to VDDIO. |+| 4 | VDD | power_in | 1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin. |+| 5 | VSS | power_in | Digital ground connection. |+| 6 | A6 | input | ADC-A input 6 with optional multiplex to PGA-5 output filter (PGA5_OF). |+| 7 | B2 | input | ADC-B input 2 with optional multiplex to ADC-C input 6 (C6) or PGA-3 output filter (PGA3_OF). |+| 8 | B3 | input | ADC-B input 3 with optional external reference voltage for on-chip DAC (VDAC) and comparator inputs. |+| 9 | A2 | input | ADC-A input 2 with optional multiplex to ADC-B input 6 (B6) or PGA-1 output filter (PGA1_OF). |+| 10 | PGA1_GND | passive | PGA-1, PGA-3, and PGA-5 ground connection for Kelvin reference; connect to VSSA. |+| 11 | C4 | input | ADC-C input 4 with optional multiplex to PGA-5 input (PGA5_IN). |+| 12 | C0 | input | ADC-C input 0 with optional multiplex to PGA-1 input (PGA1_IN). |+| 13 | C2 | input | ADC-C input 2 with optional multiplex to PGA-3 input (PGA3_IN). |+| 14 | A1 | bidirectional | ADC-A input 1 with multiplex option to Buffered DAC-B output (DACB_OUT). |+| 15 | A0 | bidirectional | ADC-A input 0 with multiplex options to ADC-B input 15 (B15), ADC-C input 15 (C15), or Buffered DAC-A output (DACA_OUT). |+| 16 | VREFHIA | power_in | ADC-A, ADC-B, and ADC-C high reference voltage input/output; place minimum 2.2µF capacitor between this pin and VREFLO; do not load externally. |+| 17 | VREFLOA | power_in | ADC-A, ADC-B, and ADC-C low reference voltage input at 0V nominal. |+| 18 | C1 | input | ADC-C input 1 with optional multiplex to PGA-2 input (PGA2_IN). |+| 19 | C3 | input | ADC-C input 3 with optional multiplex to PGA-4 input (PGA4_IN). |+| 20 | PGA2_GND | passive | PGA-2, PGA-4, and PGA-6 ground connection for Kelvin reference; connect to VSSA. |+| 21 | VSSA | power_in | Analog ground connection. |+| 22 | VDDA | power_in | 3.3V analog power supply pin; place minimum 2.2µF bypass capacitor connected to VSSA. |+| 23 | A4 | input | ADC-A input 4 with optional multiplex to ADC-B input 8 (B8) or PGA-2 output filter (PGA2_OF). |+| 24 | B4 | input | ADC-B input 4 with optional multiplex to ADC-C input 8 (C8) or PGA-4 output filter (PGA4_OF). |+| 25 | A10 | input | ADC-A input 10 with optional multiplex to ADC-B input 1 (B1), ADC-C input 10 (C10), or PGA-7 output filter (PGA7_OF). |+| 26 | VSS | power_in | Digital ground connection. |+| 27 | VDD | power_in | 1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin. |+| 28 | VDDIO | power_in | 3.3V digital I/O power supply pin; place minimum 0.1µF bypass capacitor on this pin. |+| 29 | GPIO13 | bidirectional | General Purpose Input/Output 13 with programmable functionality including communication and control peripherals. |+| 30 | GPIO12 | bidirectional | General Purpose Input/Output 12 with programmable functionality including communication and control peripherals. |+| 31 | GPIO11 | bidirectional | General Purpose Input/Output 11 with programmable functionality including communication and control peripherals. |+| 32 | GPIO33 | bidirectional | General Purpose Input/Output 33 with programmable functionality including communication and control peripherals. |+| 33 | GPIO16 | bidirectional | General Purpose Input/Output 16 with programmable functionality including communication and control peripherals. |+| 34 | GPIO17 | bidirectional | General Purpose Input/Output 17 with programmable functionality including communication and control peripherals. |+| 35 | GPIO24 | bidirectional | General Purpose Input/Output 24 with programmable functionality including communication and control peripherals. |+| 36 | TCK | input | JTAG Test Clock input with internal pull-up resistor for boundary scan interface. |+| 37 | GPIO37 | bidirectional | General Purpose Input/Output 37 with default function JTAG Test Data Output (TDO); place external pull-up resistor when used as TDO. |+| 38 | TMS | input | JTAG Test Mode Select with internal pull-up; place external 2.2kΩ pull-up to VDDIO to maintain JTAG in reset during normal operation. |+| 39 | GPIO35 | bidirectional | General Purpose Input/Output 35 with default function JTAG Test Data Input (TDI); enable or provide external pull-up to avoid floating input. |+| 40 | GPIO32 | bidirectional | General Purpose Input/Output 32 with programmable functionality including communication and control peripherals. |+| 41 | GPIO18_X2 | bidirectional | General Purpose Input/Output 18 or crystal oscillator output (X2); use only when INTOSC provides system clock and X1 has external pull-down. |+| 42 | X1 | bidirectional | Crystal oscillator input or single-ended 3.3V clock input; connect quartz crystal between X1 and X2 or drive from external clock source. |+| 43 | VDDIO | power_in | 3.3V digital I/O power supply pin; place minimum 0.1µF bypass capacitor on this pin. |+| 44 | VDD | power_in | 1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin. |+| 45 | VSS | power_in | Digital ground connection. |+| 46 | VREGENZ | input | Internal regulator enable with internal pull-down; tie to VSS (low) to enable internal VREG or to VDDIO (high) to use external power supply. |+| 47 | GPIO8 | bidirectional | General Purpose Input/Output 8 with programmable functionality including communication and control peripherals. |+| 48 | GPIO4 | bidirectional | General Purpose Input/Output 4 with programmable functionality including communication and control peripherals. |+| 49 | GPIO3 | bidirectional | General Purpose Input/Output 3 with programmable functionality including communication and control peripherals. |+| 50 | GPIO2 | bidirectional | General Purpose Input/Output 2 with programmable functionality including communication and control peripherals. |+| 51 | GPIO1 | bidirectional | General Purpose Input/Output 1 with programmable functionality including communication and control peripherals. |+| 52 | GPIO0 | bidirectional | General Purpose Input/Output 0 with programmable functionality including communication and control peripherals. |+| 53 | VDDIO_SW | power_in | 3.3V power supply input for internal DC-DC regulator; place 20µF input capacitor on this pin when using internal DC-DC regulator. |+| 54 | GPIO23_VSW | bidirectional | General Purpose Input/Output 23 or internal DC-DC regulator switch output (VSW); configured via DCDCCTL register; internal capacitance approximately 100pF. |+| 55 | VSS_SW | power_in | Internal DC-DC regulator ground; must be connected to VSS pin. |+| 56 | GPIO22_VFBSW | bidirectional | General Purpose Input/Output 22 or internal DC-DC regulator feedback signal (VFBSW); configured via DCDCCTL register for direct DC-DC mode by default. |+| 57 | GPIO7 | bidirectional | General Purpose Input/Output 7 with programmable functionality including communication and control peripherals. |+| 58 | VSS | power_in | Digital ground connection. |+| 59 | VDD | power_in | 1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin. |+| 60 | VDDIO | power_in | 3.3V digital I/O power supply pin; place minimum 0.1µF bypass capacitor on this pin. |+| 61 | GPIO5 | bidirectional | General Purpose Input/Output 5 with programmable functionality including communication and control peripherals. |+| 62 | GPIO9 | bidirectional | General Purpose Input/Output 9 with programmable functionality including communication and control peripherals. |+| 63 | GPIO10 | bidirectional | General Purpose Input/Output 10 with programmable functionality including communication and control peripherals. |+| 64 | GPIO6 | bidirectional | General Purpose Input/Output 6 with programmable functionality including communication and control peripherals. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | LQFP-64(10x10) |+| Category | Embedded Processors & Controllers |+| Pins | 64 |++## CAD (KiCad official)++- Symbol: `F280049PMS`+- Footprint: `Package_QFP:LQFP-64_10x10mm_P0.5mm`+- 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)+- 3D model files: `f280049pms-etched.step` / `f280049pms-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `f280049pms.step` / `f280049pms.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tms320f280049) (277 pp, sha256 `867e7bb5ada6819c`, retrieved 2026-10-07, tier: lcsc)+- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/f280049pms-datasheet.pdf)
page.jsonadded+536
@@ -0,0 +1,536 @@+{+  "slug": "f280049pms",+  "version": "0.1.0",+  "type": "component",+  "description": "Texas Instruments 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",+    "f280049pms",+    "factory-2.0.0",+    "extractor-text"+  ],+  "dependencies": {},+  "hero": {+    "type": "image",+    "path": "docs/hero.png"+  },+  "files": [+    "page.json",+    "README.md",+    "f280049pms.kicad_sym",+    "f280049pms.kicad_mod",+    "f280049pms.glb",+    "f280049pms.step",+    "f280049pms.lbr",+    "docs/hero.png",+    "docs/f280049pms-datasheet.pdf",+    "viewers/symbol.html",+    "viewers/footprint.html",+    "f280049pms-hero.glb",+    "f280049pms-hero.overlay.json"+  ],+  "component": {+    "mpn": "F280049PMS",+    "manufacturer": "Texas Instruments",+    "package": "LQFP-64(10x10)",+    "pin_count": 64,+    "category": "Embedded Processors & Controllers",+    "subcategory": "Microcontrollers (MCU/MPU/SOC)",+    "datasheet": "https://www.ti.com/cn/lit/gpn/tms320f280049",+    "parts": {+      "symbol": "f280049pms.kicad_sym",+      "footprint": "f280049pms.kicad_mod",+      "model_3d": "f280049pms-hero.glb",+      "model_3d_plain": "f280049pms.glb",+      "model_3d_step": "f280049pms-etched.step",+      "model_3d_step_plain": "f280049pms.step",+      "lbr": "f280049pms.lbr"+    },+    "distributor_links": {+      "lcsc": "C192060",+      "digikey": "296-49638-ND",+      "mouser": "595-F280049PMS"+    },+    "distributor_check": {+      "checked_at": "2026-10-07T02:52:15Z",+      "source": "Component Ocean /api/assign-pns",+      "digikey": {+        "pn": "296-49638-ND",+        "status": "found",+        "lifecycle": "Active"+      },+      "mouser": {+        "pn": "595-F280049PMS",+        "status": "found"+      }+    },+    "pins": [+      {+        "number": "1",+        "name": "GPIO29",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 29 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "2",+        "name": "GPIO28",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 28 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "3",+        "name": "XRSn",+        "type": "bidirectional",+        "description": "Device Reset input and Watchdog Reset output with internal pull-up; tie between 2.2kΩ to 10kΩ to VDDIO."+      },+      {+        "number": "4",+        "name": "VDD",+        "type": "power_in",+        "description": "1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin."+      },+      {+        "number": "5",+        "name": "VSS",+        "type": "power_in",+        "description": "Digital ground connection."+      },+      {+        "number": "6",+        "name": "A6",+        "type": "input",+        "description": "ADC-A input 6 with optional multiplex to PGA-5 output filter (PGA5_OF)."+      },+      {+        "number": "7",+        "name": "B2",+        "type": "input",+        "description": "ADC-B input 2 with optional multiplex to ADC-C input 6 (C6) or PGA-3 output filter (PGA3_OF)."+      },+      {+        "number": "8",+        "name": "B3",+        "type": "input",+        "description": "ADC-B input 3 with optional external reference voltage for on-chip DAC (VDAC) and comparator inputs."+      },+      {+        "number": "9",+        "name": "A2",+        "type": "input",+        "description": "ADC-A input 2 with optional multiplex to ADC-B input 6 (B6) or PGA-1 output filter (PGA1_OF)."+      },+      {+        "number": "10",+        "name": "PGA1_GND",+        "type": "passive",+        "description": "PGA-1, PGA-3, and PGA-5 ground connection for Kelvin reference; connect to VSSA."+      },+      {+        "number": "11",+        "name": "C4",+        "type": "input",+        "description": "ADC-C input 4 with optional multiplex to PGA-5 input (PGA5_IN)."+      },+      {+        "number": "12",+        "name": "C0",+        "type": "input",+        "description": "ADC-C input 0 with optional multiplex to PGA-1 input (PGA1_IN)."+      },+      {+        "number": "13",+        "name": "C2",+        "type": "input",+        "description": "ADC-C input 2 with optional multiplex to PGA-3 input (PGA3_IN)."+      },+      {+        "number": "14",+        "name": "A1",+        "type": "bidirectional",+        "description": "ADC-A input 1 with multiplex option to Buffered DAC-B output (DACB_OUT)."+      },+      {+        "number": "15",+        "name": "A0",+        "type": "bidirectional",+        "description": "ADC-A input 0 with multiplex options to ADC-B input 15 (B15), ADC-C input 15 (C15), or Buffered DAC-A output (DACA_OUT)."+      },+      {+        "number": "16",+        "name": "VREFHIA",+        "type": "power_in",+        "description": "ADC-A, ADC-B, and ADC-C high reference voltage input/output; place minimum 2.2µF capacitor between this pin and VREFLO; do not load externally."+      },+      {+        "number": "17",+        "name": "VREFLOA",+        "type": "power_in",+        "description": "ADC-A, ADC-B, and ADC-C low reference voltage input at 0V nominal."+      },+      {+        "number": "18",+        "name": "C1",+        "type": "input",+        "description": "ADC-C input 1 with optional multiplex to PGA-2 input (PGA2_IN)."+      },+      {+        "number": "19",+        "name": "C3",+        "type": "input",+        "description": "ADC-C input 3 with optional multiplex to PGA-4 input (PGA4_IN)."+      },+      {+        "number": "20",+        "name": "PGA2_GND",+        "type": "passive",+        "description": "PGA-2, PGA-4, and PGA-6 ground connection for Kelvin reference; connect to VSSA."+      },+      {+        "number": "21",+        "name": "VSSA",+        "type": "power_in",+        "description": "Analog ground connection."+      },+      {+        "number": "22",+        "name": "VDDA",+        "type": "power_in",+        "description": "3.3V analog power supply pin; place minimum 2.2µF bypass capacitor connected to VSSA."+      },+      {+        "number": "23",+        "name": "A4",+        "type": "input",+        "description": "ADC-A input 4 with optional multiplex to ADC-B input 8 (B8) or PGA-2 output filter (PGA2_OF)."+      },+      {+        "number": "24",+        "name": "B4",+        "type": "input",+        "description": "ADC-B input 4 with optional multiplex to ADC-C input 8 (C8) or PGA-4 output filter (PGA4_OF)."+      },+      {+        "number": "25",+        "name": "A10",+        "type": "input",+        "description": "ADC-A input 10 with optional multiplex to ADC-B input 1 (B1), ADC-C input 10 (C10), or PGA-7 output filter (PGA7_OF)."+      },+      {+        "number": "26",+        "name": "VSS",+        "type": "power_in",+        "description": "Digital ground connection."+      },+      {+        "number": "27",+        "name": "VDD",+        "type": "power_in",+        "description": "1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin."+      },+      {+        "number": "28",+        "name": "VDDIO",+        "type": "power_in",+        "description": "3.3V digital I/O power supply pin; place minimum 0.1µF bypass capacitor on this pin."+      },+      {+        "number": "29",+        "name": "GPIO13",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 13 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "30",+        "name": "GPIO12",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 12 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "31",+        "name": "GPIO11",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 11 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "32",+        "name": "GPIO33",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 33 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "33",+        "name": "GPIO16",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 16 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "34",+        "name": "GPIO17",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 17 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "35",+        "name": "GPIO24",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 24 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "36",+        "name": "TCK",+        "type": "input",+        "description": "JTAG Test Clock input with internal pull-up resistor for boundary scan interface."+      },+      {+        "number": "37",+        "name": "GPIO37",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 37 with default function JTAG Test Data Output (TDO); place external pull-up resistor when used as TDO."+      },+      {+        "number": "38",+        "name": "TMS",+        "type": "input",+        "description": "JTAG Test Mode Select with internal pull-up; place external 2.2kΩ pull-up to VDDIO to maintain JTAG in reset during normal operation."+      },+      {+        "number": "39",+        "name": "GPIO35",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 35 with default function JTAG Test Data Input (TDI); enable or provide external pull-up to avoid floating input."+      },+      {+        "number": "40",+        "name": "GPIO32",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 32 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "41",+        "name": "GPIO18_X2",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 18 or crystal oscillator output (X2); use only when INTOSC provides system clock and X1 has external pull-down."+      },+      {+        "number": "42",+        "name": "X1",+        "type": "bidirectional",+        "description": "Crystal oscillator input or single-ended 3.3V clock input; connect quartz crystal between X1 and X2 or drive from external clock source."+      },+      {+        "number": "43",+        "name": "VDDIO",+        "type": "power_in",+        "description": "3.3V digital I/O power supply pin; place minimum 0.1µF bypass capacitor on this pin."+      },+      {+        "number": "44",+        "name": "VDD",+        "type": "power_in",+        "description": "1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin."+      },+      {+        "number": "45",+        "name": "VSS",+        "type": "power_in",+        "description": "Digital ground connection."+      },+      {+        "number": "46",+        "name": "VREGENZ",+        "type": "input",+        "description": "Internal regulator enable with internal pull-down; tie to VSS (low) to enable internal VREG or to VDDIO (high) to use external power supply."+      },+      {+        "number": "47",+        "name": "GPIO8",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 8 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "48",+        "name": "GPIO4",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 4 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "49",+        "name": "GPIO3",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 3 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "50",+        "name": "GPIO2",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 2 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "51",+        "name": "GPIO1",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 1 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "52",+        "name": "GPIO0",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 0 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "53",+        "name": "VDDIO_SW",+        "type": "power_in",+        "description": "3.3V power supply input for internal DC-DC regulator; place 20µF input capacitor on this pin when using internal DC-DC regulator."+      },+      {+        "number": "54",+        "name": "GPIO23_VSW",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 23 or internal DC-DC regulator switch output (VSW); configured via DCDCCTL register; internal capacitance approximately 100pF."+      },+      {+        "number": "55",+        "name": "VSS_SW",+        "type": "power_in",+        "description": "Internal DC-DC regulator ground; must be connected to VSS pin."+      },+      {+        "number": "56",+        "name": "GPIO22_VFBSW",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 22 or internal DC-DC regulator feedback signal (VFBSW); configured via DCDCCTL register for direct DC-DC mode by default."+      },+      {+        "number": "57",+        "name": "GPIO7",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 7 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "58",+        "name": "VSS",+        "type": "power_in",+        "description": "Digital ground connection."+      },+      {+        "number": "59",+        "name": "VDD",+        "type": "power_in",+        "description": "1.2V digital logic power supply pin; place minimum 20µF total bypass capacitance near this pin."+      },+      {+        "number": "60",+        "name": "VDDIO",+        "type": "power_in",+        "description": "3.3V digital I/O power supply pin; place minimum 0.1µF bypass capacitor on this pin."+      },+      {+        "number": "61",+        "name": "GPIO5",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 5 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "62",+        "name": "GPIO9",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 9 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "63",+        "name": "GPIO10",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 10 with programmable functionality including communication and control peripherals."+      },+      {+        "number": "64",+        "name": "GPIO6",+        "type": "bidirectional",+        "description": "General Purpose Input/Output 6 with programmable functionality including communication and control peripherals."+      }+    ],+    "provenance": {+      "extractor": "extract_pins 0.3",+      "factory_chain": {+        "factory": "2.0.0",+        "extractor": "extract_pins 0.3",+        "primary_model": "claude-haiku-4-5-20251001",+        "primary_mode": "text",+        "consensus_model": "claude-sonnet-5-5",+        "consensus": "agreed",+        "guards": "pin_guards 0.1: passed",+        "guard_notes": [+          "extractor flagged: Several pins have multiple multiplex functions (analog inputs with PGA connections and DAC outputs) ; GPIO18_X2 (pin 41) has constraints per datasheet: only usable when INTOSC provides system clock and ; GPIO23_VSW (pin 54) and GPIO22_VFBSW (pin 56) have DC-DC mode configuration; must be explicitly disa"+        ],+        "pages_sent": 146,+        "cost_usd": 1.2023,+        "at": "2026-10-07T02:51:50"+      },+      "datasheet": {+        "url": "https://www.ti.com/cn/lit/gpn/tms320f280049",+        "pages": 277,+        "sha256": "867e7bb5ada6819c",+        "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": "f280049pms.step",+        "role": "plain",+        "up": "Z",+        "units": "mm",+        "origin": "footprint origin = pad-pattern centre",+        "seat": "z = 0",+        "extents_mm": [+          12,+          12,+          1.5+        ],+        "zmin_mm": 0,+        "centre_offset_mm": 0,+        "footprint_binding": "identity",+        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",+        "checked": "2026-10-07",+        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+      },+      {+        "file": "f280049pms-etched.step",+        "role": "eda",+        "up": "Z",+        "units": "mm",+        "origin": "footprint origin = pad-pattern centre",+        "seat": "z = 0",+        "extents_mm": [+          12,+          12,+          1.5+        ],+        "zmin_mm": 0,+        "centre_offset_mm": 0,+        "footprint_binding": "identity",+        "sha256": "29e48a788a33b1f4b912d5b1a767fc1c63852de0dc07e600010fe5f6201d9d3b",+        "checked": "2026-10-07",+        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+      }+    ]+  },+  "visibility": "public",+  "org": "adom",+  "author": {+    "name": "Ray",+    "email": "[email protected]"+  }+}\ No newline at end of file