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MSP430F2131IPWR
Public Made by Adomby adom
Texas Instruments Microcontrollers (MCU/MPU/SOC), TSSOP-20. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+56@@ -0,0 +1,56 @@+# MSP430F2131IPWR++**Texas Instruments** · Microcontrollers (MCU/MPU/SOC) · TSSOP-20++MSP430F2131IPWR from Texas Instruments, in a TSSOP-20. 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 | TEST | input | Test mode select input for JTAG pins on Port1; device protection fuse connection point. |+| 2 | VCC | power_in | Positive power supply input with operating range 1.8 V to 3.6 V. |+| 3 | P2.5/CA5 | bidirectional | Port 2 bit 5 general-purpose digital I/O; Comparator_A+ channel 5 input. |+| 4 | VSS | power_in | Ground reference (0 V). |+| 5 | XOUT/P2.7/CA7 | bidirectional | Crystal oscillator output terminal; Port 2 bit 7 general-purpose digital I/O; Comparator_A+ channel 7 input; excess current may flow if used as input until P2SEL.7 is cleared. |+| 6 | XIN/P2.6/CA6 | bidirectional | Crystal oscillator input terminal; Port 2 bit 6 general-purpose digital I/O; Comparator_A+ channel 6 input. |+| 7 | RST/NMI | input | Active-low reset signal input or nonmaskable interrupt input. |+| 8 | P2.0/ACLK/CA2 | bidirectional | Port 2 bit 0 general-purpose digital I/O; ACLK output; Comparator_A+ channel 2 input. |+| 9 | P2.1/INCLK/CA3 | bidirectional | Port 2 bit 1 general-purpose digital I/O; Timer_A clock signal input; Comparator_A+ channel 3 input. |+| 10 | P2.2/CAOUT/TA0/CA4 | bidirectional | Port 2 bit 2 general-purpose digital I/O; Timer_A capture input CCI0B and BSL receive; Comparator_A+ output; Comparator_A+ channel 4 input. |+| 11 | P2.3/TA1/CA0 | bidirectional | Port 2 bit 3 general-purpose digital I/O; Timer_A compare output TA1; Comparator_A+ channel 0 input. |+| 12 | P2.4/TA2/CA1 | bidirectional | Port 2 bit 4 general-purpose digital I/O; Timer_A compare output TA2; Comparator_A+ channel 1 input. |+| 13 | P1.0/TACLK | bidirectional | Port 1 bit 0 general-purpose digital I/O; Timer_A clock signal input TACLK. |+| 14 | P1.1/TA0 | bidirectional | Port 1 bit 1 general-purpose digital I/O; Timer_A capture input CCI0A and compare output; BSL transmit function. |+| 15 | P1.2/TA1 | bidirectional | Port 1 bit 2 general-purpose digital I/O; Timer_A capture input CCI1A and compare output. |+| 16 | P1.3/TA2 | bidirectional | Port 1 bit 3 general-purpose digital I/O; Timer_A capture input CCI2A and compare output. |+| 17 | P1.4/SMCLK/TCK | bidirectional | Port 1 bit 4 general-purpose digital I/O; SMCLK output; JTAG test clock input for device programming. |+| 18 | P1.5/TA0/TMS | bidirectional | Port 1 bit 5 general-purpose digital I/O; Timer_A compare output; JTAG test mode select input for device programming. |+| 19 | P1.6/TA1/TDI/TCLK | bidirectional | Port 1 bit 6 general-purpose digital I/O; Timer_A compare output; JTAG test data input or test clock input for device programming. |+| 20 | P1.7/TA2/TDO/TDI | bidirectional | Port 1 bit 7 general-purpose digital I/O; Timer_A compare output; JTAG test data output or test data input for device programming. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | TSSOP-20 |+| Category | Embedded Processors & Controllers |+| Pins | 20 |++## CAD (KiCad official)++- Symbol: `MSP430F2131IPWR`+- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`+- 3D model: TSSOP-20 (KiCad packages3D, STEP)+- 3D model files: `msp430f2131ipwr-etched.step` / `msp430f2131ipwr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `msp430f2131ipwr.step` / `msp430f2131ipwr.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/msp430f2131) (68 pp, sha256 `0997b19db742fa9b`, retrieved 2026-10-07, tier: lcsc)+- **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/msp430f2131ipwr-datasheet.pdf)
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device protection fuse connection point."+ },+ {+ "number": "2",+ "name": "VCC",+ "type": "power_in",+ "description": "Positive power supply input with operating range 1.8 V to 3.6 V."+ },+ {+ "number": "3",+ "name": "P2.5/CA5",+ "type": "bidirectional",+ "description": "Port 2 bit 5 general-purpose digital I/O; Comparator_A+ channel 5 input."+ },+ {+ "number": "4",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground reference (0 V)."+ },+ {+ "number": "5",+ "name": "XOUT/P2.7/CA7",+ "type": "bidirectional",+ "description": "Crystal oscillator output terminal; Port 2 bit 7 general-purpose digital I/O; Comparator_A+ channel 7 input; excess current may flow if used as input until P2SEL.7 is cleared."+ },+ {+ "number": "6",+ "name": "XIN/P2.6/CA6",+ "type": "bidirectional",+ "description": "Crystal oscillator input terminal; Port 2 bit 6 general-purpose digital I/O; Comparator_A+ channel 6 input."+ },+ {+ "number": "7",+ "name": "RST/NMI",+ "type": "input",+ "description": "Active-low reset signal input or nonmaskable interrupt input."+ },+ {+ "number": "8",+ "name": "P2.0/ACLK/CA2",+ "type": "bidirectional",+ "description": "Port 2 bit 0 general-purpose digital I/O; ACLK output; Comparator_A+ channel 2 input."+ },+ {+ "number": "9",+ "name": "P2.1/INCLK/CA3",+ "type": "bidirectional",+ "description": "Port 2 bit 1 general-purpose digital I/O; Timer_A clock signal input; Comparator_A+ channel 3 input."+ },+ {+ "number": "10",+ "name": "P2.2/CAOUT/TA0/CA4",+ "type": "bidirectional",+ "description": "Port 2 bit 2 general-purpose digital I/O; Timer_A capture input CCI0B and BSL receive; Comparator_A+ output; Comparator_A+ channel 4 input."+ },+ {+ "number": "11",+ "name": "P2.3/TA1/CA0",+ "type": "bidirectional",+ "description": "Port 2 bit 3 general-purpose digital I/O; Timer_A compare output TA1; Comparator_A+ channel 0 input."+ },+ {+ "number": "12",+ "name": "P2.4/TA2/CA1",+ "type": "bidirectional",+ "description": "Port 2 bit 4 general-purpose digital I/O; Timer_A compare output TA2; Comparator_A+ channel 1 input."+ },+ {+ "number": "13",+ "name": "P1.0/TACLK",+ "type": "bidirectional",+ "description": "Port 1 bit 0 general-purpose digital I/O; Timer_A clock signal input TACLK."+ },+ {+ "number": "14",+ "name": "P1.1/TA0",+ "type": "bidirectional",+ "description": "Port 1 bit 1 general-purpose digital I/O; Timer_A capture input CCI0A and compare output; BSL transmit function."+ },+ {+ "number": "15",+ "name": "P1.2/TA1",+ "type": "bidirectional",+ "description": "Port 1 bit 2 general-purpose digital I/O; Timer_A capture input CCI1A and compare output."+ },+ {+ "number": "16",+ "name": "P1.3/TA2",+ "type": "bidirectional",+ "description": "Port 1 bit 3 general-purpose digital I/O; Timer_A capture input CCI2A and compare output."+ },+ {+ "number": "17",+ "name": "P1.4/SMCLK/TCK",+ "type": "bidirectional",+ "description": "Port 1 bit 4 general-purpose digital I/O; SMCLK output; JTAG test clock input for device programming."+ },+ {+ "number": "18",+ "name": "P1.5/TA0/TMS",+ "type": "bidirectional",+ "description": "Port 1 bit 5 general-purpose digital I/O; Timer_A compare output; JTAG test mode select input for device programming."+ },+ {+ "number": "19",+ "name": "P1.6/TA1/TDI/TCLK",+ "type": "bidirectional",+ "description": "Port 1 bit 6 general-purpose digital I/O; Timer_A compare output; JTAG test data input or test clock input for device programming."+ },+ {+ "number": "20",+ "name": "P1.7/TA2/TDO/TDI",+ "type": "bidirectional",+ "description": "Port 1 bit 7 general-purpose digital I/O; Timer_A compare output; JTAG test data output or test data input for device programming."+ }+ ],+ "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: Table 2 header structure is ambiguous regarding whether the second pin number column applies to PW, "+ ],+ "pages_sent": 25,+ "cost_usd": 0.3134,+ "at": "2026-10-07T01:40:05"+ },+ "datasheet": {+ "url": "https://www.ti.com/cn/lit/gpn/msp430f2131",+ "pages": 68,+ "sha256": "0997b19db742fa9b",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 20,+ "described": 20,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "msp430f2131ipwr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 6.5,+ 1.2+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "97339947f3a7196470ec2f1d9f9b92bb2fc2ab66ad53be0cf105192585ef3c9a",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "msp430f2131ipwr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 6.4,+ 6.5,+ 1.2+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "7c4fee3c546e619b71094557e6a4617ed089042b23dbc6904815ff838953c02f",+ "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]"+ }+}