component
MSP430G2231IPW4RQ1
Public Made by Adomby adom
Texas Instruments Microcontrollers (MCU/MPU/SOC), TSSOP-14. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"number": "1",
"name": "DVCC",
"type": "power_in",
"description": "Supply voltage pin for the device digital core and I/O."
},
{
"number": "2",
"name": "P1.0/TA0CLK/ACLK/A0",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as Timer0_A TACLK clock input, ACLK signal output, and ADC10 analog input A0."
},
{
"number": "3",
"name": "P1.1/TA0.0/A1",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as Timer0_A CCI0A capture input or Out0 compare output, and ADC10 analog input A1."
},
{
"number": "4",
"name": "P1.2/TA0.1/A2",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as Timer0_A CCI1A capture input or Out1 compare output, and ADC10 analog input A2."
},
{
"number": "5",
"name": "P1.3/ADC10CLK/A3/VREF-/VEREF-",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as ADC10 conversion clock output, ADC10 analog input A3, and ADC10 negative reference voltage (VREF-/VEREF-)."
},
{
"number": "6",
"name": "P1.4/SMCLK/A4/VREF+/VEREF+/TCK",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as SMCLK signal output, ADC10 analog input A4, ADC10 positive reference voltage (VREF+/VEREF+), and JTAG test clock input (TCK) for device programming and test."
},
{
"number": "7",
"name": "P1.5/TA0.0/A5/SCLK/TMS",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as Timer0_A Out0 compare output, ADC10 analog input A5, USI clock input in I2C mode or clock input/output in SPI mode, and JTAG test mode select (TMS) input."
},
{
"number": "8",
"name": "P1.6/TA0.1/A6/SDO/SCL/TDI/TCLK",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as Timer0_A CCI1A capture input or Out1 compare output, ADC10 analog input A6, USI data output in SPI mode, USI I2C clock in I2C mode, and JTAG test data input or test clock during programming and test."
},
{
"number": "9",
"name": "P1.7/SDI/SDA/A7/TDO/TDI",
"type": "bidirectional",
"description": "General-purpose digital I/O pin that also serves as ADC10 analog input A7, USI data input in SPI mode, USI I2C data in I2C mode, and JTAG test data output (TDO) or test data input (TDI) during programming and test, selected by JTAG instruction."
},
{
"number": "10",
"name": "RST/NMI/SBWTDIO",
"type": "input",
"description": "Reset input, or nonmaskable interrupt input, and Spy-Bi-Wire test data input/output during programming and test."
},
{
"number": "11",
"name": "TEST/SBWTCK",
"type": "input",
"description": "Selects test mode for the JTAG pins on Port 1, with the device protection fuse connected to TEST, and serves as Spy-Bi-Wire test clock input during programming and test."
},
{
"number": "12",
"name": "XOUT/P2.7",
"type": "bidirectional",
"description": "Output terminal of the crystal oscillator, or general-purpose digital I/O pin P2.7; if used as an input, excess current flows until P2SEL.7 is cleared."
},
{
"number": "13",
"name": "XIN/P2.6/TA0.1",
"type": "bidirectional",
"description": "Input terminal of the crystal oscillator, general-purpose digital I/O pin P2.6, or Timer0_A Out1 compare output."
},
{
"number": "14",
"name": "DVSS",
"type": "power_in",
"description": "Ground reference for the device digital supply."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
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"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
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"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: The provided text does not include the Absolute Maximum Ratings or Recommended Operating Conditions ; Pin 13 (XIN/P2.6/TA0.1) and pin 12 (XOUT/P2.7) types are taken as printed in Table 2 (I/O), although; Pin 10 RST/NMI/SBWTDIO is typed as input per Table 2 (I), while Spy-Bi-Wire data is described as inp"
],
"pages_sent": 22,
"cost_usd": 0.0954,
"at": "2026-10-11T05:21:38"
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"datasheet": {
"url": "https://www.ti.com/cn/lit/gpn/msp430g2231-q1",
"pages": 52,
"sha256": "7c8156f543898852",
"source_tier": "lcsc"
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"cad": "KiCad official (CC-BY-SA 4.0)",
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"metadata": {
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"Package": "TSSOP-14",
"Category": "Embedded Processors & Controllers",
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