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MSP430F5521IPNR
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Texas Instruments Microcontrollers (MCU/MPU/SOC), LQFP-80(12x12). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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README.mdadded+117@@ -0,0 +1,117 @@+# MSP430F5521IPNR++**Texas Instruments** · Microcontrollers (MCU/MPU/SOC) · LQFP-80(12x12)++MSP430F5521IPNR from Texas Instruments, in a LQFP-80(12x12). 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 | P6.4/CB4/A4 | bidirectional | General-purpose digital I/O with Comparator_B input CB4 and ADC12 analog input A4. |+| 2 | P6.5/CB5/A5 | bidirectional | General-purpose digital I/O with Comparator_B input CB5 and ADC12 analog input A5. |+| 3 | P6.6/CB6/A6 | bidirectional | General-purpose digital I/O with Comparator_B input CB6 and ADC12 analog input A6. |+| 4 | P6.7/CB7/A7 | bidirectional | General-purpose digital I/O with Comparator_B input CB7 and ADC12 analog input A7. |+| 5 | P7.0/CB8/A12 | bidirectional | General-purpose digital I/O with Comparator_B input CB8 and ADC12 analog input A12. |+| 6 | P7.1/CB9/A13 | bidirectional | General-purpose digital I/O with Comparator_B input CB9 and ADC12 analog input A13. |+| 7 | P7.2/CB10/A14 | bidirectional | General-purpose digital I/O with Comparator_B input CB10 and ADC12 analog input A14. |+| 8 | P7.3/CB11/A15 | bidirectional | General-purpose digital I/O with Comparator_B input CB11 and ADC12 analog input A15. |+| 9 | P5.0/A8/VREF+/VeREF+ | bidirectional | General-purpose digital I/O that also carries ADC12 analog input A8 and the ADC reference: VREF+ output or VeREF+ external reference input. |+| 10 | P5.1/A9/VREF-/VeREF- | bidirectional | General-purpose digital I/O that also carries ADC12 analog input A9 and the negative ADC reference: VREF- output or VeREF- external reference input. |+| 11 | AVCC1 | power_in | Analog power supply. |+| 12 | P5.4/XIN | bidirectional | General-purpose digital I/O; input terminal for crystal oscillator XT1 when crystal or bypass mode is selected. |+| 13 | P5.5/XOUT | bidirectional | General-purpose digital I/O; output terminal of crystal oscillator XT1 when crystal mode is selected. |+| 14 | AVSS1 | power_in | Analog ground supply. |+| 15 | P8.0 | bidirectional | General-purpose digital I/O (Port P8 is reduced to 3 bits in 80-pin packages). |+| 16 | P8.1 | bidirectional | General-purpose digital I/O (Port P8 is reduced to 3 bits in 80-pin packages). |+| 17 | P8.2 | bidirectional | General-purpose digital I/O (Port P8 is reduced to 3 bits in 80-pin packages). |+| 18 | DVCC1 | power_in | Digital power supply. |+| 19 | DVSS1 | power_in | Digital ground supply. |+| 20 | VCORE | power_out | Regulated core power supply output for internal use only; no external current loading is possible, so connect only the recommended VCORE capacitor. |+| 21 | P1.0/TA0CLK/ACLK | bidirectional | General-purpose digital I/O with port interrupt; TA0 clock input TA0CLK, or ACLK output divided by 1, 2, 4, 8, 16 or 32. |+| 22 | P1.1/TA0.0 | bidirectional | General-purpose digital I/O with port interrupt; TA0 CCR0 capture input CCI0A or compare output Out0, and BSL transmit output. |+| 23 | P1.2/TA0.1 | bidirectional | General-purpose digital I/O with port interrupt; TA0 CCR1 capture input CCI1A or compare output Out1, and BSL receive input. |+| 24 | P1.3/TA0.2 | bidirectional | General-purpose digital I/O with port interrupt; TA0 CCR2 capture input CCI2A or compare output Out2. |+| 25 | P1.4/TA0.3 | bidirectional | General-purpose digital I/O with port interrupt; TA0 CCR3 capture input CCI3A or compare output Out3. |+| 26 | P1.5/TA0.4 | bidirectional | General-purpose digital I/O with port interrupt; TA0 CCR4 capture input CCI4A or compare output Out4. |+| 27 | P1.6/TA1CLK/CBOUT | bidirectional | General-purpose digital I/O with port interrupt; TA1 clock input TA1CLK or Comparator_B output CBOUT. |+| 28 | P1.7/TA1.0 | bidirectional | General-purpose digital I/O with port interrupt; TA1 CCR0 capture input CCI0A or compare output Out0. |+| 29 | P2.0/TA1.1 | bidirectional | General-purpose digital I/O with port interrupt; TA1 CCR1 capture input CCI1A or compare output Out1. |+| 30 | P2.1/TA1.2 | bidirectional | General-purpose digital I/O with port interrupt; TA1 CCR2 capture input CCI2A or compare output Out2. |+| 31 | P2.2/TA2CLK/SMCLK | bidirectional | General-purpose digital I/O with port interrupt; TA2 clock input TA2CLK or SMCLK output. |+| 32 | P2.3/TA2.0 | bidirectional | General-purpose digital I/O with port interrupt; TA2 CCR0 capture input CCI0A or compare output Out0. |+| 33 | P2.4/TA2.1 | bidirectional | General-purpose digital I/O with port interrupt; TA2 CCR1 capture input CCI1A or compare output Out1. |+| 34 | P2.5/TA2.2 | bidirectional | General-purpose digital I/O with port interrupt; TA2 CCR2 capture input CCI2A or compare output Out2. |+| 35 | P2.6/RTCCLK/DMAE0 | bidirectional | General-purpose digital I/O with port interrupt; RTC clock output for calibration or DMA external trigger input DMAE0. |+| 36 | P2.7/UCB0STE/UCA0CLK | bidirectional | General-purpose digital I/O with port interrupt; USCI_B0 SPI slave transmit enable, or USCI_A0 clock input/output in SPI mode. |+| 37 | P3.0/UCB0SIMO/UCB0SDA | bidirectional | General-purpose digital I/O; USCI_B0 SPI slave-in/master-out, or USCI_B0 I2C data. |+| 38 | P3.1/UCB0SOMI/UCB0SCL | bidirectional | General-purpose digital I/O; USCI_B0 SPI slave-out/master-in, or USCI_B0 I2C clock. |+| 39 | P3.2/UCB0CLK/UCA0STE | bidirectional | General-purpose digital I/O; USCI_B0 SPI clock input/output, or USCI_A0 SPI slave transmit enable. |+| 40 | P3.3/UCA0TXD/UCA0SIMO | bidirectional | General-purpose digital I/O; USCI_A0 UART transmit data, or USCI_A0 SPI slave-in/master-out. |+| 41 | P3.4/UCA0RXD/UCA0SOMI | bidirectional | General-purpose digital I/O; USCI_A0 UART receive data, or USCI_A0 SPI slave-out/master-in. |+| 42 | P3.5/TB0.5 | bidirectional | General-purpose digital I/O; TB0 CCR5 capture input CCI5A or compare output Out5. |+| 43 | P3.6/TB0.6 | bidirectional | General-purpose digital I/O; TB0 CCR6 capture input CCI6A or compare output Out6. |+| 44 | P3.7/TB0OUTH/SVMOUT | bidirectional | General-purpose digital I/O; TB0OUTH switches all TB0 PWM outputs to high impedance, or SVM output SVMOUT. |+| 45 | P4.0/PM_UCB1STE/PM_UCA1CLK | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave transmit enable or USCI_A1 clock input/output. |+| 46 | P4.1/PM_UCB1SIMO/PM_UCB1SDA | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave-in/master-out or USCI_B1 I2C data. |+| 47 | P4.2/PM_UCB1SOMI/PM_UCB1SCL | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave-out/master-in or USCI_B1 I2C clock. |+| 48 | P4.3/PM_UCB1CLK/PM_UCA1STE | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI clock input/output or USCI_A1 SPI slave transmit enable. |+| 49 | DVSS2 | power_in | Digital ground supply. |+| 50 | DVCC2 | power_in | Digital power supply. |+| 51 | P4.4/PM_UCA1TXD/PM_UCA1SIMO | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_A1 UART transmit data or USCI_A1 SPI slave-in/master-out. |+| 52 | P4.5/PM_UCA1RXD/PM_UCA1SOMI | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_A1 UART receive data or USCI_A1 SPI slave-out/master-in. |+| 53 | P4.6/PM_NONE | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping has no secondary function. |+| 54 | P4.7/PM_NONE | bidirectional | General-purpose digital I/O with reconfigurable port mapping; default mapping has no secondary function. |+| 55 | P5.6/TB0.0 | bidirectional | General-purpose digital I/O; TB0 CCR0 capture input CCI0A or compare output Out0. |+| 56 | P5.7/TB0.1 | bidirectional | General-purpose digital I/O; TB0 CCR1 capture input CCI1A or compare output Out1. |+| 57 | P7.4/TB0.2 | bidirectional | General-purpose digital I/O; TB0 CCR2 capture input CCI2A or compare output Out2. |+| 58 | P7.5/TB0.3 | bidirectional | General-purpose digital I/O; TB0 CCR3 capture input CCI3A or compare output Out3. |+| 59 | P7.6/TB0.4 | bidirectional | General-purpose digital I/O; TB0 CCR4 capture input CCI4A or compare output Out4. |+| 60 | P7.7/TB0CLK/MCLK | bidirectional | General-purpose digital I/O; TB0 clock input TBCLK or MCLK output. |+| 61 | VSSU | power_in | USB PHY ground supply. |+| 62 | PU.0/DP | bidirectional | General-purpose digital I/O controlled by the USB control register; USB data terminal DP. |+| 63 | PUR | bidirectional | USB pullup resistor pin (open drain); its voltage level selects the default USB BSL, and a 1-MΩ resistor to ground is recommended. |+| 64 | PU.1/DM | bidirectional | General-purpose digital I/O controlled by the USB control register; USB data terminal DM. |+| 65 | VBUS | power_in | USB LDO input; connect to the USB power source. |+| 66 | VUSB | power_out | USB LDO output. |+| 67 | V18 | power_out | USB regulated power for internal use only; no external current loading. |+| 68 | AVSS2 | power_in | Analog ground supply. |+| 69 | P5.2/XT2IN | bidirectional | General-purpose digital I/O; input terminal for crystal oscillator XT2. |+| 70 | P5.3/XT2OUT | bidirectional | General-purpose digital I/O; output terminal of crystal oscillator XT2. |+| 71 | TEST/SBWTCK | input | Test mode pin that selects 4-wire JTAG operation; Spy-Bi-Wire input clock when Spy-Bi-Wire is active. |+| 72 | PJ.0/TDO | bidirectional | General-purpose digital I/O; JTAG test data output port. |+| 73 | PJ.1/TDI/TCLK | bidirectional | General-purpose digital I/O; JTAG test data input and test clock input. |+| 74 | PJ.2/TMS | bidirectional | General-purpose digital I/O; JTAG test mode select. |+| 75 | PJ.3/TCK | bidirectional | General-purpose digital I/O; JTAG test clock. |+| 76 | RST/NMI/SBWTDIO | bidirectional | Active-low reset input (internal pullup enabled by default when used as reset), nonmaskable interrupt input, and Spy-Bi-Wire data input/output. |+| 77 | P6.0/CB0/A0 | bidirectional | General-purpose digital I/O with Comparator_B input CB0 and ADC12 analog input A0. |+| 78 | P6.1/CB1/A1 | bidirectional | General-purpose digital I/O with Comparator_B input CB1 and ADC12 analog input A1. |+| 79 | P6.2/CB2/A2 | bidirectional | General-purpose digital I/O with Comparator_B input CB2 and ADC12 analog input A2. |+| 80 | P6.3/CB3/A3 | bidirectional | General-purpose digital I/O with Comparator_B input CB3 and ADC12 analog input A3. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | Texas Instruments |+| Package | LQFP-80(12x12) |+| Category | Embedded Processors & Controllers |+| Pins | 80 |++## CAD (KiCad official)++- Symbol: `MSP430F5521IPNR`+- Footprint: `Package_QFP:LQFP-80_12x12mm_P0.5mm`+- 3D model: LQFP-80(12x12) (KiCad packages3D, STEP)+- 3D model files: `msp430f5521ipnr-etched.step` / `msp430f5521ipnr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `msp430f5521ipnr.step` / `msp430f5521ipnr.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [Texas Instruments datasheet](http://www.ti.com/cn/lit/gpn/msp430f5524) (143 pp, sha256 `50bf3d1f5e7fb9ee`, retrieved 2026-10-08, 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-5-5` (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/msp430f5521ipnr-datasheet.pdf)
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input terminal for crystal oscillator XT1 when crystal or bypass mode is selected."+ },+ {+ "number": "13",+ "name": "P5.5/XOUT",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; output terminal of crystal oscillator XT1 when crystal mode is selected."+ },+ {+ "number": "14",+ "name": "AVSS1",+ "type": "power_in",+ "description": "Analog ground supply."+ },+ {+ "number": "15",+ "name": "P8.0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O (Port P8 is reduced to 3 bits in 80-pin packages)."+ },+ {+ "number": "16",+ "name": "P8.1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O (Port P8 is reduced to 3 bits in 80-pin packages)."+ },+ {+ "number": "17",+ "name": "P8.2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O (Port P8 is reduced to 3 bits in 80-pin packages)."+ },+ {+ "number": "18",+ "name": "DVCC1",+ "type": "power_in",+ "description": "Digital power supply."+ },+ {+ "number": "19",+ "name": "DVSS1",+ "type": "power_in",+ "description": "Digital ground supply."+ },+ {+ "number": "20",+ "name": "VCORE",+ "type": "power_out",+ "description": "Regulated core power supply output for internal use only; no external current loading is possible, so connect only the recommended VCORE capacitor."+ },+ {+ "number": "21",+ "name": "P1.0/TA0CLK/ACLK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA0 clock input TA0CLK, or ACLK output divided by 1, 2, 4, 8, 16 or 32."+ },+ {+ "number": "22",+ "name": "P1.1/TA0.0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA0 CCR0 capture input CCI0A or compare output Out0, and BSL transmit output."+ },+ {+ "number": "23",+ "name": "P1.2/TA0.1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA0 CCR1 capture input CCI1A or compare output Out1, and BSL receive input."+ },+ {+ "number": "24",+ "name": "P1.3/TA0.2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA0 CCR2 capture input CCI2A or compare output Out2."+ },+ {+ "number": "25",+ "name": "P1.4/TA0.3",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA0 CCR3 capture input CCI3A or compare output Out3."+ },+ {+ "number": "26",+ "name": "P1.5/TA0.4",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA0 CCR4 capture input CCI4A or compare output Out4."+ },+ {+ "number": "27",+ "name": "P1.6/TA1CLK/CBOUT",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA1 clock input TA1CLK or Comparator_B output CBOUT."+ },+ {+ "number": "28",+ "name": "P1.7/TA1.0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA1 CCR0 capture input CCI0A or compare output Out0."+ },+ {+ "number": "29",+ "name": "P2.0/TA1.1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA1 CCR1 capture input CCI1A or compare output Out1."+ },+ {+ "number": "30",+ "name": "P2.1/TA1.2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA1 CCR2 capture input CCI2A or compare output Out2."+ },+ {+ "number": "31",+ "name": "P2.2/TA2CLK/SMCLK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA2 clock input TA2CLK or SMCLK output."+ },+ {+ "number": "32",+ "name": "P2.3/TA2.0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA2 CCR0 capture input CCI0A or compare output Out0."+ },+ {+ "number": "33",+ "name": "P2.4/TA2.1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA2 CCR1 capture input CCI1A or compare output Out1."+ },+ {+ "number": "34",+ "name": "P2.5/TA2.2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; TA2 CCR2 capture input CCI2A or compare output Out2."+ },+ {+ "number": "35",+ "name": "P2.6/RTCCLK/DMAE0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; RTC clock output for calibration or DMA external trigger input DMAE0."+ },+ {+ "number": "36",+ "name": "P2.7/UCB0STE/UCA0CLK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with port interrupt; USCI_B0 SPI slave transmit enable, or USCI_A0 clock input/output in SPI mode."+ },+ {+ "number": "37",+ "name": "P3.0/UCB0SIMO/UCB0SDA",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; USCI_B0 SPI slave-in/master-out, or USCI_B0 I2C data."+ },+ {+ "number": "38",+ "name": "P3.1/UCB0SOMI/UCB0SCL",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; USCI_B0 SPI slave-out/master-in, or USCI_B0 I2C clock."+ },+ {+ "number": "39",+ "name": "P3.2/UCB0CLK/UCA0STE",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; USCI_B0 SPI clock input/output, or USCI_A0 SPI slave transmit enable."+ },+ {+ "number": "40",+ "name": "P3.3/UCA0TXD/UCA0SIMO",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; USCI_A0 UART transmit data, or USCI_A0 SPI slave-in/master-out."+ },+ {+ "number": "41",+ "name": "P3.4/UCA0RXD/UCA0SOMI",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; USCI_A0 UART receive data, or USCI_A0 SPI slave-out/master-in."+ },+ {+ "number": "42",+ "name": "P3.5/TB0.5",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR5 capture input CCI5A or compare output Out5."+ },+ {+ "number": "43",+ "name": "P3.6/TB0.6",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR6 capture input CCI6A or compare output Out6."+ },+ {+ "number": "44",+ "name": "P3.7/TB0OUTH/SVMOUT",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0OUTH switches all TB0 PWM outputs to high impedance, or SVM output SVMOUT."+ },+ {+ "number": "45",+ "name": "P4.0/PM_UCB1STE/PM_UCA1CLK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave transmit enable or USCI_A1 clock input/output."+ },+ {+ "number": "46",+ "name": "P4.1/PM_UCB1SIMO/PM_UCB1SDA",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave-in/master-out or USCI_B1 I2C data."+ },+ {+ "number": "47",+ "name": "P4.2/PM_UCB1SOMI/PM_UCB1SCL",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI slave-out/master-in or USCI_B1 I2C clock."+ },+ {+ "number": "48",+ "name": "P4.3/PM_UCB1CLK/PM_UCA1STE",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_B1 SPI clock input/output or USCI_A1 SPI slave transmit enable."+ },+ {+ "number": "49",+ "name": "DVSS2",+ "type": "power_in",+ "description": "Digital ground supply."+ },+ {+ "number": "50",+ "name": "DVCC2",+ "type": "power_in",+ "description": "Digital power supply."+ },+ {+ "number": "51",+ "name": "P4.4/PM_UCA1TXD/PM_UCA1SIMO",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_A1 UART transmit data or USCI_A1 SPI slave-in/master-out."+ },+ {+ "number": "52",+ "name": "P4.5/PM_UCA1RXD/PM_UCA1SOMI",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping is USCI_A1 UART receive data or USCI_A1 SPI slave-out/master-in."+ },+ {+ "number": "53",+ "name": "P4.6/PM_NONE",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping has no secondary function."+ },+ {+ "number": "54",+ "name": "P4.7/PM_NONE",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with reconfigurable port mapping; default mapping has no secondary function."+ },+ {+ "number": "55",+ "name": "P5.6/TB0.0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR0 capture input CCI0A or compare output Out0."+ },+ {+ "number": "56",+ "name": "P5.7/TB0.1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR1 capture input CCI1A or compare output Out1."+ },+ {+ "number": "57",+ "name": "P7.4/TB0.2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR2 capture input CCI2A or compare output Out2."+ },+ {+ "number": "58",+ "name": "P7.5/TB0.3",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR3 capture input CCI3A or compare output Out3."+ },+ {+ "number": "59",+ "name": "P7.6/TB0.4",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 CCR4 capture input CCI4A or compare output Out4."+ },+ {+ "number": "60",+ "name": "P7.7/TB0CLK/MCLK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; TB0 clock input TBCLK or MCLK output."+ },+ {+ "number": "61",+ "name": "VSSU",+ "type": "power_in",+ "description": "USB PHY ground supply."+ },+ {+ "number": "62",+ "name": "PU.0/DP",+ "type": "bidirectional",+ "description": "General-purpose digital I/O controlled by the USB control register; USB data terminal DP."+ },+ {+ "number": "63",+ "name": "PUR",+ "type": "bidirectional",+ "description": "USB pullup resistor pin (open drain); its voltage level selects the default USB BSL, and a 1-MΩ resistor to ground is recommended."+ },+ {+ "number": "64",+ "name": "PU.1/DM",+ "type": "bidirectional",+ "description": "General-purpose digital I/O controlled by the USB control register; USB data terminal DM."+ },+ {+ "number": "65",+ "name": "VBUS",+ "type": "power_in",+ "description": "USB LDO input; connect to the USB power source."+ },+ {+ "number": "66",+ "name": "VUSB",+ "type": "power_out",+ "description": "USB LDO output."+ },+ {+ "number": "67",+ "name": "V18",+ "type": "power_out",+ "description": "USB regulated power for internal use only; no external current loading."+ },+ {+ "number": "68",+ "name": "AVSS2",+ "type": "power_in",+ "description": "Analog ground supply."+ },+ {+ "number": "69",+ "name": "P5.2/XT2IN",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; input terminal for crystal oscillator XT2."+ },+ {+ "number": "70",+ "name": "P5.3/XT2OUT",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; output terminal of crystal oscillator XT2."+ },+ {+ "number": "71",+ "name": "TEST/SBWTCK",+ "type": "input",+ "description": "Test mode pin that selects 4-wire JTAG operation; Spy-Bi-Wire input clock when Spy-Bi-Wire is active."+ },+ {+ "number": "72",+ "name": "PJ.0/TDO",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; JTAG test data output port."+ },+ {+ "number": "73",+ "name": "PJ.1/TDI/TCLK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; JTAG test data input and test clock input."+ },+ {+ "number": "74",+ "name": "PJ.2/TMS",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; JTAG test mode select."+ },+ {+ "number": "75",+ "name": "PJ.3/TCK",+ "type": "bidirectional",+ "description": "General-purpose digital I/O; JTAG test clock."+ },+ {+ "number": "76",+ "name": "RST/NMI/SBWTDIO",+ "type": "bidirectional",+ "description": "Active-low reset input (internal pullup enabled by default when used as reset), nonmaskable interrupt input, and Spy-Bi-Wire data input/output."+ },+ {+ "number": "77",+ "name": "P6.0/CB0/A0",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with Comparator_B input CB0 and ADC12 analog input A0."+ },+ {+ "number": "78",+ "name": "P6.1/CB1/A1",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with Comparator_B input CB1 and ADC12 analog input A1."+ },+ {+ "number": "79",+ "name": "P6.2/CB2/A2",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with Comparator_B input CB2 and ADC12 analog input A2."+ },+ {+ "number": "80",+ "name": "P6.3/CB3/A3",+ "type": "bidirectional",+ "description": "General-purpose digital I/O with Comparator_B input CB3 and ADC12 analog input A3."+ }+ ],+ "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-to-number mapping taken from the PN column of Table 4-1 (pages 15-19) and cross-checked against ; Pin types are the datasheet's I/O designations mapped to KiCad classes. Multiplexed port pins are ma; Pin descriptions are condensed to one sentence each from the Table 4-1 signal descriptions. Electric"+ ],+ "pages_sent": 64,+ "cost_usd": 0.4219,+ "at": "2026-10-08T14:51:20"+ },+ "datasheet": {+ "url": "http://www.ti.com/cn/lit/gpn/msp430f5524",+ "pages": 143,+ "sha256": "50bf3d1f5e7fb9ee",+ "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": "msp430f5521ipnr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 14,+ 14,+ 1.5+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "f782bdbc6327d920be33e2b9906695d7c3690117933775c3f145eac71f2013ac",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "msp430f5521ipnr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 14,+ 14,+ 1.5+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "af9846014b9efad53d69a338bb4204d31103c960d6c618b4f21ec6fc0f943acb",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}