component
STM32F100RBT6B
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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README.mdadded+100@@ -0,0 +1,100 @@+# STM32F100RBT6B++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)++STM32F100RBT6B from STMicroelectronics, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | VBAT | power_in | Battery backup supply pin for real-time clock and backup registers (1.65-3.6V) |+| 2 | PC13-TAMPER-RTC | bidirectional | PC13 general-purpose I/O or TAMPER-RTC input, output limited to 2 MHz with 30 pF max load |+| 3 | PC14-OSC32_IN | bidirectional | PC14 general-purpose I/O or 32 kHz oscillator input |+| 4 | PC15-OSC32_OUT | bidirectional | PC15 general-purpose I/O or 32 kHz oscillator output |+| 5 | OSC_IN | input | 4-24 MHz crystal oscillator input pin |+| 6 | OSC_OUT | output | Crystal oscillator output pin |+| 7 | NRST | bidirectional | Active-low asynchronous reset input with open-drain output driver capability |+| 8 | PC0 | bidirectional | PC0 general-purpose I/O with ADC1_IN10 input channel alternate function |+| 9 | PC1 | bidirectional | PC1 general-purpose I/O with ADC1_IN11 input channel alternate function |+| 10 | PC2 | bidirectional | PC2 general-purpose I/O with ADC1_IN12 input channel alternate function |+| 11 | PC3 | bidirectional | PC3 general-purpose I/O with ADC1_IN13 input channel alternate function |+| 12 | VSSA | power_in | Analog ground (0V reference for analog circuits) |+| 13 | VDDA | power_in | Analog power supply pin for ADC (2.4-3.6V) |+| 14 | PA0-WKUP | bidirectional | PA0 general-purpose I/O with wakeup capability and ADC1_IN0, USART2, TIM2 alternate functions |+| 15 | PA1 | bidirectional | PA1 general-purpose I/O with USART2, ADC1_IN1, and TIM2 alternate functions |+| 16 | PA2 | bidirectional | PA2 general-purpose I/O with USART2_TX, ADC1_IN2, TIM2, and TIM15 alternate functions |+| 17 | PA3 | bidirectional | PA3 general-purpose I/O with USART2_RX, ADC1_IN3, TIM2, and TIM15 alternate functions |+| 18 | VSS_4 | power_in | Ground pin (0V power supply return) |+| 19 | VDD_4 | power_in | Digital power supply pin (2.0-3.6V) |+| 20 | PA4 | bidirectional | PA4 general-purpose I/O with SPI1, USART2, DAC1_OUT, and ADC1_IN4 alternate functions |+| 21 | PA5 | bidirectional | PA5 general-purpose I/O with SPI1_SCK, DAC2_OUT, and ADC1_IN5 alternate functions |+| 22 | PA6 | bidirectional | PA6 general-purpose I/O with SPI1_MISO, TIM3_CH1, TIM1, and TIM16 alternate functions, 5V tolerant |+| 23 | PA7 | bidirectional | PA7 general-purpose I/O with SPI1_MOSI, TIM3_CH2, TIM1_CH1N, and TIM17_CH1 alternate functions, 5V tolerant |+| 24 | PC4 | bidirectional | PC4 general-purpose I/O with ADC1_IN14 input channel alternate function |+| 25 | PC5 | bidirectional | PC5 general-purpose I/O with ADC1_IN15 input channel alternate function |+| 26 | PB0 | bidirectional | PB0 general-purpose I/O with ADC1_IN8, TIM3_CH3, and TIM1_CH2N alternate functions |+| 27 | PB1 | bidirectional | PB1 general-purpose I/O with ADC1_IN9, TIM3_CH4, and TIM1_CH3N alternate functions |+| 28 | PB2 | bidirectional | PB2 general-purpose I/O (BOOT1) pin, 5V tolerant |+| 29 | PB10 | bidirectional | PB10 general-purpose I/O with I2C2_SCL, USART3_TX, TIM2_CH3, and HDMI_CEC alternate functions, 5V tolerant |+| 30 | PB11 | bidirectional | PB11 general-purpose I/O with I2C2_SDA, USART3_RX, and TIM2_CH4 alternate functions, 5V tolerant |+| 31 | VSS_1 | power_in | Ground pin (0V power supply return) |+| 32 | VDD_1 | power_in | Digital power supply pin (2.0-3.6V) |+| 33 | PB12 | bidirectional | PB12 general-purpose I/O with SPI2_NSS, I2C2_SMBA, TIM1_BKIN, and USART3_CK alternate functions, 5V tolerant |+| 34 | PB13 | bidirectional | PB13 general-purpose I/O with SPI2_SCK, TIM1_CH1N, and USART3_CTS alternate functions, 5V tolerant |+| 35 | PB14 | bidirectional | PB14 general-purpose I/O with SPI2_MISO, TIM1_CH2N, USART3_RTS, and TIM15_CH1 alternate functions, 5V tolerant |+| 36 | PB15 | bidirectional | PB15 general-purpose I/O with SPI2_MOSI, TIM1_CH3N, TIM15_CH1N, and TIM15_CH2 alternate functions, 5V tolerant |+| 37 | PC6 | bidirectional | PC6 general-purpose I/O with TIM3_CH1 alternate function, 5V tolerant |+| 38 | PC7 | bidirectional | PC7 general-purpose I/O with TIM3_CH2 alternate function, 5V tolerant |+| 39 | PC8 | bidirectional | PC8 general-purpose I/O with TIM3_CH3 alternate function, 5V tolerant |+| 40 | PC9 | bidirectional | PC9 general-purpose I/O with TIM3_CH4 alternate function, 5V tolerant |+| 41 | PA8 | bidirectional | PA8 general-purpose I/O with USART1_CK, MCO, and TIM1_CH1 alternate functions, 5V tolerant |+| 42 | PA9 | bidirectional | PA9 general-purpose I/O with USART1_TX, TIM1_CH2, and TIM15_BKIN alternate functions, 5V tolerant |+| 43 | PA10 | bidirectional | PA10 general-purpose I/O with USART1_RX, TIM1_CH3, and TIM17_BKIN alternate functions, 5V tolerant |+| 44 | PA11 | bidirectional | PA11 general-purpose I/O with USART1_CTS and TIM1_CH4 alternate functions, 5V tolerant |+| 45 | PA12 | bidirectional | PA12 general-purpose I/O with USART1_RTS and TIM1_ETR alternate functions, 5V tolerant |+| 46 | PA13 | bidirectional | PA13 JTMS-SWDIO debug pin for JTAG and serial wire debug interface, 5V tolerant |+| 47 | VSS_2 | power_in | Ground pin (0V power supply return) |+| 48 | VDD_2 | power_in | Digital power supply pin (2.0-3.6V) |+| 49 | PA14 | bidirectional | PA14 JTCK-SWCLK debug pin for JTAG and serial wire debug interface, 5V tolerant |+| 50 | PA15 | bidirectional | PA15 JTDI debug pin with TIM2_CH1_ETR and SPI1_NSS alternate functions, 5V tolerant |+| 51 | PC10 | bidirectional | PC10 general-purpose I/O with USART3_TX alternate function, 5V tolerant |+| 52 | PC11 | bidirectional | PC11 general-purpose I/O with USART3_RX alternate function, 5V tolerant |+| 53 | PC12 | bidirectional | PC12 general-purpose I/O with USART3_CK alternate function, 5V tolerant |+| 54 | PD2 | bidirectional | PD2 general-purpose I/O with TIM3_ETR alternate function, 5V tolerant |+| 55 | PB3 | bidirectional | PB3 JTDO-TRACESWO debug pin with TIM2_CH2 and SPI1_SCK alternate functions, 5V tolerant |+| 56 | PB4 | bidirectional | PB4 NJTRST debug pin with TIM3_CH1 and SPI1_MISO alternate functions, 5V tolerant |+| 57 | PB5 | bidirectional | PB5 general-purpose I/O with I2C1_SMBA, TIM16_BKIN, TIM3_CH2, and SPI1_MOSI alternate functions |+| 58 | PB6 | bidirectional | PB6 general-purpose I/O with I2C1_SCL, TIM4_CH1, TIM16_CH1N, and USART1_TX alternate functions, 5V tolerant |+| 59 | PB7 | bidirectional | PB7 general-purpose I/O with I2C1_SDA, TIM4_CH2, TIM17_CH1N, and USART1_RX alternate functions, 5V tolerant |+| 60 | BOOT0 | input | Boot mode selection input pin (logic high selects boot from user flash memory) |+| 61 | PB8 | bidirectional | PB8 general-purpose I/O with TIM4_CH3, TIM16_CH1, CEC, and I2C1_SCL alternate functions, 5V tolerant |+| 62 | PB9 | bidirectional | PB9 general-purpose I/O with TIM4_CH4, TIM17_CH1, and I2C1_SDA alternate functions, 5V tolerant |+| 63 | VSS_3 | power_in | Ground pin (0V power supply return) |+| 64 | VDD_3 | power_in | Digital power supply pin (2.0-3.6V) |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-64(10x10) |+| Category | Embedded Processors & Controllers |+| Pins | 64 |++## CAD (KiCad official)++- Symbol: `STM32F100RBT6B`+- Footprint: `Package_QFP:LQFP-64_10x10mm_P0.5mm`+- 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)+- 3D model files: `stm32f100rbt6b-etched.step` / `stm32f100rbt6b-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f100rbt6b.step` / `stm32f100rbt6b.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586181618285891584) (88 pp, sha256 `c810aafb848820fa`, retrieved 2026-10-01, 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/stm32f100rbt6b-datasheet.pdf)
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Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32f100rbt6b",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32f100rbt6b.kicad_sym",+ "stm32f100rbt6b.kicad_mod",+ "stm32f100rbt6b.glb",+ "stm32f100rbt6b.step",+ "stm32f100rbt6b.lbr",+ "docs/hero.png",+ "docs/stm32f100rbt6b-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STM32F100RBT6B",+ "manufacturer": "STMicroelectronics",+ "package": "LQFP-64(10x10)",+ "pin_count": 64,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586181618285891584",+ "parts": {+ "symbol": "stm32f100rbt6b.kicad_sym",+ "footprint": "stm32f100rbt6b.kicad_mod",+ "model_3d": "stm32f100rbt6b-etched.glb",+ "model_3d_plain": "stm32f100rbt6b.glb",+ "model_3d_step": "stm32f100rbt6b-etched.step",+ "model_3d_step_plain": "stm32f100rbt6b.step",+ "lbr": "stm32f100rbt6b.lbr"+ },+ "distributor_links": {+ "lcsc": "C8361",+ "digikey": "497-10494-ND",+ "mouser": "511-STM32F100RBT6B"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T08:41:25Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-10494-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32F100RBT6B",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_in",+ "description": "Battery backup supply pin for real-time clock and backup registers (1.65-3.6V)"+ },+ {+ "number": "2",+ "name": "PC13-TAMPER-RTC",+ "type": "bidirectional",+ "description": "PC13 general-purpose I/O or TAMPER-RTC input, output limited to 2 MHz with 30 pF max load"+ },+ {+ "number": "3",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "PC14 general-purpose I/O or 32 kHz oscillator input"+ },+ {+ "number": "4",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "PC15 general-purpose I/O or 32 kHz oscillator output"+ },+ {+ "number": "5",+ "name": "OSC_IN",+ "type": "input",+ "description": "4-24 MHz crystal oscillator input pin"+ },+ {+ "number": "6",+ "name": "OSC_OUT",+ "type": "output",+ "description": "Crystal oscillator output pin"+ },+ {+ "number": "7",+ "name": "NRST",+ "type": "bidirectional",+ "description": "Active-low asynchronous reset input with open-drain output driver capability"+ },+ {+ "number": "8",+ "name": "PC0",+ "type": "bidirectional",+ "description": "PC0 general-purpose I/O with ADC1_IN10 input channel alternate function"+ },+ {+ "number": "9",+ "name": "PC1",+ "type": "bidirectional",+ "description": "PC1 general-purpose I/O with ADC1_IN11 input channel alternate function"+ },+ {+ "number": "10",+ "name": "PC2",+ "type": "bidirectional",+ "description": "PC2 general-purpose I/O with ADC1_IN12 input channel alternate function"+ },+ {+ "number": "11",+ "name": "PC3",+ "type": "bidirectional",+ "description": "PC3 general-purpose I/O with ADC1_IN13 input channel alternate function"+ },+ {+ "number": "12",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground (0V reference for analog circuits)"+ },+ {+ "number": "13",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog power supply pin for ADC (2.4-3.6V)"+ },+ {+ "number": "14",+ "name": "PA0-WKUP",+ "type": "bidirectional",+ "description": "PA0 general-purpose I/O with wakeup capability and ADC1_IN0, USART2, TIM2 alternate functions"+ },+ {+ "number": "15",+ "name": "PA1",+ "type": "bidirectional",+ "description": "PA1 general-purpose I/O with USART2, ADC1_IN1, and TIM2 alternate functions"+ },+ {+ "number": "16",+ "name": "PA2",+ "type": "bidirectional",+ "description": "PA2 general-purpose I/O with USART2_TX, ADC1_IN2, TIM2, and TIM15 alternate functions"+ },+ {+ "number": "17",+ "name": "PA3",+ "type": "bidirectional",+ "description": "PA3 general-purpose I/O with USART2_RX, ADC1_IN3, TIM2, and TIM15 alternate functions"+ },+ {+ "number": "18",+ "name": "VSS_4",+ "type": "power_in",+ "description": "Ground pin (0V power supply return)"+ },+ {+ "number": "19",+ "name": "VDD_4",+ "type": "power_in",+ "description": "Digital power supply pin (2.0-3.6V)"+ },+ {+ "number": "20",+ "name": "PA4",+ "type": "bidirectional",+ "description": "PA4 general-purpose I/O with SPI1, USART2, DAC1_OUT, and ADC1_IN4 alternate functions"+ },+ {+ "number": "21",+ "name": "PA5",+ "type": "bidirectional",+ "description": "PA5 general-purpose I/O with SPI1_SCK, DAC2_OUT, and ADC1_IN5 alternate functions"+ },+ {+ "number": "22",+ "name": "PA6",+ "type": "bidirectional",+ "description": "PA6 general-purpose I/O with SPI1_MISO, TIM3_CH1, TIM1, and TIM16 alternate functions, 5V tolerant"+ },+ {+ "number": "23",+ "name": "PA7",+ "type": "bidirectional",+ "description": "PA7 general-purpose I/O with SPI1_MOSI, TIM3_CH2, TIM1_CH1N, and TIM17_CH1 alternate functions, 5V tolerant"+ },+ {+ "number": "24",+ "name": "PC4",+ "type": "bidirectional",+ "description": "PC4 general-purpose I/O with ADC1_IN14 input channel alternate function"+ },+ {+ "number": "25",+ "name": "PC5",+ "type": "bidirectional",+ "description": "PC5 general-purpose I/O with ADC1_IN15 input channel alternate function"+ },+ {+ "number": "26",+ "name": "PB0",+ "type": "bidirectional",+ "description": "PB0 general-purpose I/O with ADC1_IN8, TIM3_CH3, and TIM1_CH2N alternate functions"+ },+ {+ "number": "27",+ "name": "PB1",+ "type": "bidirectional",+ "description": "PB1 general-purpose I/O with ADC1_IN9, TIM3_CH4, and TIM1_CH3N alternate functions"+ },+ {+ "number": "28",+ "name": "PB2",+ "type": "bidirectional",+ "description": "PB2 general-purpose I/O (BOOT1) pin, 5V tolerant"+ },+ {+ "number": "29",+ "name": "PB10",+ "type": "bidirectional",+ "description": "PB10 general-purpose I/O with I2C2_SCL, USART3_TX, TIM2_CH3, and HDMI_CEC alternate functions, 5V tolerant"+ },+ {+ "number": "30",+ "name": "PB11",+ "type": "bidirectional",+ "description": "PB11 general-purpose I/O with I2C2_SDA, USART3_RX, and TIM2_CH4 alternate functions, 5V tolerant"+ },+ {+ "number": "31",+ "name": "VSS_1",+ "type": "power_in",+ "description": "Ground pin (0V power supply return)"+ },+ {+ "number": "32",+ "name": "VDD_1",+ "type": "power_in",+ "description": "Digital power supply pin (2.0-3.6V)"+ },+ {+ "number": "33",+ "name": "PB12",+ "type": "bidirectional",+ "description": "PB12 general-purpose I/O with SPI2_NSS, I2C2_SMBA, TIM1_BKIN, and USART3_CK alternate functions, 5V tolerant"+ },+ {+ "number": "34",+ "name": "PB13",+ "type": "bidirectional",+ "description": "PB13 general-purpose I/O with SPI2_SCK, TIM1_CH1N, and USART3_CTS alternate functions, 5V tolerant"+ },+ {+ "number": "35",+ "name": "PB14",+ "type": "bidirectional",+ "description": "PB14 general-purpose I/O with SPI2_MISO, TIM1_CH2N, USART3_RTS, and TIM15_CH1 alternate functions, 5V tolerant"+ },+ {+ "number": "36",+ "name": "PB15",+ "type": "bidirectional",+ "description": "PB15 general-purpose I/O with SPI2_MOSI, TIM1_CH3N, TIM15_CH1N, and TIM15_CH2 alternate functions, 5V tolerant"+ },+ {+ "number": "37",+ "name": "PC6",+ "type": "bidirectional",+ "description": "PC6 general-purpose I/O with TIM3_CH1 alternate function, 5V tolerant"+ },+ {+ "number": "38",+ "name": "PC7",+ "type": "bidirectional",+ "description": "PC7 general-purpose I/O with TIM3_CH2 alternate function, 5V tolerant"+ },+ {+ "number": "39",+ "name": "PC8",+ "type": "bidirectional",+ "description": "PC8 general-purpose I/O with TIM3_CH3 alternate function, 5V tolerant"+ },+ {+ "number": "40",+ "name": "PC9",+ "type": "bidirectional",+ "description": "PC9 general-purpose I/O with TIM3_CH4 alternate function, 5V tolerant"+ },+ {+ "number": "41",+ "name": "PA8",+ "type": "bidirectional",+ "description": "PA8 general-purpose I/O with USART1_CK, MCO, and TIM1_CH1 alternate functions, 5V tolerant"+ },+ {+ "number": "42",+ "name": "PA9",+ "type": "bidirectional",+ "description": "PA9 general-purpose I/O with USART1_TX, TIM1_CH2, and TIM15_BKIN alternate functions, 5V tolerant"+ },+ {+ "number": "43",+ "name": "PA10",+ "type": "bidirectional",+ "description": "PA10 general-purpose I/O with USART1_RX, TIM1_CH3, and TIM17_BKIN alternate functions, 5V tolerant"+ },+ {+ "number": "44",+ "name": "PA11",+ "type": "bidirectional",+ "description": "PA11 general-purpose I/O with USART1_CTS and TIM1_CH4 alternate functions, 5V tolerant"+ },+ {+ "number": "45",+ "name": "PA12",+ "type": "bidirectional",+ "description": "PA12 general-purpose I/O with USART1_RTS and TIM1_ETR alternate functions, 5V tolerant"+ },+ {+ "number": "46",+ "name": "PA13",+ "type": "bidirectional",+ "description": "PA13 JTMS-SWDIO debug pin for JTAG and serial wire debug interface, 5V tolerant"+ },+ {+ "number": "47",+ "name": "VSS_2",+ "type": "power_in",+ "description": "Ground pin (0V power supply return)"+ },+ {+ "number": "48",+ "name": "VDD_2",+ "type": "power_in",+ "description": "Digital power supply pin (2.0-3.6V)"+ },+ {+ "number": "49",+ "name": "PA14",+ "type": "bidirectional",+ "description": "PA14 JTCK-SWCLK debug pin for JTAG and serial wire debug interface, 5V tolerant"+ },+ {+ "number": "50",+ "name": "PA15",+ "type": "bidirectional",+ "description": "PA15 JTDI debug pin with TIM2_CH1_ETR and SPI1_NSS alternate functions, 5V tolerant"+ },+ {+ "number": "51",+ "name": "PC10",+ "type": "bidirectional",+ "description": "PC10 general-purpose I/O with USART3_TX alternate function, 5V tolerant"+ },+ {+ "number": "52",+ "name": "PC11",+ "type": "bidirectional",+ "description": "PC11 general-purpose I/O with USART3_RX alternate function, 5V tolerant"+ },+ {+ "number": "53",+ "name": "PC12",+ "type": "bidirectional",+ "description": "PC12 general-purpose I/O with USART3_CK alternate function, 5V tolerant"+ },+ {+ "number": "54",+ "name": "PD2",+ "type": "bidirectional",+ "description": "PD2 general-purpose I/O with TIM3_ETR alternate function, 5V tolerant"+ },+ {+ "number": "55",+ "name": "PB3",+ "type": "bidirectional",+ "description": "PB3 JTDO-TRACESWO debug pin with TIM2_CH2 and SPI1_SCK alternate functions, 5V tolerant"+ },+ {+ "number": "56",+ "name": "PB4",+ "type": "bidirectional",+ "description": "PB4 NJTRST debug pin with TIM3_CH1 and SPI1_MISO alternate functions, 5V tolerant"+ },+ {+ "number": "57",+ "name": "PB5",+ "type": "bidirectional",+ "description": "PB5 general-purpose I/O with I2C1_SMBA, TIM16_BKIN, TIM3_CH2, and SPI1_MOSI alternate functions"+ },+ {+ "number": "58",+ "name": "PB6",+ "type": "bidirectional",+ "description": "PB6 general-purpose I/O with I2C1_SCL, TIM4_CH1, TIM16_CH1N, and USART1_TX alternate functions, 5V tolerant"+ },+ {+ "number": "59",+ "name": "PB7",+ "type": "bidirectional",+ "description": "PB7 general-purpose I/O with I2C1_SDA, TIM4_CH2, TIM17_CH1N, and USART1_RX alternate functions, 5V tolerant"+ },+ {+ "number": "60",+ "name": "BOOT0",+ "type": "input",+ "description": "Boot mode selection input pin (logic high selects boot from user flash memory)"+ },+ {+ "number": "61",+ "name": "PB8",+ "type": "bidirectional",+ "description": "PB8 general-purpose I/O with TIM4_CH3, TIM16_CH1, CEC, and I2C1_SCL alternate functions, 5V tolerant"+ },+ {+ "number": "62",+ "name": "PB9",+ "type": "bidirectional",+ "description": "PB9 general-purpose I/O with TIM4_CH4, TIM17_CH1, and I2C1_SDA alternate functions, 5V tolerant"+ },+ {+ "number": "63",+ "name": "VSS_3",+ "type": "power_in",+ "description": "Ground pin (0V power supply return)"+ },+ {+ "number": "64",+ "name": "VDD_3",+ "type": "power_in",+ "description": "Digital power supply pin (2.0-3.6V)"+ }+ ],+ "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: PC13-TAMPER-RTC output mode restrictions: speed limited to 2 MHz with max 30 pF load, must not be us; OSC_IN and OSC_OUT pins can be remapped to PD0 and PD1 functions via software (per Table 4 footnote ; PC13, PC14, PC15 pins supplied through power switch with 3 mA limit; GPIO usage in output mode restr"+ ],+ "pages_sent": 31,+ "cost_usd": 0.3638,+ "at": "2026-10-01T08:40:58"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586181618285891584",+ "pages": 88,+ "sha256": "c810aafb848820fa",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}