component
STM32F105R8T6
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.
← Commit history
README.mdadded+100@@ -0,0 +1,100 @@+# STM32F105R8T6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)++STM32F105R8T6 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 | Backup-domain supply for the RTC, the 32 kHz oscillator and backup registers, specified at 1.8 to 3.6 V when VDD is not present. |+| 2 | PC13-TAMPER-RTC | bidirectional | General-purpose I/O PC13 (also TAMPER-RTC) supplied through the power switch, so in output mode it is limited to 2 MHz with a maximum 30 pF load and only one pin may be in output mode at a time. |+| 3 | PC14-OSC32_IN | bidirectional | General-purpose I/O PC14, also the OSC32_IN input of the 32 kHz oscillator, supplied through the power switch so output use is limited to 2 MHz with a maximum 30 pF load and one pin in output at a time. |+| 4 | PC15-OSC32_OUT | bidirectional | General-purpose I/O PC15, also the OSC32_OUT output of the 32 kHz oscillator, supplied through the power switch so output use is limited to 2 MHz with a maximum 30 pF load and one pin in output at a time. |+| 5 | OSC_IN | input | Input of the 3-25 MHz high-speed crystal oscillator (HSE); on LQFP64 this pin is OSC_IN after reset and PD0 can be remapped onto it. |+| 6 | OSC_OUT | output | Output of the 3-25 MHz high-speed crystal oscillator (HSE); on LQFP64 this pin is OSC_OUT after reset and PD1 can be remapped onto it. |+| 7 | NRST | bidirectional | Active reset pin of the MCU; its electrical characteristics are specified in section 5.3.14 (Table 39) of the datasheet. |+| 8 | PC0 | bidirectional | General-purpose I/O PC0 (not 5 V tolerant) with alternate function ADC12_IN10 analog input. |+| 9 | PC1 | bidirectional | General-purpose I/O PC1 (not 5 V tolerant) with alternate function ADC12_IN11, with Ethernet MDC listed as an alternate function that does not apply to STM32F105 devices. |+| 10 | PC2 | bidirectional | General-purpose I/O PC2 (not 5 V tolerant) with alternate function ADC12_IN12, with an Ethernet TXD2 alternate function listed that does not apply to STM32F105 devices. |+| 11 | PC3 | bidirectional | General-purpose I/O PC3 (not 5 V tolerant) with alternate function ADC12_IN13, with an Ethernet TX_CLK alternate function listed that does not apply to STM32F105 devices. |+| 12 | VSSA | power_in | Analog ground for the ADC, reset blocks, RC oscillators and PLL, which must be connected to VSS. |+| 13 | VDDA | power_in | Analog supply for the ADC, reset blocks, RC oscillators and PLL at 2.0 to 3.6 V, with a minimum of 2.4 V when the ADC is used, and it must be connected to VDD. |+| 14 | PA0-WKUP | bidirectional | General-purpose I/O PA0 (not 5 V tolerant) with WKUP wakeup function and alternate functions ADC12_IN0, USART2_CTS, TIM2_CH1_ETR and TIM5_CH1. |+| 15 | PA1 | bidirectional | General-purpose I/O PA1 (not 5 V tolerant) with alternate functions USART2_RTS, ADC12_IN1, TIM5_CH2 and TIM2_CH2. |+| 16 | PA2 | bidirectional | General-purpose I/O PA2 (not 5 V tolerant) with alternate functions USART2_TX, TIM5_CH3, ADC12_IN2 and TIM2_CH3. |+| 17 | PA3 | bidirectional | General-purpose I/O PA3 (not 5 V tolerant) with alternate functions USART2_RX, TIM5_CH4, ADC12_IN3 and TIM2_CH4. |+| 18 | VSS_4 | power_in | Digital ground supply pin for the device. |+| 19 | VDD_4 | power_in | Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V. |+| 20 | PA4 | bidirectional | General-purpose I/O PA4 (not 5 V tolerant) with alternate functions SPI1_NSS, DAC_OUT1, USART2_CK, ADC12_IN4 and SPI3_NSS/I2S3_WS. |+| 21 | PA5 | bidirectional | General-purpose I/O PA5 (not 5 V tolerant) with alternate functions SPI1_SCK, DAC_OUT2 and ADC12_IN5. |+| 22 | PA6 | bidirectional | General-purpose I/O PA6 (not 5 V tolerant) with alternate functions SPI1_MISO, ADC12_IN6, TIM3_CH1 and TIM1_BKIN. |+| 23 | PA7 | bidirectional | General-purpose I/O PA7 (not 5 V tolerant) with alternate functions SPI1_MOSI, ADC12_IN7, TIM3_CH2 and TIM1_CH1N. |+| 24 | PC4 | bidirectional | General-purpose I/O PC4 (not 5 V tolerant) with alternate function ADC12_IN14. |+| 25 | PC5 | bidirectional | General-purpose I/O PC5 (not 5 V tolerant) with alternate function ADC12_IN15. |+| 26 | PB0 | bidirectional | General-purpose I/O PB0 (not 5 V tolerant) with alternate functions ADC12_IN8, TIM3_CH3 and TIM1_CH2N. |+| 27 | PB1 | bidirectional | General-purpose I/O PB1 (not 5 V tolerant) with alternate functions ADC12_IN9, TIM3_CH4 and TIM1_CH3N. |+| 28 | PB2/BOOT1 | bidirectional | 5 V tolerant general-purpose I/O PB2, which doubles as the BOOT1 boot-mode pin. |+| 29 | PB10 | bidirectional | 5 V tolerant general-purpose I/O PB10 with alternate functions I2C2_SCL, USART3_TX and TIM2_CH3. |+| 30 | PB11 | bidirectional | 5 V tolerant general-purpose I/O PB11 with alternate functions I2C2_SDA, USART3_RX and TIM2_CH4. |+| 31 | VSS_1 | power_in | Digital ground supply pin for the device. |+| 32 | VDD_1 | power_in | Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V. |+| 33 | PB12 | bidirectional | 5 V tolerant general-purpose I/O PB12 with alternate functions SPI2_NSS/I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN and CAN2_RX. |+| 34 | PB13 | bidirectional | 5 V tolerant general-purpose I/O PB13 with alternate functions SPI2_SCK/I2S2_CK, USART3_CTS, TIM1_CH1N and CAN2_TX. |+| 35 | PB14 | bidirectional | 5 V tolerant general-purpose I/O PB14 with alternate functions SPI2_MISO, TIM1_CH2N and USART3_RTS. |+| 36 | PB15 | bidirectional | 5 V tolerant general-purpose I/O PB15 with alternate functions SPI2_MOSI/I2S2_SD and TIM1_CH3N. |+| 37 | PC6 | bidirectional | 5 V tolerant general-purpose I/O PC6 with alternate functions I2S2_MCK and TIM3_CH1. |+| 38 | PC7 | bidirectional | 5 V tolerant general-purpose I/O PC7 with alternate functions I2S3_MCK and TIM3_CH2. |+| 39 | PC8 | bidirectional | 5 V tolerant general-purpose I/O PC8 with alternate function TIM3_CH3. |+| 40 | PC9 | bidirectional | 5 V tolerant general-purpose I/O PC9 with alternate function TIM3_CH4. |+| 41 | PA8 | bidirectional | 5 V tolerant general-purpose I/O PA8 with alternate functions USART1_CK, OTG_FS_SOF, TIM1_CH1 and MCO. |+| 42 | PA9 | bidirectional | 5 V tolerant general-purpose I/O PA9 with alternate functions USART1_TX, TIM1_CH2 and OTG_FS_VBUS. |+| 43 | PA10 | bidirectional | 5 V tolerant general-purpose I/O PA10 with alternate functions USART1_RX, TIM1_CH3 and OTG_FS_ID. |+| 44 | PA11 | bidirectional | 5 V tolerant general-purpose I/O PA11 with alternate functions USART1_CTS, CAN1_RX, TIM1_CH4 and OTG_FS_DM. |+| 45 | PA12 | bidirectional | 5 V tolerant general-purpose I/O PA12 with alternate functions USART1_RTS, OTG_FS_DP, CAN1_TX and TIM1_ETR. |+| 46 | PA13 | bidirectional | 5 V tolerant pin with default function JTMS-SWDIO, the serial-wire/JTAG debug data input-output. |+| 47 | VSS_2 | power_in | Digital ground supply pin for the device. |+| 48 | VDD_2 | power_in | Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V. |+| 49 | PA14 | bidirectional | 5 V tolerant pin with default function JTCK-SWCLK, the serial-wire/JTAG clock. |+| 50 | PA15 | bidirectional | 5 V tolerant general-purpose I/O PA15 with default function JTDI and alternate functions SPI3_NSS/I2S3_WS, TIM2_CH1_ETR and SPI1_NSS. |+| 51 | PC10 | bidirectional | 5 V tolerant general-purpose I/O PC10 with alternate functions UART4_TX, USART3_TX and SPI3_SCK/I2S3_CK. |+| 52 | PC11 | bidirectional | 5 V tolerant general-purpose I/O PC11 with alternate functions UART4_RX, USART3_RX and SPI3_MISO. |+| 53 | PC12 | bidirectional | 5 V tolerant general-purpose I/O PC12 with alternate functions UART5_TX, USART3_CK and SPI3_MOSI/I2S3_SD. |+| 54 | PD2 | bidirectional | 5 V tolerant general-purpose I/O PD2 with alternate functions TIM3_ETR and UART5_RX. |+| 55 | PB3 | bidirectional | 5 V tolerant pin with default function JTDO and alternate functions SPI3_SCK/I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK. |+| 56 | PB4 | bidirectional | 5 V tolerant pin with default function NJTRST and alternate functions SPI3_MISO, TIM3_CH1 and SPI1_MISO. |+| 57 | PB5 | bidirectional | General-purpose I/O PB5 (not 5 V tolerant) with alternate functions I2C1_SMBA, SPI3_MOSI/I2S3_SD, TIM3_CH2, SPI1_MOSI and CAN2_RX. |+| 58 | PB6 | bidirectional | 5 V tolerant general-purpose I/O PB6 with alternate functions I2C1_SCL, TIM4_CH1, USART1_TX and CAN2_TX. |+| 59 | PB7 | bidirectional | 5 V tolerant general-purpose I/O PB7 with alternate functions I2C1_SDA, TIM4_CH2 and USART1_RX. |+| 60 | BOOT0 | input | Boot-mode selection pin sampled at startup, together with BOOT1, to choose boot from user Flash, system memory or embedded SRAM. |+| 61 | PB8 | bidirectional | 5 V tolerant general-purpose I/O PB8 with alternate functions TIM4_CH3, I2C1_SCL and CAN1_RX. |+| 62 | PB9 | bidirectional | 5 V tolerant general-purpose I/O PB9 with alternate functions TIM4_CH4, I2C1_SDA and CAN1_TX. |+| 63 | VSS_3 | power_in | Digital ground supply pin for the device. |+| 64 | VDD_3 | power_in | Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-64(10x10) |+| Category | Embedded Processors & Controllers |+| Pins | 64 |++## CAD (KiCad official)++- Symbol: `STM32F105R8T6`+- Footprint: `Package_QFP:LQFP-64_10x10mm_P0.5mm`+- 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)+- 3D model files: `stm32f105r8t6-etched.step` / `stm32f105r8t6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f105r8t6.step` / `stm32f105r8t6.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/8586182410136391680) (108 pp, sha256 `ca4bad652e5eb36d`, retrieved 2026-10-08, tier: lcsc)+- **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/stm32f105r8t6-datasheet.pdf)
page.jsonadded+535@@ -0,0 +1,535 @@+{+ "slug": "stm32f105r8t6",+ "version": "0.1.0",+ "type": "component",+ "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32f105r8t6",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32f105r8t6.kicad_sym",+ "stm32f105r8t6.kicad_mod",+ "stm32f105r8t6.glb",+ "stm32f105r8t6.step",+ "stm32f105r8t6.lbr",+ "docs/hero.png",+ "docs/stm32f105r8t6-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "stm32f105r8t6-hero.glb",+ "stm32f105r8t6-hero.overlay.json"+ ],+ "component": {+ "mpn": "STM32F105R8T6",+ "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/8586182410136391680",+ "parts": {+ "symbol": "stm32f105r8t6.kicad_sym",+ "footprint": "stm32f105r8t6.kicad_mod",+ "model_3d": "stm32f105r8t6-hero.glb",+ "model_3d_plain": "stm32f105r8t6.glb",+ "model_3d_step": "stm32f105r8t6-etched.step",+ "model_3d_step_plain": "stm32f105r8t6.step",+ "lbr": "stm32f105r8t6.lbr"+ },+ "distributor_links": {+ "lcsc": "C80986",+ "digikey": "497-8922-ND",+ "mouser": "511-STM32F105R8T6"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T19:47:14Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-8922-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32F105R8T6",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup-domain supply for the RTC, the 32 kHz oscillator and backup registers, specified at 1.8 to 3.6 V when VDD is not present."+ },+ {+ "number": "2",+ "name": "PC13-TAMPER-RTC",+ "type": "bidirectional",+ "description": "General-purpose I/O PC13 (also TAMPER-RTC) supplied through the power switch, so in output mode it is limited to 2 MHz with a maximum 30 pF load and only one pin may be in output mode at a time."+ },+ {+ "number": "3",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "General-purpose I/O PC14, also the OSC32_IN input of the 32 kHz oscillator, supplied through the power switch so output use is limited to 2 MHz with a maximum 30 pF load and one pin in output at a time."+ },+ {+ "number": "4",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "General-purpose I/O PC15, also the OSC32_OUT output of the 32 kHz oscillator, supplied through the power switch so output use is limited to 2 MHz with a maximum 30 pF load and one pin in output at a time."+ },+ {+ "number": "5",+ "name": "OSC_IN",+ "type": "input",+ "description": "Input of the 3-25 MHz high-speed crystal oscillator (HSE); on LQFP64 this pin is OSC_IN after reset and PD0 can be remapped onto it."+ },+ {+ "number": "6",+ "name": "OSC_OUT",+ "type": "output",+ "description": "Output of the 3-25 MHz high-speed crystal oscillator (HSE); on LQFP64 this pin is OSC_OUT after reset and PD1 can be remapped onto it."+ },+ {+ "number": "7",+ "name": "NRST",+ "type": "bidirectional",+ "description": "Active reset pin of the MCU; its electrical characteristics are specified in section 5.3.14 (Table 39) of the datasheet."+ },+ {+ "number": "8",+ "name": "PC0",+ "type": "bidirectional",+ "description": "General-purpose I/O PC0 (not 5 V tolerant) with alternate function ADC12_IN10 analog input."+ },+ {+ "number": "9",+ "name": "PC1",+ "type": "bidirectional",+ "description": "General-purpose I/O PC1 (not 5 V tolerant) with alternate function ADC12_IN11, with Ethernet MDC listed as an alternate function that does not apply to STM32F105 devices."+ },+ {+ "number": "10",+ "name": "PC2",+ "type": "bidirectional",+ "description": "General-purpose I/O PC2 (not 5 V tolerant) with alternate function ADC12_IN12, with an Ethernet TXD2 alternate function listed that does not apply to STM32F105 devices."+ },+ {+ "number": "11",+ "name": "PC3",+ "type": "bidirectional",+ "description": "General-purpose I/O PC3 (not 5 V tolerant) with alternate function ADC12_IN13, with an Ethernet TX_CLK alternate function listed that does not apply to STM32F105 devices."+ },+ {+ "number": "12",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground for the ADC, reset blocks, RC oscillators and PLL, which must be connected to VSS."+ },+ {+ "number": "13",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog supply for the ADC, reset blocks, RC oscillators and PLL at 2.0 to 3.6 V, with a minimum of 2.4 V when the ADC is used, and it must be connected to VDD."+ },+ {+ "number": "14",+ "name": "PA0-WKUP",+ "type": "bidirectional",+ "description": "General-purpose I/O PA0 (not 5 V tolerant) with WKUP wakeup function and alternate functions ADC12_IN0, USART2_CTS, TIM2_CH1_ETR and TIM5_CH1."+ },+ {+ "number": "15",+ "name": "PA1",+ "type": "bidirectional",+ "description": "General-purpose I/O PA1 (not 5 V tolerant) with alternate functions USART2_RTS, ADC12_IN1, TIM5_CH2 and TIM2_CH2."+ },+ {+ "number": "16",+ "name": "PA2",+ "type": "bidirectional",+ "description": "General-purpose I/O PA2 (not 5 V tolerant) with alternate functions USART2_TX, TIM5_CH3, ADC12_IN2 and TIM2_CH3."+ },+ {+ "number": "17",+ "name": "PA3",+ "type": "bidirectional",+ "description": "General-purpose I/O PA3 (not 5 V tolerant) with alternate functions USART2_RX, TIM5_CH4, ADC12_IN3 and TIM2_CH4."+ },+ {+ "number": "18",+ "name": "VSS_4",+ "type": "power_in",+ "description": "Digital ground supply pin for the device."+ },+ {+ "number": "19",+ "name": "VDD_4",+ "type": "power_in",+ "description": "Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V."+ },+ {+ "number": "20",+ "name": "PA4",+ "type": "bidirectional",+ "description": "General-purpose I/O PA4 (not 5 V tolerant) with alternate functions SPI1_NSS, DAC_OUT1, USART2_CK, ADC12_IN4 and SPI3_NSS/I2S3_WS."+ },+ {+ "number": "21",+ "name": "PA5",+ "type": "bidirectional",+ "description": "General-purpose I/O PA5 (not 5 V tolerant) with alternate functions SPI1_SCK, DAC_OUT2 and ADC12_IN5."+ },+ {+ "number": "22",+ "name": "PA6",+ "type": "bidirectional",+ "description": "General-purpose I/O PA6 (not 5 V tolerant) with alternate functions SPI1_MISO, ADC12_IN6, TIM3_CH1 and TIM1_BKIN."+ },+ {+ "number": "23",+ "name": "PA7",+ "type": "bidirectional",+ "description": "General-purpose I/O PA7 (not 5 V tolerant) with alternate functions SPI1_MOSI, ADC12_IN7, TIM3_CH2 and TIM1_CH1N."+ },+ {+ "number": "24",+ "name": "PC4",+ "type": "bidirectional",+ "description": "General-purpose I/O PC4 (not 5 V tolerant) with alternate function ADC12_IN14."+ },+ {+ "number": "25",+ "name": "PC5",+ "type": "bidirectional",+ "description": "General-purpose I/O PC5 (not 5 V tolerant) with alternate function ADC12_IN15."+ },+ {+ "number": "26",+ "name": "PB0",+ "type": "bidirectional",+ "description": "General-purpose I/O PB0 (not 5 V tolerant) with alternate functions ADC12_IN8, TIM3_CH3 and TIM1_CH2N."+ },+ {+ "number": "27",+ "name": "PB1",+ "type": "bidirectional",+ "description": "General-purpose I/O PB1 (not 5 V tolerant) with alternate functions ADC12_IN9, TIM3_CH4 and TIM1_CH3N."+ },+ {+ "number": "28",+ "name": "PB2/BOOT1",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB2, which doubles as the BOOT1 boot-mode pin."+ },+ {+ "number": "29",+ "name": "PB10",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB10 with alternate functions I2C2_SCL, USART3_TX and TIM2_CH3."+ },+ {+ "number": "30",+ "name": "PB11",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB11 with alternate functions I2C2_SDA, USART3_RX and TIM2_CH4."+ },+ {+ "number": "31",+ "name": "VSS_1",+ "type": "power_in",+ "description": "Digital ground supply pin for the device."+ },+ {+ "number": "32",+ "name": "VDD_1",+ "type": "power_in",+ "description": "Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V."+ },+ {+ "number": "33",+ "name": "PB12",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB12 with alternate functions SPI2_NSS/I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN and CAN2_RX."+ },+ {+ "number": "34",+ "name": "PB13",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB13 with alternate functions SPI2_SCK/I2S2_CK, USART3_CTS, TIM1_CH1N and CAN2_TX."+ },+ {+ "number": "35",+ "name": "PB14",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB14 with alternate functions SPI2_MISO, TIM1_CH2N and USART3_RTS."+ },+ {+ "number": "36",+ "name": "PB15",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB15 with alternate functions SPI2_MOSI/I2S2_SD and TIM1_CH3N."+ },+ {+ "number": "37",+ "name": "PC6",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC6 with alternate functions I2S2_MCK and TIM3_CH1."+ },+ {+ "number": "38",+ "name": "PC7",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC7 with alternate functions I2S3_MCK and TIM3_CH2."+ },+ {+ "number": "39",+ "name": "PC8",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC8 with alternate function TIM3_CH3."+ },+ {+ "number": "40",+ "name": "PC9",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC9 with alternate function TIM3_CH4."+ },+ {+ "number": "41",+ "name": "PA8",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PA8 with alternate functions USART1_CK, OTG_FS_SOF, TIM1_CH1 and MCO."+ },+ {+ "number": "42",+ "name": "PA9",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PA9 with alternate functions USART1_TX, TIM1_CH2 and OTG_FS_VBUS."+ },+ {+ "number": "43",+ "name": "PA10",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PA10 with alternate functions USART1_RX, TIM1_CH3 and OTG_FS_ID."+ },+ {+ "number": "44",+ "name": "PA11",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PA11 with alternate functions USART1_CTS, CAN1_RX, TIM1_CH4 and OTG_FS_DM."+ },+ {+ "number": "45",+ "name": "PA12",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PA12 with alternate functions USART1_RTS, OTG_FS_DP, CAN1_TX and TIM1_ETR."+ },+ {+ "number": "46",+ "name": "PA13",+ "type": "bidirectional",+ "description": "5 V tolerant pin with default function JTMS-SWDIO, the serial-wire/JTAG debug data input-output."+ },+ {+ "number": "47",+ "name": "VSS_2",+ "type": "power_in",+ "description": "Digital ground supply pin for the device."+ },+ {+ "number": "48",+ "name": "VDD_2",+ "type": "power_in",+ "description": "Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V."+ },+ {+ "number": "49",+ "name": "PA14",+ "type": "bidirectional",+ "description": "5 V tolerant pin with default function JTCK-SWCLK, the serial-wire/JTAG clock."+ },+ {+ "number": "50",+ "name": "PA15",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PA15 with default function JTDI and alternate functions SPI3_NSS/I2S3_WS, TIM2_CH1_ETR and SPI1_NSS."+ },+ {+ "number": "51",+ "name": "PC10",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC10 with alternate functions UART4_TX, USART3_TX and SPI3_SCK/I2S3_CK."+ },+ {+ "number": "52",+ "name": "PC11",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC11 with alternate functions UART4_RX, USART3_RX and SPI3_MISO."+ },+ {+ "number": "53",+ "name": "PC12",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PC12 with alternate functions UART5_TX, USART3_CK and SPI3_MOSI/I2S3_SD."+ },+ {+ "number": "54",+ "name": "PD2",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PD2 with alternate functions TIM3_ETR and UART5_RX."+ },+ {+ "number": "55",+ "name": "PB3",+ "type": "bidirectional",+ "description": "5 V tolerant pin with default function JTDO and alternate functions SPI3_SCK/I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK."+ },+ {+ "number": "56",+ "name": "PB4",+ "type": "bidirectional",+ "description": "5 V tolerant pin with default function NJTRST and alternate functions SPI3_MISO, TIM3_CH1 and SPI1_MISO."+ },+ {+ "number": "57",+ "name": "PB5",+ "type": "bidirectional",+ "description": "General-purpose I/O PB5 (not 5 V tolerant) with alternate functions I2C1_SMBA, SPI3_MOSI/I2S3_SD, TIM3_CH2, SPI1_MOSI and CAN2_RX."+ },+ {+ "number": "58",+ "name": "PB6",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB6 with alternate functions I2C1_SCL, TIM4_CH1, USART1_TX and CAN2_TX."+ },+ {+ "number": "59",+ "name": "PB7",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB7 with alternate functions I2C1_SDA, TIM4_CH2 and USART1_RX."+ },+ {+ "number": "60",+ "name": "BOOT0",+ "type": "input",+ "description": "Boot-mode selection pin sampled at startup, together with BOOT1, to choose boot from user Flash, system memory or embedded SRAM."+ },+ {+ "number": "61",+ "name": "PB8",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB8 with alternate functions TIM4_CH3, I2C1_SCL and CAN1_RX."+ },+ {+ "number": "62",+ "name": "PB9",+ "type": "bidirectional",+ "description": "5 V tolerant general-purpose I/O PB9 with alternate functions TIM4_CH4, I2C1_SDA and CAN1_TX."+ },+ {+ "number": "63",+ "name": "VSS_3",+ "type": "power_in",+ "description": "Digital ground supply pin for the device."+ },+ {+ "number": "64",+ "name": "VDD_3",+ "type": "power_in",+ "description": "Digital supply for the I/Os and internal regulator at 2.0 to 3.6 V."+ }+ ],+ "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: Table 5 is a family-wide pin table (LQFP64 column). It applies to STM32F105R8T6 (R = 64 pins, T = LQ; Ethernet alternate functions (ETH_MII_* / ETH_RMII_*) are listed in Table 5 but Ethernet exists only; LQFP64 pins 5 and 6 are OSC_IN/OSC_OUT after reset. PD0 and PD1 are not on the LQFP64 pinout by defa"+ ],+ "pages_sent": 50,+ "cost_usd": 0.2777,+ "at": "2026-10-08T19:46:34"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586182410136391680",+ "pages": 108,+ "sha256": "ca4bad652e5eb36d",+ "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": "stm32f105r8t6.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": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "stm32f105r8t6-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": "c12068ec1733c506616ed8512e2f96ae024fe1666cbc919863238f7b5199e403",+ "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]"+ }+}