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STM32F103ZET6TR
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-144(20x20). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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README.mdadded+180@@ -0,0 +1,180 @@+# STM32F103ZET6TR++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-144(20x20)++STM32F103ZET6TR from STMicroelectronics, in a LQFP-144(20x20). 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 | PE2 | bidirectional | Port E bit 2, general-purpose I/O, 5V tolerant, alternate functions include ETM trace clock and FSMC address line A23. |+| 2 | PE3 | bidirectional | Port E bit 3, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 0 and FSMC address line A19. |+| 3 | PE4 | bidirectional | Port E bit 4, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 1 and FSMC address line A20. |+| 4 | PE5 | bidirectional | Port E bit 5, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 2 and FSMC address line A21. |+| 5 | PE6 | bidirectional | Port E bit 6, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 3 and FSMC address line A22. |+| 6 | VBAT | power_in | Backup power supply pin for RTC and backup registers, accepts 2.0 to 3.6 V. |+| 7 | PC13-TAMPER-RTC | bidirectional | Port C bit 13, backup domain I/O, alternate function TAMPER-RTC, limited to 2 MHz output speed with 30 pF load maximum. |+| 8 | PC14-OSC32_IN | bidirectional | Port C bit 14, backup domain I/O, alternate function OSC32_IN for 32 kHz crystal oscillator input. |+| 9 | PC15-OSC32_OUT | bidirectional | Port C bit 15, backup domain I/O, alternate function OSC32_OUT for 32 kHz crystal oscillator output. |+| 10 | PF0 | bidirectional | Port F bit 0, general-purpose I/O, 5V tolerant, alternate function FSMC_A0 for address line 0. |+| 11 | PF1 | bidirectional | Port F bit 1, general-purpose I/O, 5V tolerant, alternate function FSMC_A1 for address line 1. |+| 12 | PF2 | bidirectional | Port F bit 2, general-purpose I/O, 5V tolerant, alternate function FSMC_A2 for address line 2. |+| 13 | PF3 | bidirectional | Port F bit 3, general-purpose I/O, 5V tolerant, alternate function FSMC_A3 for address line 3. |+| 14 | PF4 | bidirectional | Port F bit 4, general-purpose I/O, 5V tolerant, alternate function FSMC_A4 for address line 4. |+| 15 | PF5 | bidirectional | Port F bit 5, general-purpose I/O, 5V tolerant, alternate function FSMC_A5 for address line 5. |+| 16 | VSS_5 | power_in | Ground supply pin, connect to system ground (0 V). |+| 17 | VDD_5 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 18 | PF6 | bidirectional | Port F bit 6, general-purpose I/O, alternate functions include ADC3_IN4 analog input and FSMC_NIORD control signal. |+| 19 | PF7 | bidirectional | Port F bit 7, general-purpose I/O, alternate functions include ADC3_IN5 analog input and FSMC_NREG control signal. |+| 20 | PF8 | bidirectional | Port F bit 8, general-purpose I/O, alternate functions include ADC3_IN6 analog input and FSMC_NIOWR control signal. |+| 21 | PF9 | bidirectional | Port F bit 9, general-purpose I/O, alternate functions include ADC3_IN7 analog input and FSMC_CD control signal. |+| 22 | PF10 | bidirectional | Port F bit 10, general-purpose I/O, alternate functions include ADC3_IN8 analog input and FSMC_INTR control signal. |+| 23 | OSC_IN | input | High-speed external oscillator input, accepts 4 to 16 MHz crystal oscillator signal. |+| 24 | OSC_OUT | output | High-speed external oscillator output, drives 4 to 16 MHz crystal oscillator load. |+| 25 | NRST | bidirectional | Reset pin, active low input for system reset or open-drain output for reset signaling. |+| 26 | PC0 | bidirectional | Port C bit 0, general-purpose I/O, alternate function ADC123_IN10 for analog-to-digital converter input. |+| 27 | PC1 | bidirectional | Port C bit 1, general-purpose I/O, alternate function ADC123_IN11 for analog-to-digital converter input. |+| 28 | PC2 | bidirectional | Port C bit 2, general-purpose I/O, alternate function ADC123_IN12 for analog-to-digital converter input. |+| 29 | PC3 | bidirectional | Port C bit 3, general-purpose I/O, alternate function ADC123_IN13 for analog-to-digital converter input. |+| 30 | VSSA | power_in | Analog ground reference pin, connect to system ground for ADC and DAC operation. |+| 31 | VREF- | power_in | ADC negative reference voltage pin, typically connected to VSSA or ground, range 0 V. |+| 32 | VREF+ | power_in | ADC positive reference voltage pin, accepts 2.4 to 3.6 V, can be internally connected to VDDA. |+| 33 | VDDA | power_in | Analog power supply pin, accepts 2.4 to 3.6 V for ADC, DAC, and comparator operation. |+| 34 | PA0-WKUP | bidirectional | Port A bit 0, general-purpose I/O with wakeup capability, alternate functions include USART2_CTS, ADC123_IN0, and TIM2/TIM5/TIM8 timer inputs. |+| 35 | PA1 | bidirectional | Port A bit 1, general-purpose I/O, alternate functions include USART2_RTS, ADC123_IN1, and TIM2/TIM5 timer inputs. |+| 36 | PA2 | bidirectional | Port A bit 2, general-purpose I/O, alternate functions include USART2_TX, ADC123_IN2, and TIM2/TIM5 timer inputs. |+| 37 | PA3 | bidirectional | Port A bit 3, general-purpose I/O, alternate functions include USART2_RX, ADC123_IN3, and TIM2/TIM5 timer inputs. |+| 38 | VSS_4 | power_in | Ground supply pin, connect to system ground (0 V). |+| 39 | VDD_4 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 40 | PA4 | bidirectional | Port A bit 4, general-purpose I/O, alternate functions include SPI1_NSS, USART2_CK, DAC_OUT1, and ADC12_IN4 analog input. |+| 41 | PA5 | bidirectional | Port A bit 5, general-purpose I/O, alternate functions include SPI1_SCK, DAC_OUT2, and ADC12_IN5 analog input. |+| 42 | PA6 | bidirectional | Port A bit 6, general-purpose I/O, alternate functions include SPI1_MISO, TIM8_BKIN, ADC12_IN6, and TIM1/TIM3 timer functions. |+| 43 | PA7 | bidirectional | Port A bit 7, general-purpose I/O, alternate functions include SPI1_MOSI, TIM8_CH1N, ADC12_IN7, and TIM1/TIM3 timer functions. |+| 44 | PC4 | bidirectional | Port C bit 4, general-purpose I/O, alternate function ADC12_IN14 for analog-to-digital converter input. |+| 45 | PC5 | bidirectional | Port C bit 5, general-purpose I/O, alternate function ADC12_IN15 for analog-to-digital converter input. |+| 46 | PB0 | bidirectional | Port B bit 0, general-purpose I/O, alternate functions include ADC12_IN8 and TIM1/TIM3/TIM8 timer functions. |+| 47 | PB1 | bidirectional | Port B bit 1, general-purpose I/O, alternate functions include ADC12_IN9 and TIM1/TIM3/TIM8 timer functions. |+| 48 | PB2 | bidirectional | Port B bit 2, 5V tolerant general-purpose I/O, alternate function BOOT1 for boot mode selection. |+| 49 | PF11 | bidirectional | Port F bit 11, 5V tolerant general-purpose I/O, alternate function FSMC_NIOS16 for memory control signal. |+| 50 | PF12 | bidirectional | Port F bit 12, 5V tolerant general-purpose I/O, alternate function FSMC_A6 for address line 6. |+| 51 | VSS_6 | power_in | Ground supply pin, connect to system ground (0 V). |+| 52 | VDD_6 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 53 | PF13 | bidirectional | Port F bit 13, 5V tolerant general-purpose I/O, alternate function FSMC_A7 for address line 7. |+| 54 | PF14 | bidirectional | Port F bit 14, 5V tolerant general-purpose I/O, alternate function FSMC_A8 for address line 8. |+| 55 | PF15 | bidirectional | Port F bit 15, 5V tolerant general-purpose I/O, alternate function FSMC_A9 for address line 9. |+| 56 | PG0 | bidirectional | Port G bit 0, 5V tolerant general-purpose I/O, alternate function FSMC_A10 for address line 10. |+| 57 | PG1 | bidirectional | Port G bit 1, 5V tolerant general-purpose I/O, alternate function FSMC_A11 for address line 11. |+| 58 | PE7 | bidirectional | Port E bit 7, 5V tolerant general-purpose I/O, alternate functions include FSMC_D4 data line and TIM1_ETR timer input. |+| 59 | PE8 | bidirectional | Port E bit 8, 5V tolerant general-purpose I/O, alternate functions include FSMC_D5 data line and TIM1_CH1N timer output. |+| 60 | PE9 | bidirectional | Port E bit 9, 5V tolerant general-purpose I/O, alternate functions include FSMC_D6 data line and TIM1_CH1 timer output. |+| 61 | VSS_7 | power_in | Ground supply pin, connect to system ground (0 V). |+| 62 | VDD_7 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 63 | PE10 | bidirectional | Port E bit 10, 5V tolerant general-purpose I/O, alternate functions include FSMC_D7 data line and TIM1_CH2N timer output. |+| 64 | PE11 | bidirectional | Port E bit 11, 5V tolerant general-purpose I/O, alternate functions include FSMC_D8 data line and TIM1_CH2 timer output. |+| 65 | PE12 | bidirectional | Port E bit 12, 5V tolerant general-purpose I/O, alternate functions include FSMC_D9 data line and TIM1_CH3N timer output. |+| 66 | PE13 | bidirectional | Port E bit 13, 5V tolerant general-purpose I/O, alternate functions include FSMC_D10 data line and TIM1_CH3 timer output. |+| 67 | PE14 | bidirectional | Port E bit 14, 5V tolerant general-purpose I/O, alternate functions include FSMC_D11 data line and TIM1_CH4 timer output. |+| 68 | PE15 | bidirectional | Port E bit 15, 5V tolerant general-purpose I/O, alternate functions include FSMC_D12 data line and TIM1_BKIN brake input. |+| 69 | PB10 | bidirectional | Port B bit 10, 5V tolerant general-purpose I/O, alternate functions include I2C2_SCL, USART3_TX, and TIM2_CH3 timer output. |+| 70 | PB11 | bidirectional | Port B bit 11, 5V tolerant general-purpose I/O, alternate functions include I2C2_SDA, USART3_RX, and TIM2_CH4 timer output. |+| 71 | VSS_1 | power_in | Ground supply pin, connect to system ground (0 V). |+| 72 | VDD_1 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 73 | PB12 | bidirectional | Port B bit 12, 5V tolerant general-purpose I/O, alternate functions include SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, and TIM1_BKIN. |+| 74 | PB13 | bidirectional | Port B bit 13, 5V tolerant general-purpose I/O, alternate functions include SPI2_SCK, I2S2_CK, USART3_CTS, and TIM1_CH1N. |+| 75 | PB14 | bidirectional | Port B bit 14, 5V tolerant general-purpose I/O, alternate functions include SPI2_MISO, TIM1_CH2N, and USART3_RTS. |+| 76 | PB15 | bidirectional | Port B bit 15, 5V tolerant general-purpose I/O, alternate functions include SPI2_MOSI, I2S2_SD, and TIM1_CH3N. |+| 77 | PD8 | bidirectional | Port D bit 8, 5V tolerant general-purpose I/O, alternate functions include FSMC_D13 data line and USART3_TX. |+| 78 | PD9 | bidirectional | Port D bit 9, 5V tolerant general-purpose I/O, alternate functions include FSMC_D14 data line and USART3_RX. |+| 79 | PD10 | bidirectional | Port D bit 10, 5V tolerant general-purpose I/O, alternate functions include FSMC_D15 data line and USART3_CK. |+| 80 | PD11 | bidirectional | Port D bit 11, 5V tolerant general-purpose I/O, alternate functions include FSMC_A16 address line and USART3_CTS. |+| 81 | PD12 | bidirectional | Port D bit 12, 5V tolerant general-purpose I/O, alternate functions include FSMC_A17 address line, TIM4_CH1 timer, and USART3_RTS. |+| 82 | PD13 | bidirectional | Port D bit 13, 5V tolerant general-purpose I/O, alternate functions include FSMC_A18 address line and TIM4_CH2 timer. |+| 83 | VSS_8 | power_in | Ground supply pin, connect to system ground (0 V). |+| 84 | VDD_8 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 85 | PD14 | bidirectional | Port D bit 14, 5V tolerant general-purpose I/O, alternate functions include FSMC_D0 data line and TIM4_CH3 timer output. |+| 86 | PD15 | bidirectional | Port D bit 15, 5V tolerant general-purpose I/O, alternate functions include FSMC_D1 data line and TIM4_CH4 timer output. |+| 87 | PG2 | bidirectional | Port G bit 2, 5V tolerant general-purpose I/O, alternate function FSMC_A12 for address line 12. |+| 88 | PG3 | bidirectional | Port G bit 3, 5V tolerant general-purpose I/O, alternate function FSMC_A13 for address line 13. |+| 89 | PG4 | bidirectional | Port G bit 4, 5V tolerant general-purpose I/O, alternate function FSMC_A14 for address line 14. |+| 90 | PG5 | bidirectional | Port G bit 5, 5V tolerant general-purpose I/O, alternate function FSMC_A15 for address line 15. |+| 91 | PG6 | bidirectional | Port G bit 6, 5V tolerant general-purpose I/O, alternate function FSMC_INT2 for interrupt signal. |+| 92 | PG7 | bidirectional | Port G bit 7, 5V tolerant general-purpose I/O, alternate function FSMC_INT3 for interrupt signal. |+| 93 | PG8 | bidirectional | Port G bit 8, 5V tolerant general-purpose I/O. |+| 94 | VSS_9 | power_in | Ground supply pin, connect to system ground (0 V). |+| 95 | VDD_9 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 96 | PC6 | bidirectional | Port C bit 6, 5V tolerant general-purpose I/O, alternate functions include I2S2_MCK, TIM8_CH1, SDIO_D6, and TIM3_CH1. |+| 97 | PC7 | bidirectional | Port C bit 7, 5V tolerant general-purpose I/O, alternate functions include I2S3_MCK, TIM8_CH2, SDIO_D7, and TIM3_CH2. |+| 98 | PC8 | bidirectional | Port C bit 8, 5V tolerant general-purpose I/O, alternate functions include TIM8_CH3, SDIO_D0, and TIM3_CH3. |+| 99 | PC9 | bidirectional | Port C bit 9, 5V tolerant general-purpose I/O, alternate functions include TIM8_CH4, SDIO_D1, and TIM3_CH4. |+| 100 | PA8 | bidirectional | Port A bit 8, 5V tolerant general-purpose I/O, alternate functions include USART1_CK, TIM1_CH1, and MCO master clock output. |+| 101 | PA9 | bidirectional | Port A bit 9, 5V tolerant general-purpose I/O, alternate functions include USART1_TX and TIM1_CH2 timer output. |+| 102 | PA10 | bidirectional | Port A bit 10, 5V tolerant general-purpose I/O, alternate functions include USART1_RX and TIM1_CH3 timer output. |+| 103 | PA11 | bidirectional | Port A bit 11, 5V tolerant general-purpose I/O, alternate functions include USART1_CTS, USB D- line, CAN_RX, and TIM1_CH4. |+| 104 | PA12 | bidirectional | Port A bit 12, 5V tolerant general-purpose I/O, alternate functions include USART1_RTS, USB D+ line, CAN_TX, and TIM1_ETR. |+| 105 | PA13 | bidirectional | Port A bit 13, 5V tolerant general-purpose I/O, alternate function JTMS-SWDIO for JTAG and SWD debug interface. |+| 106 | NC | unconnected | Not connected, no internal connection to chip. |+| 107 | VSS_2 | power_in | Ground supply pin, connect to system ground (0 V). |+| 108 | VDD_2 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 109 | PA14 | bidirectional | Port A bit 14, 5V tolerant general-purpose I/O, alternate function JTCK-SWCLK for JTAG and SWD debug interface. |+| 110 | PA15 | bidirectional | Port A bit 15, 5V tolerant general-purpose I/O, alternate functions include JTDI, SPI3_NSS, I2S3_WS, TIM2_CH1_ETR, and SPI1_NSS. |+| 111 | PC10 | bidirectional | Port C bit 10, 5V tolerant general-purpose I/O, alternate functions include UART4_TX, SDIO_D2, and USART3_TX. |+| 112 | PC11 | bidirectional | Port C bit 11, 5V tolerant general-purpose I/O, alternate functions include UART4_RX, SDIO_D3, and USART3_RX. |+| 113 | PC12 | bidirectional | Port C bit 12, 5V tolerant general-purpose I/O, alternate functions include UART5_TX, SDIO_CK, and USART3_CK. |+| 114 | PD0 | bidirectional | Port D bit 0, 5V tolerant general-purpose I/O, alternate functions include OSC_IN oscillator input, FSMC_D2 data line, and CAN_RX. |+| 115 | PD1 | bidirectional | Port D bit 1, 5V tolerant general-purpose I/O, alternate functions include OSC_OUT oscillator output, FSMC_D3 data line, and CAN_TX. |+| 116 | PD2 | bidirectional | Port D bit 2, 5V tolerant general-purpose I/O, alternate functions include TIM3_ETR, UART5_RX, and SDIO_CMD. |+| 117 | PD3 | bidirectional | Port D bit 3, 5V tolerant general-purpose I/O, alternate functions include FSMC_CLK memory clock and USART2_CTS. |+| 118 | PD4 | bidirectional | Port D bit 4, 5V tolerant general-purpose I/O, alternate functions include FSMC_NOE output enable and USART2_RTS. |+| 119 | PD5 | bidirectional | Port D bit 5, 5V tolerant general-purpose I/O, alternate functions include FSMC_NWE write enable and USART2_TX. |+| 120 | VSS_10 | power_in | Ground supply pin, connect to system ground (0 V). |+| 121 | VDD_10 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 122 | PD6 | bidirectional | Port D bit 6, 5V tolerant general-purpose I/O, alternate functions include FSMC_NWAIT wait signal and USART2_RX. |+| 123 | PD7 | bidirectional | Port D bit 7, 5V tolerant general-purpose I/O, alternate functions include FSMC_NE1 chip select and USART2_CK. |+| 124 | PG9 | bidirectional | Port G bit 9, 5V tolerant general-purpose I/O, alternate functions include FSMC_NE2 chip select and FSMC_NCE3. |+| 125 | PG10 | bidirectional | Port G bit 10, 5V tolerant general-purpose I/O, alternate functions include FSMC_NCE4_1 and FSMC_NE3 chip selects. |+| 126 | PG11 | bidirectional | Port G bit 11, 5V tolerant general-purpose I/O, alternate function FSMC_NCE4_2 for chip select. |+| 127 | PG12 | bidirectional | Port G bit 12, 5V tolerant general-purpose I/O, alternate function FSMC_NE4 for chip select. |+| 128 | PG13 | bidirectional | Port G bit 13, 5V tolerant general-purpose I/O, alternate function FSMC_A24 for address line 24. |+| 129 | PG14 | bidirectional | Port G bit 14, 5V tolerant general-purpose I/O, alternate function FSMC_A25 for address line 25. |+| 130 | VSS_11 | power_in | Ground supply pin, connect to system ground (0 V). |+| 131 | VDD_11 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |+| 132 | PG15 | bidirectional | Port G bit 15, 5V tolerant general-purpose I/O. |+| 133 | PB3 | bidirectional | Port B bit 3, 5V tolerant general-purpose I/O, alternate functions include JTDO, SPI3_SCK, I2S3_CK, TRACESWO, TIM2_CH2, and SPI1_SCK. |+| 134 | PB4 | bidirectional | Port B bit 4, 5V tolerant general-purpose I/O, alternate functions include NJTRST, SPI3_MISO, TIM3_CH1, and SPI1_MISO. |+| 135 | PB5 | bidirectional | Port B bit 5, general-purpose I/O, alternate functions include I2C1_SMBA, SPI3_MOSI, I2S3_SD, TIM3_CH2, and SPI1_MOSI. |+| 136 | PB6 | bidirectional | Port B bit 6, 5V tolerant general-purpose I/O, alternate functions include I2C1_SCL, TIM4_CH1, and USART1_TX. |+| 137 | PB7 | bidirectional | Port B bit 7, 5V tolerant general-purpose I/O, alternate functions include I2C1_SDA, FSMC_NADV address valid, TIM4_CH2, and USART1_RX. |+| 138 | BOOT0 | input | Boot mode selection pin, determines whether device boots from flash memory or system bootloader. |+| 139 | PB8 | bidirectional | Port B bit 8, 5V tolerant general-purpose I/O, alternate functions include TIM4_CH3, SDIO_D4, I2C1_SCL, and CAN_RX. |+| 140 | PB9 | bidirectional | Port B bit 9, 5V tolerant general-purpose I/O, alternate functions include TIM4_CH4, SDIO_D5, I2C1_SDA, and CAN_TX. |+| 141 | PE0 | bidirectional | Port E bit 0, 5V tolerant general-purpose I/O, alternate functions include TIM4_ETR and FSMC_NBL0 byte lane select. |+| 142 | PE1 | bidirectional | Port E bit 1, 5V tolerant general-purpose I/O, alternate function FSMC_NBL1 for byte lane select. |+| 143 | VSS_3 | power_in | Ground supply pin, connect to system ground (0 V). |+| 144 | VDD_3 | power_in | Main power supply pin, accepts 2.0 to 3.6 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-144(20x20) |+| Category | Embedded Processors & Controllers |+| Pins | 144 |++## CAD (KiCad official)++- Symbol: `STM32F103ZET6TR`+- Footprint: `Package_QFP:LQFP-144_20x20mm_P0.5mm`+- 3D model: LQFP-144(20x20) (KiCad packages3D, STEP)+- 3D model files: `stm32f103zet6tr-etched.step` / `stm32f103zet6tr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f103zet6tr.step` / `stm32f103zet6tr.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/8586182107576483840) (130 pp, sha256 `6cc345d224870bff`, 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/stm32f103zet6tr-datasheet.pdf)
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"stm32f103zet6tr.kicad_sym",+ "footprint": "stm32f103zet6tr.kicad_mod",+ "model_3d": "stm32f103zet6tr-hero.glb",+ "model_3d_plain": "stm32f103zet6tr.glb",+ "model_3d_step": "stm32f103zet6tr-etched.step",+ "model_3d_step_plain": "stm32f103zet6tr.step",+ "lbr": "stm32f103zet6tr.lbr"+ },+ "distributor_links": {+ "lcsc": "C14508",+ "digikey": "497-17396-2-ND",+ "mouser": "511-STM32F103ZET6TR"+ },+ "distributor_check": {+ "checked_at": "2026-10-07T02:52:48Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-17396-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32F103ZET6TR",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "PE2",+ "type": "bidirectional",+ "description": "Port E bit 2, general-purpose I/O, 5V tolerant, alternate functions include ETM trace clock and FSMC address line A23."+ },+ {+ "number": "2",+ "name": "PE3",+ "type": "bidirectional",+ "description": "Port E bit 3, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 0 and FSMC address line A19."+ },+ {+ "number": "3",+ "name": "PE4",+ "type": "bidirectional",+ "description": "Port E bit 4, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 1 and FSMC address line A20."+ },+ {+ "number": "4",+ "name": "PE5",+ "type": "bidirectional",+ "description": "Port E bit 5, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 2 and FSMC address line A21."+ },+ {+ "number": "5",+ "name": "PE6",+ "type": "bidirectional",+ "description": "Port E bit 6, general-purpose I/O, 5V tolerant, alternate functions include ETM trace data 3 and FSMC address line A22."+ },+ {+ "number": "6",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup power supply pin for RTC and backup registers, accepts 2.0 to 3.6 V."+ },+ {+ "number": "7",+ "name": "PC13-TAMPER-RTC",+ "type": "bidirectional",+ "description": "Port C bit 13, backup domain I/O, alternate function TAMPER-RTC, limited to 2 MHz output speed with 30 pF load maximum."+ },+ {+ "number": "8",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "Port C bit 14, backup domain I/O, alternate function OSC32_IN for 32 kHz crystal oscillator input."+ },+ {+ "number": "9",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "Port C bit 15, backup domain I/O, alternate function OSC32_OUT for 32 kHz crystal oscillator output."+ },+ {+ "number": "10",+ "name": "PF0",+ "type": "bidirectional",+ "description": "Port F bit 0, general-purpose I/O, 5V tolerant, alternate function FSMC_A0 for address line 0."+ },+ {+ "number": "11",+ "name": "PF1",+ "type": "bidirectional",+ "description": "Port F bit 1, general-purpose I/O, 5V tolerant, alternate function FSMC_A1 for address line 1."+ },+ {+ "number": "12",+ "name": "PF2",+ "type": "bidirectional",+ "description": "Port F bit 2, general-purpose I/O, 5V tolerant, alternate function FSMC_A2 for address line 2."+ },+ {+ "number": "13",+ "name": "PF3",+ "type": "bidirectional",+ "description": "Port F bit 3, general-purpose I/O, 5V tolerant, alternate function FSMC_A3 for address line 3."+ },+ {+ "number": "14",+ "name": "PF4",+ "type": "bidirectional",+ "description": "Port F bit 4, general-purpose I/O, 5V tolerant, alternate function FSMC_A4 for address line 4."+ },+ {+ "number": "15",+ "name": "PF5",+ "type": "bidirectional",+ "description": "Port F bit 5, general-purpose I/O, 5V tolerant, alternate function FSMC_A5 for address line 5."+ },+ {+ "number": "16",+ "name": "VSS_5",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "17",+ "name": "VDD_5",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "18",+ "name": "PF6",+ "type": "bidirectional",+ "description": "Port F bit 6, general-purpose I/O, alternate functions include ADC3_IN4 analog input and FSMC_NIORD control signal."+ },+ {+ "number": "19",+ "name": "PF7",+ "type": "bidirectional",+ "description": "Port F bit 7, general-purpose I/O, alternate functions include ADC3_IN5 analog input and FSMC_NREG control signal."+ },+ {+ "number": "20",+ "name": "PF8",+ "type": "bidirectional",+ "description": "Port F bit 8, general-purpose I/O, alternate functions include ADC3_IN6 analog input and FSMC_NIOWR control signal."+ },+ {+ "number": "21",+ "name": "PF9",+ "type": "bidirectional",+ "description": "Port F bit 9, general-purpose I/O, alternate functions include ADC3_IN7 analog input and FSMC_CD control signal."+ },+ {+ "number": "22",+ "name": "PF10",+ "type": "bidirectional",+ "description": "Port F bit 10, general-purpose I/O, alternate functions include ADC3_IN8 analog input and FSMC_INTR control signal."+ },+ {+ "number": "23",+ "name": "OSC_IN",+ "type": "input",+ "description": "High-speed external oscillator input, accepts 4 to 16 MHz crystal oscillator signal."+ },+ {+ "number": "24",+ "name": "OSC_OUT",+ "type": "output",+ "description": "High-speed external oscillator output, drives 4 to 16 MHz crystal oscillator load."+ },+ {+ "number": "25",+ "name": "NRST",+ "type": "bidirectional",+ "description": "Reset pin, active low input for system reset or open-drain output for reset signaling."+ },+ {+ "number": "26",+ "name": "PC0",+ "type": "bidirectional",+ "description": "Port C bit 0, general-purpose I/O, alternate function ADC123_IN10 for analog-to-digital converter input."+ },+ {+ "number": "27",+ "name": "PC1",+ "type": "bidirectional",+ "description": "Port C bit 1, general-purpose I/O, alternate function ADC123_IN11 for analog-to-digital converter input."+ },+ {+ "number": "28",+ "name": "PC2",+ "type": "bidirectional",+ "description": "Port C bit 2, general-purpose I/O, alternate function ADC123_IN12 for analog-to-digital converter input."+ },+ {+ "number": "29",+ "name": "PC3",+ "type": "bidirectional",+ "description": "Port C bit 3, general-purpose I/O, alternate function ADC123_IN13 for analog-to-digital converter input."+ },+ {+ "number": "30",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground reference pin, connect to system ground for ADC and DAC operation."+ },+ {+ "number": "31",+ "name": "VREF-",+ "type": "power_in",+ "description": "ADC negative reference voltage pin, typically connected to VSSA or ground, range 0 V."+ },+ {+ "number": "32",+ "name": "VREF+",+ "type": "power_in",+ "description": "ADC positive reference voltage pin, accepts 2.4 to 3.6 V, can be internally connected to VDDA."+ },+ {+ "number": "33",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog power supply pin, accepts 2.4 to 3.6 V for ADC, DAC, and comparator operation."+ },+ {+ "number": "34",+ "name": "PA0-WKUP",+ "type": "bidirectional",+ "description": "Port A bit 0, general-purpose I/O with wakeup capability, alternate functions include USART2_CTS, ADC123_IN0, and TIM2/TIM5/TIM8 timer inputs."+ },+ {+ "number": "35",+ "name": "PA1",+ "type": "bidirectional",+ "description": "Port A bit 1, general-purpose I/O, alternate functions include USART2_RTS, ADC123_IN1, and TIM2/TIM5 timer inputs."+ },+ {+ "number": "36",+ "name": "PA2",+ "type": "bidirectional",+ "description": "Port A bit 2, general-purpose I/O, alternate functions include USART2_TX, ADC123_IN2, and TIM2/TIM5 timer inputs."+ },+ {+ "number": "37",+ "name": "PA3",+ "type": "bidirectional",+ "description": "Port A bit 3, general-purpose I/O, alternate functions include USART2_RX, ADC123_IN3, and TIM2/TIM5 timer inputs."+ },+ {+ "number": "38",+ "name": "VSS_4",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "39",+ "name": "VDD_4",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "40",+ "name": "PA4",+ "type": "bidirectional",+ "description": "Port A bit 4, general-purpose I/O, alternate functions include SPI1_NSS, USART2_CK, DAC_OUT1, and ADC12_IN4 analog input."+ },+ {+ "number": "41",+ "name": "PA5",+ "type": "bidirectional",+ "description": "Port A bit 5, general-purpose I/O, alternate functions include SPI1_SCK, DAC_OUT2, and ADC12_IN5 analog input."+ },+ {+ "number": "42",+ "name": "PA6",+ "type": "bidirectional",+ "description": "Port A bit 6, general-purpose I/O, alternate functions include SPI1_MISO, TIM8_BKIN, ADC12_IN6, and TIM1/TIM3 timer functions."+ },+ {+ "number": "43",+ "name": "PA7",+ "type": "bidirectional",+ "description": "Port A bit 7, general-purpose I/O, alternate functions include SPI1_MOSI, TIM8_CH1N, ADC12_IN7, and TIM1/TIM3 timer functions."+ },+ {+ "number": "44",+ "name": "PC4",+ "type": "bidirectional",+ "description": "Port C bit 4, general-purpose I/O, alternate function ADC12_IN14 for analog-to-digital converter input."+ },+ {+ "number": "45",+ "name": "PC5",+ "type": "bidirectional",+ "description": "Port C bit 5, general-purpose I/O, alternate function ADC12_IN15 for analog-to-digital converter input."+ },+ {+ "number": "46",+ "name": "PB0",+ "type": "bidirectional",+ "description": "Port B bit 0, general-purpose I/O, alternate functions include ADC12_IN8 and TIM1/TIM3/TIM8 timer functions."+ },+ {+ "number": "47",+ "name": "PB1",+ "type": "bidirectional",+ "description": "Port B bit 1, general-purpose I/O, alternate functions include ADC12_IN9 and TIM1/TIM3/TIM8 timer functions."+ },+ {+ "number": "48",+ "name": "PB2",+ "type": "bidirectional",+ "description": "Port B bit 2, 5V tolerant general-purpose I/O, alternate function BOOT1 for boot mode selection."+ },+ {+ "number": "49",+ "name": "PF11",+ "type": "bidirectional",+ "description": "Port F bit 11, 5V tolerant general-purpose I/O, alternate function FSMC_NIOS16 for memory control signal."+ },+ {+ "number": "50",+ "name": "PF12",+ "type": "bidirectional",+ "description": "Port F bit 12, 5V tolerant general-purpose I/O, alternate function FSMC_A6 for address line 6."+ },+ {+ "number": "51",+ "name": "VSS_6",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "52",+ "name": "VDD_6",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "53",+ "name": "PF13",+ "type": "bidirectional",+ "description": "Port F bit 13, 5V tolerant general-purpose I/O, alternate function FSMC_A7 for address line 7."+ },+ {+ "number": "54",+ "name": "PF14",+ "type": "bidirectional",+ "description": "Port F bit 14, 5V tolerant general-purpose I/O, alternate function FSMC_A8 for address line 8."+ },+ {+ "number": "55",+ "name": "PF15",+ "type": "bidirectional",+ "description": "Port F bit 15, 5V tolerant general-purpose I/O, alternate function FSMC_A9 for address line 9."+ },+ {+ "number": "56",+ "name": "PG0",+ "type": "bidirectional",+ "description": "Port G bit 0, 5V tolerant general-purpose I/O, alternate function FSMC_A10 for address line 10."+ },+ {+ "number": "57",+ "name": "PG1",+ "type": "bidirectional",+ "description": "Port G bit 1, 5V tolerant general-purpose I/O, alternate function FSMC_A11 for address line 11."+ },+ {+ "number": "58",+ "name": "PE7",+ "type": "bidirectional",+ "description": "Port E bit 7, 5V tolerant general-purpose I/O, alternate functions include FSMC_D4 data line and TIM1_ETR timer input."+ },+ {+ "number": "59",+ "name": "PE8",+ "type": "bidirectional",+ "description": "Port E bit 8, 5V tolerant general-purpose I/O, alternate functions include FSMC_D5 data line and TIM1_CH1N timer output."+ },+ {+ "number": "60",+ "name": "PE9",+ "type": "bidirectional",+ "description": "Port E bit 9, 5V tolerant general-purpose I/O, alternate functions include FSMC_D6 data line and TIM1_CH1 timer output."+ },+ {+ "number": "61",+ "name": "VSS_7",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "62",+ "name": "VDD_7",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "63",+ "name": "PE10",+ "type": "bidirectional",+ "description": "Port E bit 10, 5V tolerant general-purpose I/O, alternate functions include FSMC_D7 data line and TIM1_CH2N timer output."+ },+ {+ "number": "64",+ "name": "PE11",+ "type": "bidirectional",+ "description": "Port E bit 11, 5V tolerant general-purpose I/O, alternate functions include FSMC_D8 data line and TIM1_CH2 timer output."+ },+ {+ "number": "65",+ "name": "PE12",+ "type": "bidirectional",+ "description": "Port E bit 12, 5V tolerant general-purpose I/O, alternate functions include FSMC_D9 data line and TIM1_CH3N timer output."+ },+ {+ "number": "66",+ "name": "PE13",+ "type": "bidirectional",+ "description": "Port E bit 13, 5V tolerant general-purpose I/O, alternate functions include FSMC_D10 data line and TIM1_CH3 timer output."+ },+ {+ "number": "67",+ "name": "PE14",+ "type": "bidirectional",+ "description": "Port E bit 14, 5V tolerant general-purpose I/O, alternate functions include FSMC_D11 data line and TIM1_CH4 timer output."+ },+ {+ "number": "68",+ "name": "PE15",+ "type": "bidirectional",+ "description": "Port E bit 15, 5V tolerant general-purpose I/O, alternate functions include FSMC_D12 data line and TIM1_BKIN brake input."+ },+ {+ "number": "69",+ "name": "PB10",+ "type": "bidirectional",+ "description": "Port B bit 10, 5V tolerant general-purpose I/O, alternate functions include I2C2_SCL, USART3_TX, and TIM2_CH3 timer output."+ },+ {+ "number": "70",+ "name": "PB11",+ "type": "bidirectional",+ "description": "Port B bit 11, 5V tolerant general-purpose I/O, alternate functions include I2C2_SDA, USART3_RX, and TIM2_CH4 timer output."+ },+ {+ "number": "71",+ "name": "VSS_1",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "72",+ "name": "VDD_1",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "73",+ "name": "PB12",+ "type": "bidirectional",+ "description": "Port B bit 12, 5V tolerant general-purpose I/O, alternate functions include SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, and TIM1_BKIN."+ },+ {+ "number": "74",+ "name": "PB13",+ "type": "bidirectional",+ "description": "Port B bit 13, 5V tolerant general-purpose I/O, alternate functions include SPI2_SCK, I2S2_CK, USART3_CTS, and TIM1_CH1N."+ },+ {+ "number": "75",+ "name": "PB14",+ "type": "bidirectional",+ "description": "Port B bit 14, 5V tolerant general-purpose I/O, alternate functions include SPI2_MISO, TIM1_CH2N, and USART3_RTS."+ },+ {+ "number": "76",+ "name": "PB15",+ "type": "bidirectional",+ "description": "Port B bit 15, 5V tolerant general-purpose I/O, alternate functions include SPI2_MOSI, I2S2_SD, and TIM1_CH3N."+ },+ {+ "number": "77",+ "name": "PD8",+ "type": "bidirectional",+ "description": "Port D bit 8, 5V tolerant general-purpose I/O, alternate functions include FSMC_D13 data line and USART3_TX."+ },+ {+ "number": "78",+ "name": "PD9",+ "type": "bidirectional",+ "description": "Port D bit 9, 5V tolerant general-purpose I/O, alternate functions include FSMC_D14 data line and USART3_RX."+ },+ {+ "number": "79",+ "name": "PD10",+ "type": "bidirectional",+ "description": "Port D bit 10, 5V tolerant general-purpose I/O, alternate functions include FSMC_D15 data line and USART3_CK."+ },+ {+ "number": "80",+ "name": "PD11",+ "type": "bidirectional",+ "description": "Port D bit 11, 5V tolerant general-purpose I/O, alternate functions include FSMC_A16 address line and USART3_CTS."+ },+ {+ "number": "81",+ "name": "PD12",+ "type": "bidirectional",+ "description": "Port D bit 12, 5V tolerant general-purpose I/O, alternate functions include FSMC_A17 address line, TIM4_CH1 timer, and USART3_RTS."+ },+ {+ "number": "82",+ "name": "PD13",+ "type": "bidirectional",+ "description": "Port D bit 13, 5V tolerant general-purpose I/O, alternate functions include FSMC_A18 address line and TIM4_CH2 timer."+ },+ {+ "number": "83",+ "name": "VSS_8",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "84",+ "name": "VDD_8",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "85",+ "name": "PD14",+ "type": "bidirectional",+ "description": "Port D bit 14, 5V tolerant general-purpose I/O, alternate functions include FSMC_D0 data line and TIM4_CH3 timer output."+ },+ {+ "number": "86",+ "name": "PD15",+ "type": "bidirectional",+ "description": "Port D bit 15, 5V tolerant general-purpose I/O, alternate functions include FSMC_D1 data line and TIM4_CH4 timer output."+ },+ {+ "number": "87",+ "name": "PG2",+ "type": "bidirectional",+ "description": "Port G bit 2, 5V tolerant general-purpose I/O, alternate function FSMC_A12 for address line 12."+ },+ {+ "number": "88",+ "name": "PG3",+ "type": "bidirectional",+ "description": "Port G bit 3, 5V tolerant general-purpose I/O, alternate function FSMC_A13 for address line 13."+ },+ {+ "number": "89",+ "name": "PG4",+ "type": "bidirectional",+ "description": "Port G bit 4, 5V tolerant general-purpose I/O, alternate function FSMC_A14 for address line 14."+ },+ {+ "number": "90",+ "name": "PG5",+ "type": "bidirectional",+ "description": "Port G bit 5, 5V tolerant general-purpose I/O, alternate function FSMC_A15 for address line 15."+ },+ {+ "number": "91",+ "name": "PG6",+ "type": "bidirectional",+ "description": "Port G bit 6, 5V tolerant general-purpose I/O, alternate function FSMC_INT2 for interrupt signal."+ },+ {+ "number": "92",+ "name": "PG7",+ "type": "bidirectional",+ "description": "Port G bit 7, 5V tolerant general-purpose I/O, alternate function FSMC_INT3 for interrupt signal."+ },+ {+ "number": "93",+ "name": "PG8",+ "type": "bidirectional",+ "description": "Port G bit 8, 5V tolerant general-purpose I/O."+ },+ {+ "number": "94",+ "name": "VSS_9",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "95",+ "name": "VDD_9",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "96",+ "name": "PC6",+ "type": "bidirectional",+ "description": "Port C bit 6, 5V tolerant general-purpose I/O, alternate functions include I2S2_MCK, TIM8_CH1, SDIO_D6, and TIM3_CH1."+ },+ {+ "number": "97",+ "name": "PC7",+ "type": "bidirectional",+ "description": "Port C bit 7, 5V tolerant general-purpose I/O, alternate functions include I2S3_MCK, TIM8_CH2, SDIO_D7, and TIM3_CH2."+ },+ {+ "number": "98",+ "name": "PC8",+ "type": "bidirectional",+ "description": "Port C bit 8, 5V tolerant general-purpose I/O, alternate functions include TIM8_CH3, SDIO_D0, and TIM3_CH3."+ },+ {+ "number": "99",+ "name": "PC9",+ "type": "bidirectional",+ "description": "Port C bit 9, 5V tolerant general-purpose I/O, alternate functions include TIM8_CH4, SDIO_D1, and TIM3_CH4."+ },+ {+ "number": "100",+ "name": "PA8",+ "type": "bidirectional",+ "description": "Port A bit 8, 5V tolerant general-purpose I/O, alternate functions include USART1_CK, TIM1_CH1, and MCO master clock output."+ },+ {+ "number": "101",+ "name": "PA9",+ "type": "bidirectional",+ "description": "Port A bit 9, 5V tolerant general-purpose I/O, alternate functions include USART1_TX and TIM1_CH2 timer output."+ },+ {+ "number": "102",+ "name": "PA10",+ "type": "bidirectional",+ "description": "Port A bit 10, 5V tolerant general-purpose I/O, alternate functions include USART1_RX and TIM1_CH3 timer output."+ },+ {+ "number": "103",+ "name": "PA11",+ "type": "bidirectional",+ "description": "Port A bit 11, 5V tolerant general-purpose I/O, alternate functions include USART1_CTS, USB D- line, CAN_RX, and TIM1_CH4."+ },+ {+ "number": "104",+ "name": "PA12",+ "type": "bidirectional",+ "description": "Port A bit 12, 5V tolerant general-purpose I/O, alternate functions include USART1_RTS, USB D+ line, CAN_TX, and TIM1_ETR."+ },+ {+ "number": "105",+ "name": "PA13",+ "type": "bidirectional",+ "description": "Port A bit 13, 5V tolerant general-purpose I/O, alternate function JTMS-SWDIO for JTAG and SWD debug interface."+ },+ {+ "number": "106",+ "name": "NC",+ "type": "unconnected",+ "description": "Not connected, no internal connection to chip."+ },+ {+ "number": "107",+ "name": "VSS_2",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "108",+ "name": "VDD_2",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "109",+ "name": "PA14",+ "type": "bidirectional",+ "description": "Port A bit 14, 5V tolerant general-purpose I/O, alternate function JTCK-SWCLK for JTAG and SWD debug interface."+ },+ {+ "number": "110",+ "name": "PA15",+ "type": "bidirectional",+ "description": "Port A bit 15, 5V tolerant general-purpose I/O, alternate functions include JTDI, SPI3_NSS, I2S3_WS, TIM2_CH1_ETR, and SPI1_NSS."+ },+ {+ "number": "111",+ "name": "PC10",+ "type": "bidirectional",+ "description": "Port C bit 10, 5V tolerant general-purpose I/O, alternate functions include UART4_TX, SDIO_D2, and USART3_TX."+ },+ {+ "number": "112",+ "name": "PC11",+ "type": "bidirectional",+ "description": "Port C bit 11, 5V tolerant general-purpose I/O, alternate functions include UART4_RX, SDIO_D3, and USART3_RX."+ },+ {+ "number": "113",+ "name": "PC12",+ "type": "bidirectional",+ "description": "Port C bit 12, 5V tolerant general-purpose I/O, alternate functions include UART5_TX, SDIO_CK, and USART3_CK."+ },+ {+ "number": "114",+ "name": "PD0",+ "type": "bidirectional",+ "description": "Port D bit 0, 5V tolerant general-purpose I/O, alternate functions include OSC_IN oscillator input, FSMC_D2 data line, and CAN_RX."+ },+ {+ "number": "115",+ "name": "PD1",+ "type": "bidirectional",+ "description": "Port D bit 1, 5V tolerant general-purpose I/O, alternate functions include OSC_OUT oscillator output, FSMC_D3 data line, and CAN_TX."+ },+ {+ "number": "116",+ "name": "PD2",+ "type": "bidirectional",+ "description": "Port D bit 2, 5V tolerant general-purpose I/O, alternate functions include TIM3_ETR, UART5_RX, and SDIO_CMD."+ },+ {+ "number": "117",+ "name": "PD3",+ "type": "bidirectional",+ "description": "Port D bit 3, 5V tolerant general-purpose I/O, alternate functions include FSMC_CLK memory clock and USART2_CTS."+ },+ {+ "number": "118",+ "name": "PD4",+ "type": "bidirectional",+ "description": "Port D bit 4, 5V tolerant general-purpose I/O, alternate functions include FSMC_NOE output enable and USART2_RTS."+ },+ {+ "number": "119",+ "name": "PD5",+ "type": "bidirectional",+ "description": "Port D bit 5, 5V tolerant general-purpose I/O, alternate functions include FSMC_NWE write enable and USART2_TX."+ },+ {+ "number": "120",+ "name": "VSS_10",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "121",+ "name": "VDD_10",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "122",+ "name": "PD6",+ "type": "bidirectional",+ "description": "Port D bit 6, 5V tolerant general-purpose I/O, alternate functions include FSMC_NWAIT wait signal and USART2_RX."+ },+ {+ "number": "123",+ "name": "PD7",+ "type": "bidirectional",+ "description": "Port D bit 7, 5V tolerant general-purpose I/O, alternate functions include FSMC_NE1 chip select and USART2_CK."+ },+ {+ "number": "124",+ "name": "PG9",+ "type": "bidirectional",+ "description": "Port G bit 9, 5V tolerant general-purpose I/O, alternate functions include FSMC_NE2 chip select and FSMC_NCE3."+ },+ {+ "number": "125",+ "name": "PG10",+ "type": "bidirectional",+ "description": "Port G bit 10, 5V tolerant general-purpose I/O, alternate functions include FSMC_NCE4_1 and FSMC_NE3 chip selects."+ },+ {+ "number": "126",+ "name": "PG11",+ "type": "bidirectional",+ "description": "Port G bit 11, 5V tolerant general-purpose I/O, alternate function FSMC_NCE4_2 for chip select."+ },+ {+ "number": "127",+ "name": "PG12",+ "type": "bidirectional",+ "description": "Port G bit 12, 5V tolerant general-purpose I/O, alternate function FSMC_NE4 for chip select."+ },+ {+ "number": "128",+ "name": "PG13",+ "type": "bidirectional",+ "description": "Port G bit 13, 5V tolerant general-purpose I/O, alternate function FSMC_A24 for address line 24."+ },+ {+ "number": "129",+ "name": "PG14",+ "type": "bidirectional",+ "description": "Port G bit 14, 5V tolerant general-purpose I/O, alternate function FSMC_A25 for address line 25."+ },+ {+ "number": "130",+ "name": "VSS_11",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "131",+ "name": "VDD_11",+ "type": "power_in",+ "description": "Main power supply pin, accepts 2.0 to 3.6 V."+ },+ {+ "number": "132",+ "name": "PG15",+ "type": "bidirectional",+ "description": "Port G bit 15, 5V tolerant general-purpose I/O."+ },+ {+ "number": "133",+ "name": "PB3",+ "type": "bidirectional",+ "description": "Port B bit 3, 5V tolerant general-purpose I/O, alternate functions include JTDO, SPI3_SCK, I2S3_CK, TRACESWO, TIM2_CH2, and SPI1_SCK."+ },+ {+ "number": "134",+ "name": "PB4",+ "type": "bidirectional",+ "description": "Port B bit 4, 5V tolerant general-purpose I/O, alternate functions include NJTRST, SPI3_MISO, TIM3_CH1, and SPI1_MISO."+ },+ {+ "number": "135",+ "name": "PB5",+ "type": "bidirectional",+ "description": "Port B bit 5, general-purpose I/O, alternate functions include I2C1_SMBA, SPI3_MOSI, I2S3_SD, TIM3_CH2, and SPI1_MOSI."+ },+ {+ "number": "136",+ "name": "PB6",+ "type": "bidirectional",+ "description": "Port B bit 6, 5V tolerant general-purpose I/O, alternate functions include I2C1_SCL, TIM4_CH1, and USART1_TX."+ },+ {+ "number": "137",+ "name": "PB7",+ "type": "bidirectional",+ "description": "Port B bit 7, 5V tolerant general-purpose I/O, alternate functions include I2C1_SDA, FSMC_NADV address valid, TIM4_CH2, and USART1_RX."+ },+ {+ "number": "138",+ "name": "BOOT0",+ "type": "input",+ "description": "Boot mode selection pin, determines whether device boots from flash memory or system bootloader."+ },+ {+ "number": "139",+ "name": "PB8",+ "type": "bidirectional",+ "description": "Port B bit 8, 5V tolerant general-purpose I/O, alternate functions include TIM4_CH3, SDIO_D4, I2C1_SCL, and CAN_RX."+ },+ {+ "number": "140",+ "name": "PB9",+ "type": "bidirectional",+ "description": "Port B bit 9, 5V tolerant general-purpose I/O, alternate functions include TIM4_CH4, SDIO_D5, I2C1_SDA, and CAN_TX."+ },+ {+ "number": "141",+ "name": "PE0",+ "type": "bidirectional",+ "description": "Port E bit 0, 5V tolerant general-purpose I/O, alternate functions include TIM4_ETR and FSMC_NBL0 byte lane select."+ },+ {+ "number": "142",+ "name": "PE1",+ "type": "bidirectional",+ "description": "Port E bit 1, 5V tolerant general-purpose I/O, alternate function FSMC_NBL1 for byte lane select."+ },+ {+ "number": "143",+ "name": "VSS_3",+ "type": "power_in",+ "description": "Ground supply pin, connect to system ground (0 V)."+ },+ {+ "number": "144",+ "name": "VDD_3",+ "type": "power_in",+ "description": "Main power supply pin, accepts 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-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: Pin 7 (PC13), Pin 8 (PC14), Pin 9 (PC15): These pins are in the backup power domain with limited cur; Pin 23 (OSC_IN) and Pin 24 (OSC_OUT): Designed for 4-16 MHz crystal oscillator. Actual crystal param; Pin 114 (PD0) and Pin 115 (PD1): These pins can be configured as OSC_IN/OSC_OUT (PLL input) after re"+ ],+ "pages_sent": 44,+ "cost_usd": 0.5198,+ "at": "2026-10-07T02:52:00"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586182107576483840",+ "pages": 130,+ "sha256": "6cc345d224870bff",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 144,+ "described": 144,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "stm32f103zet6tr.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 22,+ 22,+ 1.5+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "b4d698da8bb7697b754adb5655c932342462d9b9341cdaa081b3604dbdf7559b",+ "checked": "2026-10-07",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "stm32f103zet6tr-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 22,+ 22,+ 1.5+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "8d872eb43f78805ae42faf47f885c27d46ab3853431320244ae0616a0cb67079",+ "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]"+ }+}