STM32G031C6T6

@@ -0,0 +1,95 @@+# STM32G031C6T6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)++STM32G031C6T6 from STMicroelectronics, in a LQFP-48(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | PC13 | bidirectional | General-purpose 5 V-tolerant I/O. Additional functions: TAMP_IN1, RTC_TS, RTC_OUT1, WKUP2. Alternate: TIM1_BKIN. |+| 2 | PC14-OSC32_IN | bidirectional | GPIO PC14 / 32 kHz LSE oscillator input (OSC32_IN). 5 V-tolerant I/O. Alt: TIM1_BKIN2. |+| 3 | PC15-OSC32_OUT | bidirectional | GPIO PC15 / 32 kHz LSE oscillator output (OSC32_OUT). 5 V-tolerant. Alt: OSC32_EN, OSC_EN. |+| 4 | VBAT | power_in | Backup supply for the RTC and backup registers when VDD is absent. Range 1.55 V to 3.6 V. |+| 5 | VREF+ | power_in | ADC/DAC external positive reference input. Can also drive VREF_OUT via the internal VREFBUF. |+| 6 | VDD/VDDA | power_in | Main digital and analog supply. 1.7 V to 3.6 V. Decouple with 100 nF per pin near the package. |+| 7 | VSS/VSSA | power_in | Common digital and analog ground reference (0 V). |+| 8 | PF0-OSC_IN | bidirectional | GPIO PF0 / HSE crystal oscillator input (OSC_IN, 4-48 MHz). 5 V-tolerant. Alt: TIM14_CH1. |+| 9 | PF1-OSC_OUT | bidirectional | GPIO PF1 / HSE crystal oscillator output (OSC_OUT). 5 V-tolerant. Alt: OSC_EN. |+| 10 | PF2-NRST | bidirectional | Bidirectional device reset input/output with embedded weak pull-up. Active low; can be reconfigured as GPIO PF2. Alt: MCO. |+| 11 | PA0 | bidirectional | GPIO 5 V-tolerant with analog switch (FT_a). ADC_IN0, TAMP_IN2, WKUP1. Alt: SPI2_SCK, USART2_CTS, TIM2_CH1_ETR, LPTIM1_OUT. |+| 12 | PA1 | bidirectional | GPIO 5 V-tolerant, analog + diode-to-VDD (FT_ea). ADC_IN1. Alt: SPI1_SCK/I2S1_CK, USART2_RTS_DE_CK, TIM2_CH2, I2C1_SMBA, EVENTOUT. |+| 13 | PA2 | bidirectional | GPIO 5 V-tolerant, analog (FT_a). ADC_IN2, WKUP4, LSCO. Alt: SPI1_MOSI/I2S1_SD, USART2_TX, TIM2_CH3, LPUART1_TX. |+| 14 | PA3 | bidirectional | GPIO 5 V-tolerant, analog + diode-to-VDD (FT_ea). ADC_IN3. Alt: SPI2_MISO, USART2_RX, TIM2_CH4, LPUART1_RX, EVENTOUT. |+| 15 | PA4 | bidirectional | GPIO 5 V-tolerant, analog (FT_a). ADC_IN4, RTC_OUT2. Alt: SPI1_NSS/I2S1_WS, SPI2_MOSI, TIM14_CH1, LPTIM2_OUT, EVENTOUT. |+| 16 | PA5 | bidirectional | GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN5. Alt: SPI1_SCK/I2S1_CK, TIM2_CH1_ETR, LPTIM2_ETR, EVENTOUT. |+| 17 | PA6 | bidirectional | GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN6. Alt: SPI1_MISO/I2S1_MCK, TIM3_CH1, TIM1_BKIN, TIM16_CH1, LPUART1_CTS. |+| 18 | PA7 | bidirectional | GPIO 5 V-tolerant, analog (FT_a). ADC_IN7. Alt: SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM1_CH1N, TIM14_CH1, TIM17_CH1. |+| 19 | PB0 | bidirectional | GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN8. Alt: SPI1_NSS/I2S1_WS, TIM3_CH3, TIM1_CH2N, LPTIM1_OUT. |+| 20 | PB1 | bidirectional | GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN9. Alt: TIM14_CH1, TIM3_CH4, TIM1_CH3N, LPTIM2_IN1, LPUART1_RTS_DE, EVENTOUT. |+| 21 | PB2 | bidirectional | GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN10. Alt: SPI2_MISO, LPTIM1_OUT, EVENTOUT. |+| 22 | PB10 | bidirectional | GPIO 5 V-tolerant, Fm+ capable, analog (FT_fa). ADC_IN11. Alt: LPUART1_RX, TIM2_CH3, SPI2_SCK, I2C2_SCL. |+| 23 | PB11 | bidirectional | GPIO 5 V-tolerant, Fm+ capable, analog (FT_fa). ADC_IN15. Alt: SPI2_MOSI, LPUART1_TX, TIM2_CH4, I2C2_SDA. |+| 24 | PB12 | bidirectional | GPIO 5 V-tolerant, analog (FT_a). ADC_IN16. Alt: SPI2_NSS, LPUART1_RTS_DE, TIM1_BKIN, EVENTOUT. |+| 25 | PB13 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_SCK, LPUART1_CTS, TIM1_CH1N, I2C2_SCL, EVENTOUT. |+| 26 | PB14 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_MISO, TIM1_CH2N, I2C2_SDA, EVENTOUT. |+| 27 | PB15 | bidirectional | GPIO 5 V-tolerant (FT). RTC_REFIN. Alt: SPI2_MOSI, TIM1_CH3N, EVENTOUT. |+| 28 | PA8 | bidirectional | GPIO 5 V-tolerant (FT). Alt: MCO, SPI2_NSS, TIM1_CH1, LPTIM2_OUT, EVENTOUT. |+| 29 | PA9 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: MCO, USART1_TX, TIM1_CH2, SPI2_MISO, I2C1_SCL, EVENTOUT. |+| 30 | PC6 | bidirectional | GPIO 5 V-tolerant (FT). Alt: TIM3_CH1, TIM2_CH3. |+| 31 | PC7 | bidirectional | GPIO 5 V-tolerant (FT). Alt: TIM3_CH2, TIM2_CH4. |+| 32 | PA10 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_MOSI, USART1_RX, TIM1_CH3, TIM17_BKIN, I2C1_SDA, EVENTOUT. |+| 33 | PA11 [PA9] | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI1_MISO/I2S1_MCK, USART1_CTS, TIM1_CH4, TIM1_BKIN2, I2C2_SCL. Remappable to PA9 via SYSCFG. |+| 34 | PA12 [PA10] | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI1_MOSI/I2S1_SD, USART1_RTS_DE_CK, TIM1_ETR, I2S_CKIN, I2C2_SDA. Remappable to PA10 via SYSCFG. |+| 35 | PA13 | bidirectional | SWDIO after reset (serial wire debug data). GPIO 5 V-tolerant, analog + diode (FT_ea). ADC_IN17. Alt: SWDIO, IR_OUT, EVENTOUT. |+| 36 | PA14-BOOT0 | bidirectional | SWCLK after reset (serial wire debug clock) and BOOT0 sampled at reset. GPIO 5 V-tolerant, analog (FT_a). ADC_IN18. Alt: SWCLK, USART2_TX, EVENTOUT. |+| 37 | PA15 | bidirectional | GPIO 5 V-tolerant (FT). Alt: SPI1_NSS/I2S1_WS, USART2_RX, TIM2_CH1_ETR, EVENTOUT. |+| 38 | PD0 | bidirectional | GPIO 5 V-tolerant (FT). Alt: EVENTOUT, SPI2_NSS, TIM16_CH1. |+| 39 | PD1 | bidirectional | GPIO 5 V-tolerant (FT). Alt: EVENTOUT, SPI2_SCK, TIM17_CH1. |+| 40 | PD2 | bidirectional | GPIO 5 V-tolerant (FT). Alt: TIM3_ETR, TIM1_CH1N. |+| 41 | PD3 | bidirectional | GPIO 5 V-tolerant (FT). Alt: USART2_CTS, SPI2_MISO, TIM1_CH2N. |+| 42 | PB3 | bidirectional | GPIO 5 V-tolerant (FT). Alt: SPI1_SCK/I2S1_CK, TIM1_CH2, TIM2_CH2, USART1_RTS_DE_CK, EVENTOUT. |+| 43 | PB4 | bidirectional | GPIO 5 V-tolerant (FT). Alt: SPI1_MISO/I2S1_MCK, TIM3_CH1, USART1_CTS, TIM17_BKIN, EVENTOUT. |+| 44 | PB5 | bidirectional | GPIO 5 V-tolerant (FT). WKUP6. Alt: SPI1_MOSI/I2S1_SD, TIM3_CH2, TIM16_BKIN, LPTIM1_IN1, I2C1_SMBA. |+| 45 | PB6 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: USART1_TX, TIM1_CH3, TIM16_CH1N, SPI2_MISO, LPTIM1_ETR, I2C1_SCL, EVENTOUT. |+| 46 | PB7 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). PVD_IN. Alt: USART1_RX, SPI2_MOSI, TIM17_CH1N, LPTIM1_IN2, I2C1_SDA, EVENTOUT. |+| 47 | PB8 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: SPI2_SCK, TIM16_CH1, I2C1_SCL, EVENTOUT. |+| 48 | PB9 | bidirectional | GPIO 5 V-tolerant, Fm+ capable (FT_f). Alt: IR_OUT, TIM17_CH1, SPI2_NSS, I2C1_SDA, EVENTOUT. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-48(7x7) |+| Category | MCU |+| Pins | 48 |++## Ordering variants++- `STM32G031C6T6`+- `STM32G031C6T6CxT`+- `STM32G031C6T6CxU`+- `STM32G031C6T6KxT`+- `STM32G031C6T6KxU`+- `STM32G031C6T6GxU`+- `STM32G031C6T6Fx`+- `STM32G031C6T6Yx`+- `STM32G031C6T6Jx`++## CAD (KiCad official)++- Symbol: `STM32G031C6T6`+- Footprint: `Package_QFP:LQFP-48_7x7mm_P0.5mm`+- 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://www.st.com/resource/en/datasheet/stm32g031c6t6.pdf) (117 pp, sha256 `95ae804dbf135590`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/stm32g031c6t6-datasheet.pdf)