GD32F103VCT6

@@ -0,0 +1,171 @@+# GD32F103VCT6++**GigaDevice Semicon Beijing** · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)++GD32F103VCT6 from GigaDevice Semicon Beijing, in a LQFP-100(14x14). 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 | PE2 | bidirectional | General-purpose I/O port E bit 2; 5 V-tolerant. Alt: TRACECK, EXMC_A23. |+| 2 | PE3 | bidirectional | General-purpose I/O port E bit 3; 5 V-tolerant. Alt: TRACED0, EXMC_A19. |+| 3 | PE4 | bidirectional | General-purpose I/O port E bit 4; 5 V-tolerant. Alt: TRACED1, EXMC_A20. |+| 4 | PE5 | bidirectional | General-purpose I/O port E bit 5; 5 V-tolerant. Alt: TRACED2, EXMC_A21; remap TIMER8_CH0. |+| 5 | PE6 | bidirectional | General-purpose I/O port E bit 6; 5 V-tolerant. Alt: TRACED3, EXMC_A22; remap TIMER8_CH1. |+| 6 | VBAT | power_in | Backup battery supply (1.8-3.6 V) for RTC and backup registers when VDD is off. |+| 7 | PC13/TAMPER-RTC | bidirectional | Port C bit 13; also RTC tamper input / RTC alarm / calibration clock output. Muxed by RTC/TAMPER register configuration. |+| 8 | PC14/OSC32IN | bidirectional | Port C bit 14; also 32.768 kHz LSE oscillator input when RTC clock source uses LSE. |+| 9 | PC15/OSC32OUT | bidirectional | Port C bit 15; also 32.768 kHz LSE oscillator output. |+| 10 | VSS_5 | power_in | Digital ground. |+| 11 | VDD_5 | power_in | Digital supply (2.6-3.6 V). |+| 12 | OSCIN/PD0 | input | HSE crystal oscillator input; remappable as GPIO PD0. |+| 13 | OSCOUT/PD1 | output | HSE crystal oscillator output; remappable as GPIO PD1. |+| 14 | NRST | bidirectional | Active-low bidirectional device reset. Internally pulled up. |+| 15 | PC0 | bidirectional | Port C bit 0; ADC012_IN10 analog input. |+| 16 | PC1 | bidirectional | Port C bit 1; ADC012_IN11 analog input. |+| 17 | PC2 | bidirectional | Port C bit 2; ADC012_IN12 analog input. |+| 18 | PC3 | bidirectional | Port C bit 3; ADC012_IN13 analog input. |+| 19 | VSSA | power_in | Analog ground for ADC, DAC and reset block. |+| 20 | VREFN | power_in | ADC negative reference voltage input (typically tied to VSSA). |+| 21 | VREFP | power_in | ADC positive reference voltage input (2.6 V to VDDA). |+| 22 | VDDA | power_in | Analog supply for ADC, DAC, and reset block (2.6-3.6 V). |+| 23 | PA0-WKUP | bidirectional | Port A bit 0; wake-up input from Standby, USART1_CTS, ADC012_IN0, TIMER1_CH0/ETI, TIMER4_CH0, TIMER7_ETI. |+| 24 | PA1 | bidirectional | Port A bit 1; USART1_RTS, ADC012_IN1, TIMER1_CH1, TIMER4_CH1. |+| 25 | PA2 | bidirectional | Port A bit 2; USART1_TX, ADC012_IN2, TIMER1_CH2, TIMER4_CH2, TIMER8_CH0. |+| 26 | PA3 | bidirectional | Port A bit 3; USART1_RX, ADC012_IN3, TIMER1_CH3, TIMER4_CH3, TIMER8_CH1. |+| 27 | VSS_4 | power_in | Digital ground. |+| 28 | VDD_4 | power_in | Digital supply (2.6-3.6 V). |+| 29 | PA4 | bidirectional | Port A bit 4; SPI0_NSS, USART1_CK, ADC01_IN4, DAC0_OUT0; remap SPI2_NSS, I2S2_WS. |+| 30 | PA5 | bidirectional | Port A bit 5; SPI0_SCK, ADC01_IN5, DAC0_OUT1. |+| 31 | PA6 | bidirectional | Port A bit 6; SPI0_MISO, ADC01_IN6, TIMER2_CH0, TIMER7_BRKIN, TIMER12_CH0; remap TIMER0_BRKIN. |+| 32 | PA7 | bidirectional | Port A bit 7; SPI0_MOSI, ADC01_IN7, TIMER2_CH1, TIMER7_CH0_ON, TIMER13_CH0; remap TIMER0_CH0_ON. |+| 33 | PC4 | bidirectional | Port C bit 4; ADC01_IN14 analog input. |+| 34 | PC5 | bidirectional | Port C bit 5; ADC01_IN15 analog input. |+| 35 | PB0 | bidirectional | Port B bit 0; ADC01_IN8, TIMER2_CH2, TIMER7_CH1_ON; remap TIMER0_CH1_ON. |+| 36 | PB1 | bidirectional | Port B bit 1; ADC01_IN9, TIMER2_CH3, TIMER7_CH2_ON; remap TIMER0_CH2_ON. |+| 37 | PB2/BOOT1 | bidirectional | Port B bit 2; also BOOT1 boot-mode select input latched at reset. 5 V-tolerant. |+| 38 | PE7 | bidirectional | Port E bit 7; EXMC_D4; remap TIMER0_ETI. |+| 39 | PE8 | bidirectional | Port E bit 8; EXMC_D5; remap TIMER0_CH0_ON. |+| 40 | PE9 | bidirectional | Port E bit 9; EXMC_D6; remap TIMER0_CH0. |+| 41 | PE10 | bidirectional | Port E bit 10; EXMC_D7; remap TIMER0_CH1_ON. |+| 42 | PE11 | bidirectional | Port E bit 11; EXMC_D8; remap TIMER0_CH1. |+| 43 | PE12 | bidirectional | Port E bit 12; EXMC_D9; remap TIMER0_CH2_ON. |+| 44 | PE13 | bidirectional | Port E bit 13; EXMC_D10; remap TIMER0_CH2. |+| 45 | PE14 | bidirectional | Port E bit 14; EXMC_D11; remap TIMER0_CH3. |+| 46 | PE15 | bidirectional | Port E bit 15; EXMC_D12; remap TIMER0_BRKIN. |+| 47 | PB10 | bidirectional | Port B bit 10; I2C1_SCL, USART2_TX; remap TIMER1_CH2. |+| 48 | PB11 | bidirectional | Port B bit 11; I2C1_SDA, USART2_RX; remap TIMER1_CH3. |+| 49 | VSS_1 | power_in | Digital ground. |+| 50 | VDD_1 | power_in | Digital supply (2.6-3.6 V). |+| 51 | PB12 | bidirectional | Port B bit 12; SPI1_NSS, I2C1_SMBA, USART2_CK, TIMER0_BRKIN, I2S1_WS. |+| 52 | PB13 | bidirectional | Port B bit 13; SPI1_SCK, USART2_CTS, TIMER0_CH0_ON, I2S1_CK. |+| 53 | PB14 | bidirectional | Port B bit 14; SPI1_MISO, USART2_RTS, TIMER0_CH1_ON, TIMER11_CH0. |+| 54 | PB15 | bidirectional | Port B bit 15; SPI1_MOSI, TIMER0_CH2_ON, I2S1_SD, TIMER11_CH1. |+| 55 | PD8 | bidirectional | Port D bit 8; EXMC_D13; remap USART2_TX. |+| 56 | PD9 | bidirectional | Port D bit 9; EXMC_D14; remap USART2_RX. |+| 57 | PD10 | bidirectional | Port D bit 10; EXMC_D15; remap USART2_CK. |+| 58 | PD11 | bidirectional | Port D bit 11; EXMC_A16/EXMC_CLE; remap USART2_CTS. |+| 59 | PD12 | bidirectional | Port D bit 12; EXMC_A17/EXMC_ALE; remap TIMER3_CH0, USART2_RTS. |+| 60 | PD13 | bidirectional | Port D bit 13; EXMC_A18; remap TIMER3_CH1. |+| 61 | PD14 | bidirectional | Port D bit 14; EXMC_D0; remap TIMER3_CH2. |+| 62 | PD15 | bidirectional | Port D bit 15; EXMC_D1; remap TIMER3_CH3. |+| 63 | PC6 | bidirectional | Port C bit 6; I2S1_MCK, TIMER7_CH0, SDIO_D6; remap TIMER2_CH0. |+| 64 | PC7 | bidirectional | Port C bit 7; I2S2_MCK, TIMER7_CH1, SDIO_D7; remap TIMER2_CH1. |+| 65 | PC8 | bidirectional | Port C bit 8; TIMER7_CH2, SDIO_D0; remap TIMER2_CH2. |+| 66 | PC9 | bidirectional | Port C bit 9; TIMER7_CH3, SDIO_D1; remap TIMER2_CH3. |+| 67 | PA8 | bidirectional | Port A bit 8; USART0_CK, TIMER0_CH0, CK_OUT0. |+| 68 | PA9 | bidirectional | Port A bit 9; USART0_TX, TIMER0_CH1. |+| 69 | PA10 | bidirectional | Port A bit 10; USART0_RX, TIMER0_CH2. |+| 70 | PA11 | bidirectional | Port A bit 11; USART0_CTS, CAN0_RX, USBDM (USB D-), TIMER0_CH3. |+| 71 | PA12 | bidirectional | Port A bit 12; USART0_RTS, CAN0_TX, TIMER0_ETI, USBDP (USB D+). |+| 72 | PA13 | bidirectional | Port A bit 13; default JTMS / SWDIO debug pin. Can be remapped to GPIO. |+| 73 | NC | unconnected | Not connected; leave floating. |+| 74 | VSS_2 | power_in | Digital ground. |+| 75 | VDD_2 | power_in | Digital supply (2.6-3.6 V). |+| 76 | PA14 | bidirectional | Port A bit 14; default JTCK / SWCLK debug pin. Can be remapped to GPIO. |+| 77 | PA15 | bidirectional | Port A bit 15; default JTDI. Alt SPI2_NSS, I2S2_WS; remap TIMER1_CH0/ETI, PA15, SPI0_NSS. |+| 78 | PC10 | bidirectional | Port C bit 10; UART3_TX, SDIO_D2; remap USART2_TX, SPI2_SCK, I2S2_CK. |+| 79 | PC11 | bidirectional | Port C bit 11; UART3_RX, SDIO_D3; remap USART2_RX, SPI2_MISO. |+| 80 | PC12 | bidirectional | Port C bit 12; UART4_TX, SDIO_CK; remap USART2_CK, SPI2_MOSI, I2S2_SD. |+| 81 | PD0 | bidirectional | Port D bit 0; EXMC_D2; remap CAN0_RX. |+| 82 | PD1 | bidirectional | Port D bit 1; EXMC_D3; remap CAN0_TX. |+| 83 | PD2 | bidirectional | Port D bit 2; TIMER2_ETI, SDIO_CMD, UART4_RX. |+| 84 | PD3 | bidirectional | Port D bit 3; EXMC_CLK; remap USART1_CTS. |+| 85 | PD4 | bidirectional | Port D bit 4; EXMC_NOE; remap USART1_RTS. |+| 86 | PD5 | bidirectional | Port D bit 5; EXMC_NWE; remap USART1_TX. |+| 87 | PD6 | bidirectional | Port D bit 6; EXMC_NWAIT; remap USART1_RX. |+| 88 | PD7 | bidirectional | Port D bit 7; EXMC_NE0/EXMC_NCE1; remap USART1_CK. |+| 89 | PB3 | bidirectional | Port B bit 3; default JTDO. Alt SPI2_SCK, I2S2_CK; remap TRACESWO, TIMER1_CH1, SPI0_SCK. |+| 90 | PB4 | bidirectional | Port B bit 4; default NJTRST. Alt SPI2_MISO; remap TIMER2_CH0, SPI0_MISO. |+| 91 | PB5 | bidirectional | Port B bit 5; I2C0_SMBA, SPI2_MOSI, I2S2_SD; remap TIMER2_CH1, SPI0_MOSI. |+| 92 | PB6 | bidirectional | Port B bit 6; I2C0_SCL, TIMER3_CH0; remap USART0_TX. |+| 93 | PB7 | bidirectional | Port B bit 7; I2C0_SDA, TIMER3_CH1, EXMC_NADV; remap USART0_RX. |+| 94 | BOOT0 | input | Boot-mode selection input latched at reset (with PB2/BOOT1) to choose main flash, system memory, or SRAM boot source. |+| 95 | PB8 | bidirectional | Port B bit 8; TIMER3_CH2, SDIO_D4, TIMER9_CH0; remap I2C0_SCL, CAN0_RX. |+| 96 | PB9 | bidirectional | Port B bit 9; TIMER3_CH3, SDIO_D5, TIMER10_CH0; remap I2C0_SDA, CAN0_TX. |+| 97 | PE0 | bidirectional | Port E bit 0; TIMER3_ETI, EXMC_NBL0. |+| 98 | PE1 | bidirectional | Port E bit 1; EXMC_NBL1. |+| 99 | VSS_3 | power_in | Digital ground. |+| 100 | VDD_3 | power_in | Digital supply (2.6-3.6 V). |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | GigaDevice Semicon Beijing |+| Package | LQFP-100(14x14) |+| Category | MCU |+| Pins | 100 |++## Ordering variants++- `GD32F103VCT6VCT6`+- `GD32F103VCT6V8T6`+- `GD32F103VCT6VBT6`+- `GD32F103VCT6VDT6`+- `GD32F103VCT6VET6`+- `GD32F103VCT6VFT6`+- `GD32F103VCT6VGT6`+- `GD32F103VCT6VIT6`+- `GD32F103VCT6VKT6`+- `GD32F103VCT6ZCT6`+- `GD32F103VCT6ZDT6`+- `GD32F103VCT6ZET6`+- `GD32F103VCT6ZFT6`+- `GD32F103VCT6ZGT6`+- `GD32F103VCT6ZIT6`+- `GD32F103VCT6ZKT6`+- `GD32F103VCT6R4T6`+- `GD32F103VCT6R6T6`+- `GD32F103VCT6R8T6`+- `GD32F103VCT6RBT6`+- `GD32F103VCT6RCT6`+- `GD32F103VCT6RDT6`+- `GD32F103VCT6RET6`+- `GD32F103VCT6RFT6`+- `GD32F103VCT6RGT6`+- `GD32F103VCT6RIT6`+- `GD32F103VCT6RKT6`+- `GD32F103VCT6C6T6`+- `GD32F103VCT6C8T6`+- `GD32F103VCT6CBT6`+- `GD32F103VCT6T6`+- `GD32F103VCT6T8`+- `GD32F103VCT6TB`++## CAD (KiCad official)++- Symbol: `GD32F103VCT6`+- Footprint: `Package_QFP:LQFP-100_14x14mm_P0.5mm`+- 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [GigaDevice Semicon Beijing datasheet](docs/gd32f103vct6-datasheet.pdf) (112 pp, sha256 `53da1a17a1523e83`, retrieved 2026-08-17, tier: lcsc)+- **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/gd32f103vct6-datasheet.pdf)