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GD32F103VET6

Public Made by Adom

by adom

GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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GD32F103VET6

GigaDevice Semicon Beijing · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)

GD32F103VET6 from GigaDevice Semicon Beijing, in a LQFP-100(14x14). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 PE2 bidirectional 5 V tolerant I/O with default function PE2 and alternate functions TRACECK and EXMC_A23.
2 PE3 bidirectional 5 V tolerant I/O with default function PE3 and alternate functions TRACED0 and EXMC_A19.
3 PE4 bidirectional 5 V tolerant I/O with default function PE4 and alternate functions TRACED1 and EXMC_A20.
4 PE5 bidirectional 5 V tolerant I/O with default function PE5 and alternate functions TRACED2 and EXMC_A21.
5 PE6 bidirectional 5 V tolerant I/O with default function PE6 and alternate functions TRACED3 and EXMC_A22.
6 VBAT power_in Power pin VBAT; the pin definition table gives only the default function VBAT and no voltage limits.
7 PC13-TAMPER-RTC bidirectional I/O with default function PC13 and alternate function TAMPER-RTC.
8 PC14-OSC32IN bidirectional I/O with default function PC14 and alternate function OSC32IN.
9 PC15-OSC32OUT bidirectional I/O with default function PC15 and alternate function OSC32OUT.
10 VSS_5 power_in Ground pin VSS_5.
11 VDD_5 power_in Power supply pin VDD_5.
12 OSCIN-PD0 input External oscillator input OSCIN by default, remappable to GPIO PD0.
13 OSCOUT-PD1 output External oscillator output OSCOUT by default, remappable to GPIO PD1.
14 NRST bidirectional Reset pin NRST (listed as I/O in the pin table).
15 PC0 bidirectional I/O with default function PC0 and alternate function ADC012_IN10 (ADC2 functions available on VC/D/E/F/G/I/K devices).
16 PC1 bidirectional I/O with default function PC1 and alternate function ADC012_IN11.
17 PC2 bidirectional I/O with default function PC2 and alternate function ADC012_IN12.
18 PC3 bidirectional I/O with default function PC3 and alternate function ADC012_IN13.
19 VSSA power_in Analog ground pin VSSA.
20 VREFN power_in ADC reference voltage negative pin VREFN.
21 VREFP power_in ADC reference voltage positive pin VREFP.
22 VDDA power_in Analog power supply pin VDDA.
23 PA0-WKUP bidirectional I/O with default function PA0 and alternate functions WKUP, USART1_CTS, ADC012_IN0, TIMER1_CH0, TIMER1_ETI, TIMER4_CH0 and TIMER7_ETI.
24 PA1 bidirectional I/O with default function PA1 and alternate functions USART1_RTS, ADC012_IN1, TIMER1_CH1 and TIMER4_CH1.
25 PA2 bidirectional I/O with default function PA2 and alternate functions USART1_TX, ADC012_IN2, TIMER1_CH2 and TIMER4_CH2.
26 PA3 bidirectional I/O with default function PA3 and alternate functions USART1_RX, ADC012_IN3, TIMER1_CH3 and TIMER4_CH3.
27 VSS_4 power_in Ground pin VSS_4.
28 VDD_4 power_in Power supply pin VDD_4.
29 PA4 bidirectional I/O with default function PA4 and alternate functions SPI0_NSS, USART1_CK, ADC01_IN4 and DAC0_OUT0; remap to SPI2_NSS and I2S2_WS.
30 PA5 bidirectional I/O with default function PA5 and alternate functions SPI0_SCK, ADC01_IN5 and DAC0_OUT1.
31 PA6 bidirectional I/O with default function PA6 and alternate functions SPI0_MISO, ADC01_IN6, TIMER2_CH0 and TIMER7_BRKIN; remap to TIMER0_BRKIN.
32 PA7 bidirectional I/O with default function PA7 and alternate functions SPI0_MOSI, ADC01_IN7, TIMER2_CH1 and TIMER7_CH0_ON; remap to TIMER0_CH0_ON.
33 PC4 bidirectional I/O with default function PC4 and alternate function ADC01_IN14.
34 PC5 bidirectional I/O with default function PC5 and alternate function ADC01_IN15.
35 PB0 bidirectional I/O with default function PB0 and alternate functions ADC01_IN8, TIMER2_CH2 and TIMER7_CH1_ON; remap to TIMER0_CH1_ON.
36 PB1 bidirectional I/O with default function PB1 and alternate functions ADC01_IN9, TIMER2_CH3 and TIMER7_CH2_ON; remap to TIMER0_CH2_ON.
37 PB2 bidirectional 5 V tolerant I/O with default functions PB2 and BOOT1.
38 PE7 bidirectional 5 V tolerant I/O with default function PE7, alternate function EXMC_D4; remap to TIMER0_ETI.
39 PE8 bidirectional 5 V tolerant I/O with default function PE8, alternate function EXMC_D5; remap to TIMER0_CH0_ON.
40 PE9 bidirectional 5 V tolerant I/O with default function PE9, alternate function EXMC_D6; remap to TIMER0_CH0.
41 PE10 bidirectional 5 V tolerant I/O with default function PE10, alternate function EXMC_D7; remap to TIMER0_CH1_ON.
42 PE11 bidirectional 5 V tolerant I/O with default function PE11, alternate function EXMC_D8; remap to TIMER0_CH1.
43 PE12 bidirectional 5 V tolerant I/O with default function PE12, alternate function EXMC_D9; remap to TIMER0_CH2_ON.
44 PE13 bidirectional 5 V tolerant I/O with default function PE13, alternate function EXMC_D10; remap to TIMER0_CH2.
45 PE14 bidirectional 5 V tolerant I/O with default function PE14, alternate function EXMC_D11; remap to TIMER0_CH3.
46 PE15 bidirectional 5 V tolerant I/O with default function PE15, alternate function EXMC_D12; remap to TIMER0_BRKIN.
47 PB10 bidirectional 5 V tolerant I/O with default function PB10, alternate functions I2C1_SCL and USART2_TX; remap to TIMER1_CH2.
48 PB11 bidirectional 5 V tolerant I/O with default function PB11, alternate functions I2C1_SDA and USART2_RX; remap to TIMER1_CH3.
49 VSS_1 power_in Ground pin VSS_1.
50 VDD_1 power_in Power supply pin VDD_1.
51 PB12 bidirectional 5 V tolerant I/O with default function PB12, alternate functions SPI1_NSS, I2C1_SMBA, USART2_CK, TIMER0_BRKIN and I2S1_WS.
52 PB13 bidirectional 5 V tolerant I/O with default function PB13, alternate functions SPI1_SCK, USART2_CTS, TIMER0_CH0_ON and I2S1_CK.
53 PB14 bidirectional 5 V tolerant I/O with default function PB14, alternate functions SPI1_MISO, USART2_RTS and TIMER0_CH1_ON.
54 PB15 bidirectional 5 V tolerant I/O with default function PB15, alternate functions SPI1_MOSI, TIMER0_CH2_ON and I2S1_SD.
55 PD8 bidirectional 5 V tolerant I/O with default function PD8, alternate function EXMC_D13; remap to USART2_TX.
56 PD9 bidirectional 5 V tolerant I/O with default function PD9, alternate function EXMC_D14; remap to USART2_RX.
57 PD10 bidirectional 5 V tolerant I/O with default function PD10, alternate function EXMC_D15; remap to USART2_CK.
58 PD11 bidirectional 5 V tolerant I/O with default function PD11, alternate functions EXMC_A16/EXMC_CLE; remap to USART2_CTS.
59 PD12 bidirectional 5 V tolerant I/O with default function PD12, alternate functions EXMC_A17/EXMC_ALE; remap to TIMER3_CH0 and USART2_RTS.
60 PD13 bidirectional 5 V tolerant I/O with default function PD13, alternate function EXMC_A18; remap to TIMER3_CH1.
61 PD14 bidirectional 5 V tolerant I/O with default function PD14, alternate function EXMC_D0; remap to TIMER3_CH2.
62 PD15 bidirectional 5 V tolerant I/O with default function PD15, alternate function EXMC_D1; remap to TIMER3_CH3.
63 PC6 bidirectional 5 V tolerant I/O with default function PC6, alternate functions I2S1_MCK, TIMER7_CH0 and SDIO_D6; remap to TIMER2_CH0.
64 PC7 bidirectional 5 V tolerant I/O with default function PC7, alternate functions I2S2_MCK, TIMER7_CH1 and SDIO_D7; remap to TIMER2_CH1.
65 PC8 bidirectional 5 V tolerant I/O with default function PC8, alternate functions TIMER7_CH2 and SDIO_D0; remap to TIMER2_CH2.
66 PC9 bidirectional 5 V tolerant I/O with default function PC9, alternate functions TIMER7_CH3 and SDIO_D1; remap to TIMER2_CH3.
67 PA8 bidirectional 5 V tolerant I/O with default function PA8, alternate functions USART0_CK, TIMER0_CH0 and CK_OUT0.
68 PA9 bidirectional 5 V tolerant I/O with default function PA9, alternate functions USART0_TX and TIMER0_CH1.
69 PA10 bidirectional 5 V tolerant I/O with default function PA10, alternate functions USART0_RX and TIMER0_CH2.
70 PA11 bidirectional 5 V tolerant I/O with default function PA11, alternate functions USART0_CTS, CAN0_RX, USBDM and TIMER0_CH3.
71 PA12 bidirectional 5 V tolerant I/O with default function PA12, alternate functions USART0_RTS, CAN0_TX, TIMER0_ETI and USBDP.
72 PA13 bidirectional 5 V tolerant I/O with default functions JTMS and SWDIO; remap to PA13.
73 NC unconnected Not connected; no function is listed for this pin.
74 VSS_2 power_in Ground pin VSS_2.
75 VDD_2 power_in Power supply pin VDD_2.
76 PA14 bidirectional 5 V tolerant I/O with default functions JTCK and SWCLK; remap to PA14.
77 PA15 bidirectional 5 V tolerant I/O with default function JTDI, alternate functions SPI2_NSS and I2S2_WS; remap to TIMER1_CH0, TIMER1_ETI, PA15 and SPI0_NSS.
78 PC10 bidirectional 5 V tolerant I/O with default function PC10, alternate functions UART3_TX and SDIO_D2; remap to USART2_TX, SPI2_SCK and I2S2_CK.
79 PC11 bidirectional 5 V tolerant I/O with default function PC11, alternate functions UART3_RX and SDIO_D3; remap to USART2_RX and SPI2_MISO.
80 PC12 bidirectional 5 V tolerant I/O with default function PC12, alternate functions UART4_TX and SDIO_CK; remap to USART2_CK, SPI2_MOSI and I2S2_SD.
81 PD0 bidirectional 5 V tolerant I/O with default function PD0, alternate function EXMC_D2; remap to CAN0_RX.
82 PD1 bidirectional 5 V tolerant I/O with default function PD1, alternate function EXMC_D3; remap to CAN0_TX.
83 PD2 bidirectional 5 V tolerant I/O with default function PD2, alternate functions TIMER2_ETI, SDIO_CMD and UART4_RX.
84 PD3 bidirectional 5 V tolerant I/O with default function PD3, alternate function EXMC_CLK; remap to USART1_CTS.
85 PD4 bidirectional 5 V tolerant I/O with default function PD4, alternate function EXMC_NOE; remap to USART1_RTS.
86 PD5 bidirectional 5 V tolerant I/O with default function PD5, alternate function EXMC_NWE; remap to USART1_TX.
87 PD6 bidirectional 5 V tolerant I/O with default function PD6, alternate function EXMC_NWAIT; remap to USART1_RX.
88 PD7 bidirectional 5 V tolerant I/O with default function PD7, alternate functions EXMC_NE0 and EXMC_NCE1; remap to USART1_CK.
89 PB3 bidirectional 5 V tolerant I/O with default function JTDO, alternate functions SPI2_SCK and I2S2_CK; remap to PB3, TRACESWO, TIMER1_CH1 and SPI0_SCK.
90 PB4 bidirectional 5 V tolerant I/O with default function NJTRST, alternate function SPI2_MISO; remap to TIMER2_CH0, PB4 and SPI0_MISO.
91 PB5 bidirectional I/O (not 5 V tolerant per the pin table) with default function PB5, alternate functions I2C0_SMBA, SPI2_MOSI and I2S2_SD; remap to TIMER2_CH1 and SPI0_MOSI.
92 PB6 bidirectional 5 V tolerant I/O with default function PB6, alternate functions I2C0_SCL and TIMER3_CH0; remap to USART0_TX.
93 PB7 bidirectional 5 V tolerant I/O with default function PB7, alternate functions I2C0_SDA, TIMER3_CH1 and EXMC_NADV; remap to USART0_RX.
94 BOOT0 input Boot mode select input BOOT0 with default function BOOT0.
95 PB8 bidirectional 5 V tolerant I/O with default function PB8, alternate functions TIMER3_CH2 and SDIO_D4; remap to I2C0_SCL and CAN0_RX.
96 PB9 bidirectional 5 V tolerant I/O with default function PB9, alternate functions TIMER3_CH3 and SDIO_D5; remap to I2C0_SDA and CAN0_TX.
97 PE0 bidirectional 5 V tolerant I/O with default function PE0, alternate functions TIMER3_ETI and EXMC_NBL0.
98 PE1 bidirectional 5 V tolerant I/O with default function PE1, alternate function EXMC_NBL1.
99 VSS_3 power_in Ground pin VSS_3.
100 VDD_3 power_in Power supply pin VDD_3.

Key specifications

Parameter Value
Manufacturer GigaDevice Semicon Beijing
Package LQFP-100(14x14)
Category Embedded Processors & Controllers
Pins 100

CAD (KiCad official)

  • Symbol: GD32F103VET6
  • Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
  • 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
  • 3D model files: gd32f103vet6-etched.step / gd32f103vet6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gd32f103vet6.step / gd32f103vet6.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: GigaDevice Semicon Beijing datasheet (112 pp, sha256 53da1a17a1523e83, retrieved 2026-10-09, 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