GD32F303RET6 Detailed explanation of pin function specifications and circuit principle instructions
The model GD32F303RET6 is part of the GigaDevice family of microcontrollers. This model belongs to the GD32F303 series, which is based on the ARM Cortex-M4 core. It is commonly used for various embedded applications.
For your request, here is a detailed explanation of the pin functions, the packaging, and other specifications.
1. Package and Pin Function
The GD32F303RET6 microcontroller is typically available in a LQFP-100 package, which has 100 pins. Below is a breakdown of the pin function specifications:
Pinout Table for GD32F303RET6 (LQFP-100): Pin No. Pin Name Function Description 1 VSS Ground 2 VDD Power Supply 3 PA0 GPIO, ADC, TIM2_CH1 4 PA1 GPIO, ADC, TIM2_CH2 5 PA2 GPIO, USART2TX, SPI1SCK 6 PA3 GPIO, USART2RX, SPI1MISO 7 PA4 GPIO, SPI1_MOSI 8 PA5 GPIO, SPI1_SCK 9 PA6 GPIO, TIM3_CH1 10 PA7 GPIO, TIM3_CH2 11 PA8 GPIO, USART1_TX 12 PA9 GPIO, USART1_RX 13 PA10 GPIO, I2C1_SDA 14 PA11 GPIO, I2C1_SCL 15 PA12 GPIO, USB_DM 16 PA13 GPIO, USB_DP 17 PA14 GPIO, SWDIO 18 PA15 GPIO, SWDCLK 19 PB0 GPIO, TIM3_CH3 20 PB1 GPIO, TIM3_CH4 21 PB2 GPIO, SPI1_CS 22 PB3 GPIO, USART2_TX 23 PB4 GPIO, USART2_RX 24 PB5 GPIO, TIM1_CH1 25 PB6 GPIO, TIM1_CH2 26 PB7 GPIO, TIM1_CH3 27 PB8 GPIO, I2C1_SCL 28 PB9 GPIO, I2C1_SDA 29 PB10 GPIO, SPI2_SCK 30 PB11 GPIO, SPI2_MISO 31 PB12 GPIO, SPI2_MOSI 32 PB13 GPIO, SPI2_CS 33 PB14 GPIO, TIM4_CH1 34 PB15 GPIO, TIM4_CH2 35 PC0 GPIO, ADC, TIM1_CH1 36 PC1 GPIO, ADC, TIM1_CH2 37 PC2 GPIO, ADC, TIM1_CH3 38 PC3 GPIO, ADC, TIM1_CH4 39 PC4 GPIO, ADC, USART1_RX 40 PC5 GPIO, ADC, USART1_TX 41 PC6 GPIO, ADC, USART1_RX 42 PC7 GPIO, ADC, USART1_TX 43 PC8 GPIO, I2C1_SCL 44 PC9 GPIO, I2C1_SDA 45 PC10 GPIO, USART1_TX 46 PC11 GPIO, USART1_RX 47 PC12 GPIO, TIM8_CH1 48 PC13 GPIO, TIM8_CH2 49 PC14 GPIO, TIM8_CH3 50 PC15 GPIO, TIM8_CH4 51 PD0 GPIO, CAN1_RX 52 PD1 GPIO, CAN1_TX 53 PD2 GPIO, SPI3_SCK 54 PD3 GPIO, SPI3_MISO 55 PD4 GPIO, SPI3_MOSI 56 PD5 GPIO, SPI3_CS 57 PD6 GPIO, I2S1_SCK 58 PD7 GPIO, I2S1_SD 59 PD8 GPIO, I2S1_WS 60 PD9 GPIO, I2S1_MCK 61 PD10 GPIO, UART3_TX 62 PD11 GPIO, UART3_RX 63 PD12 GPIO, UART3_CTS 64 PD13 GPIO, UART3_RTS 65 PD14 GPIO, TIM9_CH1 66 PD15 GPIO, TIM9_CH2 67 PE0 GPIO, TIM2_CH3 68 PE1 GPIO, TIM2_CH4 69 PE2 GPIO, ADC, USART2_RX 70 PE3 GPIO, ADC, USART2_TX 71 PE4 GPIO, I2C2_SCL 72 PE5 GPIO, I2C2_SDA 73 PE6 GPIO, ADC 74 PE7 GPIO, ADC 75 PE8 GPIO, CAN2_RX 76 PE9 GPIO, CAN2_TX 77 PE10 GPIO, UART4_TX 78 PE11 GPIO, UART4_RX 79 PE12 GPIO, UART4_CTS 80 PE13 GPIO, UART4_RTS 81 PE14 GPIO, I2S2_SCK 82 PE15 GPIO, I2S2_SD 83 PF0 GPIO, ADC 84 PF1 GPIO, ADC 85 PF2 GPIO, ADC 86 PF3 GPIO, ADC 87 PF4 GPIO, ADC 88 PF5 GPIO, ADC 89 PF6 GPIO 90 PF7 GPIO 91 PF8 GPIO 92 PF9 GPIO 93 PF10 GPIO 94 PF11 GPIO 95 PF12 GPIO 96 PF13 GPIO 97 PF14 GPIO 98 PF15 GPIO 99 VDD Power Supply 100 VSS Ground2. Pin Function FAQs:
Q: What is the purpose of pin PA0 on GD32F303RET6? A: PA0 is a general-purpose I/O (GPIO) pin, but it also supports functions like ADC input and TIM2_CH1.
Q: How can I use PA1? A: PA1 is a GPIO pin, but it can also function as an ADC input or TIM2_CH2.
Q: What functions are available for PA2? A: PA2 serves as GPIO, USART2TX, or SPI1SCK.
Q: Can PA3 be used for communication? A: Yes, PA3 can be used for USART2RX or SPI1MISO, in addition to being a GPIO pin.
Q: What is the role of PA8 on GD32F303RET6? A: PA8 functions as GPIO or USART1_TX.
Q: How is PB1 configured? A: PB1 is a GPIO pin and can also function as TIM3_CH4.
Q: Can I use PB12 for SPI communication? A: Yes, PB12 can be used for SPI2_MOSI, in addition to being a GPIO pin.
Q: What alternate functions are available for PD6? A: PD6 serves as GPIO, but it can also be configured as I2S1_SCK.
Q: Is PD7 used for audio processing? A: Yes, PD7 can be used as I2S1_SD for audio data input or output.
Q: How does the GD32F303RET6 handle CAN communication? A: The pins PE8 and PE9 are used for CAN2RX and CAN2TX, respectively.
Q: Can PE4 and PE5 be used for I2C? A: Yes, PE4 and PE5 are the I2C2SCL and I2C2SDA lines, respectively.
Q: What is the function of pin PD9? A: PD9 functions as I2S1_MCK or GPIO.
Q: What is the significance of PF0 to PF5? A: PF0 to PF5 are primarily ADC input pins.
Q: How do I use PB15 for PWM? A: PB15 can be configured as GPIO and used for PWM output with the TIM4_CH2 function.
Q: How do I handle the USB function on GD32F303RET6? A: PA12 (USBDM) and PA13 (USBDP) are dedicated to USB data communication.
Q: Can I use PD10 for UART communication? A: Yes, PD10 can be configured as UART3_TX.
Q: How is PA14 used in debugging? A: PA14 serves as the SWDIO pin for serial wire debugging.
Q: Can PB2 be used for SPI? A: Yes, PB2 can be used as the SPI1_CS pin, in addition to GPIO.
Q: Can I use PA15 for debugging? A: Yes, PA15 is the SWDCLK pin used in serial wire debugging.
Q: How is PD6 used in audio communication? A: PD6 is the I2S1_SCK pin used in audio signal processing.
This provides a comprehensive view of the pinout and FAQ for the GD32F303RET6. Each pin is configured with multiple functionalities, depending on the application needs. If you need more details, feel free to ask!
