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GD32F303RCT6 Detailed explanation of pin function specifications and circuit principle instructions

The "GD32F303RCT6" belongs to the GigaDevice brand. It is part of the GD32F303 family of microcontrollers, based on the ARM Cortex-M4 architecture, which are commonly used in embedded systems and applications requiring efficient processing Power .

Package Type:

The GD32F303RCT6 microcontroller comes in a LQFP-64 (Low-Profile Quad Flat Package). This means it has 64 pins arranged around the chip in a square pattern, typically used for surface-mount applications.

Pin Function Specifications and Circuit Principle:

For the GD32F303RCT6, here’s a detailed description of the 64 pins and their functions. This is a list of each pin’s name, its function, and its electrical specifications:

Pin No. Pin Name Function Description 1 VSS Ground pin for the chip. 2 VDD Power supply pin. (Typically 3.3V) 3 PA0 GPIO, ADC Channel 0, External interrupt 4 PA1 GPIO, ADC Channel 1, External interrupt 5 PA2 GPIO, USART2 TX, External interrupt 6 PA3 GPIO, USART2 RX, External interrupt 7 PA4 GPIO, SPI1 SCK 8 PA5 GPIO, SPI1 MISO 9 PA6 GPIO, SPI1 MOSI 10 PA7 GPIO, SPI1 CS 11 PA8 GPIO, USART1 TX 12 PA9 GPIO, USART1 RX 13 PA10 GPIO, External interrupt 14 PA11 GPIO, External interrupt 15 PA12 GPIO, External interrupt 16 PA13 GPIO, Debugger SWDIO 17 PA14 GPIO, Debugger SWCLK 18 PA15 GPIO, External interrupt 19 PB0 GPIO, External interrupt 20 PB1 GPIO, External interrupt 21 PB2 GPIO, I2C1 SCL 22 PB3 GPIO, I2C1 SDA 23 PB4 GPIO, USART3 TX 24 PB5 GPIO, USART3 RX 25 PB6 GPIO, SPI1 SCK 26 PB7 GPIO, SPI1 MISO 27 PB8 GPIO, SPI1 MOSI 28 PB9 GPIO, SPI1 CS 29 PB10 GPIO, External interrupt 30 PB11 GPIO, External interrupt 31 PB12 GPIO, External interrupt 32 PB13 GPIO, External interrupt 33 PB14 GPIO, External interrupt 34 PB15 GPIO, External interrupt 35 PC13 GPIO, External interrupt 36 PC14 GPIO, External interrupt 37 PC15 GPIO, External interrupt 38 PD0 GPIO, External interrupt 39 PD1 GPIO, External interrupt 40 PD2 GPIO, External interrupt 41 PD3 GPIO, External interrupt 42 PD4 GPIO, External interrupt 43 PD5 GPIO, External interrupt 44 PD6 GPIO, External interrupt 45 PD7 GPIO, External interrupt 46 PD8 GPIO, External interrupt 47 PD9 GPIO, External interrupt 48 PD10 GPIO, External interrupt 49 PD11 GPIO, External interrupt 50 PD12 GPIO, External interrupt 51 PD13 GPIO, External interrupt 52 PD14 GPIO, External interrupt 53 PD15 GPIO, External interrupt 54 PE0 GPIO, External interrupt 55 PE1 GPIO, External interrupt 56 PE2 GPIO, External interrupt 57 PE3 GPIO, External interrupt 58 PE4 GPIO, External interrupt 59 PE5 GPIO, External interrupt 60 PE6 GPIO, External interrupt 61 PE7 GPIO, External interrupt 62 PE8 GPIO, External interrupt 63 PE9 GPIO, External interrupt 64 PE10 GPIO, External interrupt

Frequently Asked Questions (FAQ) about GD32F303RCT6:

1. Q: What is the supply voltage for the GD32F303RCT6?

A: The supply voltage for the GD32F303RCT6 is typically 3.3V.

2. Q: How many GPIO pins are available on the GD32F303RCT6?

A: The GD32F303RCT6 has 64 pins, with a significant number dedicated to GPIO functionality.

3. Q: Can I use the PA0 pin for both digital input and analog input?

A: Yes, PA0 can function as a digital input or as an analog input channel for the ADC.

4. Q: Which pins support UART functionality on this microcontroller?

A: The GD32F303RCT6 has several pins that support UART, such as PA2 (TX) and PA3 (RX) for USART2, and PA9 (TX) and PA10 (RX) for USART1.

5. Q: Does the GD32F303RCT6 support SPI communication?

A: Yes, the GD32F303RCT6 supports SPI, with pins like PA5 (MISO), PA6 (MOSI), PA7 (SCK), and PA8 (CS).

6. Q: What is the maximum clock frequency for the GD32F303RCT6?

A: The maximum clock frequency is 108 MHz, which is supported by the ARM Cortex-M4 core.

7. Q: Can I use the PB10 and PB11 pins for I2C communication?

A: Yes, PB10 (SCL) and PB11 (SDA) are used for I2C1 communication.

8. Q: Does this microcontroller include an ADC?

A: Yes, it has a 12-bit ADC with multiple channels available on various pins such as PA0, PA1, etc.

9. Q: How many timers are available on this device?

A: The GD32F303RCT6 supports multiple timers, including general-purpose timers and advanced-control timers.

10. Q: Are there PWM outputs available on this microcontroller?

A: Yes, PWM functionality is available on several pins through the timers, including PA0, PA1, etc.

11. Q: Can I use the PA13 and PA14 pins for debugging?

A: Yes, PA13 and PA14 are dedicated to SWDIO (debug data) and SWCLK (debug clock) for debugging purposes.

12. Q: What kind of oscillator is used in the GD32F303RCT6?

A: The microcontroller uses an external high-speed crystal oscillator (HSE) or an internal oscillator (HSI).

13. Q: Can I use the PD4 and PD5 pins for external interrupts?

A: Yes, both PD4 and PD5 can be configured to handle external interrupts.

14. Q: How many channels does the ADC have in this device?

A: The ADC has 16 channels, providing flexibility for analog input sampling.

15. Q: Are there any dedicated pins for external power?

A: Yes, VDD and VSS pins are used for power supply connections.

16. Q: Is there a watchdog timer in the GD32F303RCT6?

A: Yes, it includes an independent watchdog timer (IWDG) for fault management.

17. Q: Can I use the PE3 and PE4 pins for external interrupts?

A: Yes, these pins can be configured as external interrupt lines.

18. Q: Does the GD32F303RCT6 support CAN communication?

A: Yes, it supports CAN communication via specific pins such as CAN1TX and CAN1RX.

19. Q: Can I use the PB15 pin for external clock input?

A: Yes, PB15 can be used as an external clock input.

20. Q: How do I configure the GPIO pins for alternate functions like UART or SPI?

A: You can configure the GPIO pins to alternate functions using the GPIO port configuration registers.

This table and FAQ provide a comprehensive overview of the GD32F303RCT6's pin functions and frequently asked questions. Would you like further details on any specific aspect of this microcontroller?