RISC-V MCU GD32VF103 from Giga Devices


GD32VF103 is a RISC-V microcontroller, which is pin to pin compatible to STM32F103. The chip is manufactured by Gigadevices in Shanghai. The key features:

  • 108MHz CPU clock
  • 16 to 128KB flash ROM
  • 6 to 32KB SRAM
  • 1x 16bit advanced timer
  • 4x 16bit general purpose timers
  • 2x 16bit basic timers
  • 1x 24bit systick timer
  • 2x watchdog timer
  • 1x RTC timer
  • 2x UART
  • 3x USART
  • 2x I2C
  • 3x SPI
  • 2x I2S audio interfaces
  • 1x USB OTG
  • 2x CAN 2.0B
  • External memory interface for NOR/SRAM/PSRAM/ROM
  • 2x12bit 16 channel ADC
  • 2x12bit DAC
  • High precision 1Msps ADC
  • 2.6-3.6V, 5V tolerance GPIO, up to 80 I/Os
  • Sleep, deep sleep, standby modes
  • QFN36, LQFP48, LQFP64, LQFP100

Restrictions

  • Mature RISC-V MCU
  • FT2232 based JTAG interface has some restrictions on installation
  • Segger JLINK V10 is working smoothly.

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