板子主片型号：GD32F130G8
片上资源：
内核
  ARM 32-bit Cortex-M3 (48 MHz max)

存储器
 - 64 K Flash
 - 8 K 硬件奇偶校验的SRAM

- CRC calculation unit
- Calendar RTC with alarm and periodic wakeup from Stop/Standby
- Low power Sleep, Stop, and Standby modes
- VBAT supply for RTC and backup registers
- 7-channel DMA controller
- 18 capacitive sensing channels
- 1 * 12-bit ADC (10-channel)
- 2 * I2C interfaces
- 2 * USARTs supporting master synchronous SPI and modem control
- 2 * SPIs with 4 to 16 programmable bit frame
- Two watchdog timers (independent, window)
- SysTick timer: 24-bit downcounter
- 23 fast I/Os
- 96-bit unique ID
- Serial wire debug (SWD)

一个USER Key，一个Reset Key，一个USER LED。