The GD32F103 product line adds CAN2.0B, USB FS, I2S, and SDIO functionality to the GD32F10x product range. Its maximum frequency is 108MHz, and it can accommodate up to 3072KB Flash and 96KB SARM. It also supports USART+UART, I2C, SPI, EXMC (External Memory Controller), and other digital and analog peripherals. The GD32F103 product range includes QFN36, LQFP48, LQFP64, LQFP100, and LQFP144 package choices.
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