X1 core board has a clock frequency up to 100MHz. Flash can be expanded to 32MB, extremely suitable for display applications. 4-channel ADC, used for analogue peripherals. UART x 3, IIC x 1, SPI x 1, all used for communication with digital peripherals. SD-Card is mounted on SPI, to load image, font and file resource. TFT-LCD can be driven by SPI interface, 8080-8bit, 8080-16bit.