USB interface support download (DFU download, not serial port);OLED interface - plug and play support 0.96 inch OLED TFT liquid crystal interface;Connect 1.44 inch full color LCD;Connect 1.8 inch full color LCD;Data storage: W25Q16 High speed crystal oscillator 8MHz;Low frequency crystal: 32.768K Power + programmable LED lights;User and reset button All CPU-IO leads 2.54 integer pitch pins Parameter: Kernel: Cortex-M4 32 bit RISC Features: Single-cycle DSP instructions Operating frequency: 168MHZ, 210DMIPS/1.25DMIPS/MHz Working voltage: 1.8-3.6V Package: LQFP100 Storage resource: (VG specification is 1M capacity) 192+4KB SRAM Resources: 3 x SPI, 3 x USART 2 x UART, 2 x I2S, 3 x 12C 1 x FSMC, 1 x SDIO, 2 x CAN; 1 x USB 2.0 FS/HS controller (with dedicated DMA) 1 x USB HS ULPI (for external USB HS PHY) 1 x 10/100Ethemet MAC 1 x 8 to 12-bit parallel camera interrace 3 x AD (12-bit, 1us, time-sharing 24), 2 x DA (12-bit) colour: black Material: PCB Package Contents: 3 x System Core Board