STM32F407VGT6/STM32F407VET6 development board MCU mini SD SPI interface Learning board STM32 system board      Product Features        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            Chip Main Parameters (STM32F407VET6/STM32F407VGT6)           Core: Cortex-M4 32-bit RISC;           Features: Single-cycle DSP instructions;           Operating frequency: 168MHz, 210 DMIPS/1.25 DMIPS/MHz;           Working voltage: 1.8V-3.6V;           Packing: LQFP100;           Storage resources: 512kB Flash (STM32F407VGT6 specification is 1M capacity)                              192+4kB SRAM;           Resources: 3xSPl, 3x USART, 2 xUART, 2x12S, 3x12C;           1xFSMC, 1xSDIO, 2x CAN:           1 xUSB 2.0 FS/HS controller (with dedicated DMA);           1 xUSB HS ULPI (for external USB HS PHY)           1 x 10/100 Ethernet MAC;           1x 8 to 12-bit parallel camera interace;           3xAD (12-bit, 1us, time-sharing 24), 2xDA (12-bit);                       Product Size: