ARM M3 Cortex Development Board

• STM32F407VGT6 microcontroller featuring 32-bit ARM Cortex-M4F core, 1 MB Flash, 192 KB RAM in an LQFP100 package • On-board ST-LINK/ V2 with selection mode switch to use the kit as a standalone ST-LINK/ V2 ( with SWD connector for programming and debugging) • Board power supply: through USB bus or from an external 5 V supply voltage • External application power supply: 3 V and 5 V • LIS302DL, ST MEMS motion sensor, 3-axis digital output accelerometer • MP45DT02, ST MEMS audio sensor, omni-directional digital microphone • CS43L22, audio DAC with integrated class D speaker driver • Eight LEDs: æ LD1 ( red/ green) for USB communication æ LD2 ( red) for 3.3 V power on æ Four user LEDs, LD3 ( orange) , LD4 ( green) , LD5 ( red) and LD6 ( blue) æ 2 USB OTG LEDs LD7 ( green) VBus and LD8 ( red) over-current • Two push buttons ( user and reset) • USB OTG FS with micro-AB connector • Extension header for all LQFP100 I/ Os for quick connection to prototyping board and easy probing