Run-FreeRTOS-on-STM32F407G-DISC1

Class project

Motion Sensor, ISR and Semaphore Implementation

1. At first, the green LED blinks.
2. When shaking the board, the red LED is triggered by ISR and the orange LED blinks 5 times in handler task.
3. While orange LED is blinking, it can not be interrupted by shaking the board.