1.How to use this project: Step 1: Generate code from my_quadcopter_project.ioc file. Step 2: Use make command to compile code. Step 3: Use make flash command to upload code. 2. The conventional angle for quadcopter. Image Source: Joop Brokking. 3.The algorithm to calculate angle for mpu6050. Image Source: Phil’s Lab. 4. How PID controller works.