But not correctly, the motor is powered from the 5V supply which is only good for low speed/load. Also, this trick will not work when powering from 12V. Report comment ...

PID water level control with Raspberry Pi and Arduino Logo - Photo - Elektor International Media BVUdo BormannMarketing Manager[email protected] +49 (0)151 62669779 ...

This paper presents a DC motor speed controlling technique under varying load condition. The linear system model of separately excited DC motor with Torque-variation is designed using PID controller.