I am using Arduino UNO, PID_v1 library 1.2.0, and Arduino IDE V1.0.6. maybe it is due to the arduino IDE version because it compiles on my desktop computer which has 1.8.4.
I am using Arduino UNO, PID_v1 library 1.2.0, and Arduino IDE V1.0.6. maybe it is due to the arduino IDE version because it compiles on my desktop computer which has 1.8.4.