PID Controller

I am looking for a C program that works like a PID controller. It is for educational purpose. Thank you.
PID Controller

I am looking for a C program that works like a PID controller. It is for educational purpose. Thank you.
PID control coding

please help me, i am a M.Tech student, code for PIC micro controller based temperature controller with PID control
PID control coding

please help me, i am a M.Tech student, code for PIC micro controller based temperature controller with PID control
Problem with PWM and PID in temperature-controlled fan

I am doing a temperature-controlled fan, which means that the fan speed will depend on the temperature. I use PWM and PID in this code. My LCD have shown the temperature and humidity but the fan does...