PID: tune PID to respond faster, set limits for the new fan driver

main_fw/src/pid.c

@@ -10,12 +10,12 @@
 // Kd = 3.0*0.10*4.0/40 = 0.03
 
 
-const float pid_kp = 0.05;
-const float pid_ki = 0.03;
+const float pid_kp = 0.08;
+const float pid_ki = 0.04;
 const float pid_kd = 0.035;
 
-const float pid_outMin = 50;
-const float pid_outMax = 1000;
+const float pid_outMin = 300;
+const float pid_outMax = 940;
 
 const float pid_ifMax = 50;