Differences

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--- ezeio2:scriptref:pid_new [2020-08-14 23:39] – andreh
+++ ezeio2:scriptref:pid_new [2022-03-30 23:40] – andreh
@@ Line 5: / Line 5: @@
 === Description ===
-<code>PID_new( pid[], Float:in, Float:out )</code>
+<code>PID_new( pid[], Float:set, Float:out )</code>
 <code>PID_dir( pid[], direction )</code>
 <code>PID_set( pid[], Float:set )</code>
 <code>PID_tune( pid[], Float:Kp, Float:Ki, Float:Kd )</code>
-<code>PID_tune( pid[], Float:min, Float:max )</code>
+<code>PID_limits( pid[], Float:min, Float:max )</code>
 <code>PID_update( pid[], Float:in )</code>
 === Parameters ===
-| ''in'' | Feedback value |
+| ''set'' | setpoint / target |
 | ''out'' | Initial output value |
 | ''direction'' | 1 (normal) or -1 (reverse) |
-| ''set'' | setpoint / target |
 | ''Kp'' | Proportional component |
 | ''Ki'' | Integral response component |
@@ Line 36: / Line 35: @@
    main()
    {
-      // Initialize the PID with mid range input and no output
+      // Initialize the PID with target and no output
       PID_new(p, 50.0, 0.0);
@@ Line 55: / Line 54: @@
       // Read and scale a sensor input (0-100psi from 4-20mA sensor)
-      psi = 100.0 * ((GetInputValue(1)-4000)/16000);
+      psi = 100.0 * ((GetInputValue(1, INVAL_RAW)-4000)/16000);
       // Update the PID with the feedback value