Fix: do not use raw ADC reading but already converted pin voltage.

Also no need to periodically update anymore, as we are doing the update right when reading the OPC UA property.

Author: aentinger

examples/opcua_server/opcua_server.ino

@@ -284,7 +284,7 @@ void setup()
             /* Expose analog inputs as readable OPC UA properties. */
             char analog_in_name[32] = {0};
             snprintf(analog_in_name, sizeof(analog_in_name), "Analog Input I%d", a + 1);
-            exp_analog->analog_input_mgr()->add_analog_input(opc_ua_server, analog_in_name, [i, a]() { return reinterpret_cast<AnalogExpansion *>(OptaController.getExpansionPtr(i))->analogRead(a); });
+            exp_analog->analog_input_mgr()->add_analog_input(opc_ua_server, analog_in_name, [i, a]() { return reinterpret_cast<AnalogExpansion *>(OptaController.getExpansionPtr(i))->pinVoltage(a); });
           }
         }
       }
@@ -398,8 +398,6 @@ void loop()
       reinterpret_cast<DigitalMechExpansion *>(OptaController.getExpansionPtr(i))->updateDigitalOutputs();
     else if (exp_type == EXPANSION_OPTA_DIGITAL_STS)
       reinterpret_cast<DigitalStSolidExpansion *>(OptaController.getExpansionPtr(i))->updateDigitalOutputs();
-    else if (exp_type == EXPANSION_OPTA_ANALOG)
-      reinterpret_cast<AnalogExpansion *>(OptaController.getExpansionPtr(i))->updateAnalogInputs();
   }
 
   /* Toggle main LED signalling progress. */