Enable control of exposed LEDs on analog expansion module.

Author: aentinger

examples/opcua_server/opcua_server.ino

@@ -286,6 +286,23 @@ void setup()
             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))->pinVoltage(a); });
           }
+
+          /* Configure controllable LEDs of analog expansion module. */
+          for (int l = 0; l < OA_LED_NUM; l++)
+          {
+            char led_name[32] = {0};
+            snprintf(led_name, sizeof(led_name), "LED%d", l + 1);
+            exp_analog->led_mgr()->add_led_output(opc_ua_server,
+                                                  led_name,
+                                                  [i, l](bool const value)
+                                                  {
+                                                    AnalogExpansion * ana_exp_ptr = reinterpret_cast<AnalogExpansion *>(OptaController.getExpansionPtr(i));
+                                                    if (value)
+                                                      ana_exp_ptr->switchLedOn(l);
+                                                    else
+                                                      ana_exp_ptr->switchLedOff(l);
+                                                  });
+          }
         }
       }
 

src/expansion/AnalogExpansion.cpp

@@ -36,6 +36,18 @@ AnalogInputManager::SharedPtr AnalogExpansion::analog_input_mgr()
   return _analog_input_mgr;
 }
 
+LedManager::SharedPtr AnalogExpansion::led_mgr()
+{
+  if (!_led_mgr)
+  {
+    _led_mgr = opcua::LedManager::create(_server, _node_id);
+    if (!_led_mgr)
+      UA_LOG_ERROR(UA_Log_Stdout, UA_LOGCATEGORY_SERVER, "AnalogExpansion::led_mgr: LedManager::create(...) failed.");
+  }
+
+  return _led_mgr;
+}
+
 /**************************************************************************************
  * NAMESPACE
  **************************************************************************************/

src/expansion/AnalogExpansion.h

@@ -17,6 +17,7 @@
 
 #include <memory>
 
+#include "../io/led/LedManager.h"
 #include "../io/analog/AnalogInputManager.h"
 
 /**************************************************************************************
@@ -61,10 +62,13 @@ class AnalogExpansion : public Expansion
 
 
   AnalogInputManager::SharedPtr analog_input_mgr();
+  LedManager::SharedPtr         led_mgr();
+
 
 
 private:
   AnalogInputManager::SharedPtr _analog_input_mgr;
+  LedManager::SharedPtr _led_mgr;
 };
 
 /**************************************************************************************