fix: added set target indoor temp to CH2 for native heating control #58

lib/CustomOpenTherm/CustomOpenTherm.h

@@ -136,6 +136,16 @@ public:
     return isValidResponse(response);
   }
 
+  bool setRoomSetpointCh2(float temperature) {
+    unsigned long response = this->sendRequest(buildRequest(
+      OpenThermMessageType::WRITE_DATA,
+      OpenThermMessageID::TrSetCH2,
+      temperatureToData(temperature)
+    ));
+
+    return isValidResponse(response);
+  }
+
   bool setRoomTemp(float temperature) {
     unsigned long response = this->sendRequest(buildRequest(
       OpenThermMessageType::WRITE_DATA,

src/OpenThermTask.h

@@ -144,7 +144,7 @@ protected:
       heatingEnabled,
       settings.opentherm.dhwPresent && settings.dhw.enable,
       false,
-      false,
+      settings.opentherm.nativeHeatingControl,
       heatingCh2Enabled,
       settings.opentherm.summerWinterMode,
       settings.opentherm.dhwBlocking
@@ -402,6 +402,13 @@ protected:
         } else {
           Log.swarningln(FPSTR(L_OT_HEATING), F("Failed set target indoor temp"));
         }
+
+        // Set target temp to CH2
+        if (settings.opentherm.heatingCh1ToCh2) {
+          if (!this->instance->setRoomSetpointCh2(convertedTemp)) {
+            Log.swarningln(FPSTR(L_OT_HEATING), F("Failed set target indoor temp to CH2"));
+          }
+        }
       }
 
       // force enable pump