Support software controllable termination

include/icsneo/device/tree/valuecan4/settings/valuecan4-2elsettings.h

@@ -37,6 +37,21 @@ public:
 				return nullptr;
 		}
 	}
+
+	virtual std::vector<TerminationGroup> getTerminationGroups() const override {
+		return {
+			{ Network(Network::NetID::HSCAN) },
+			{ Network(Network::NetID::HSCAN2) }
+		};
+	}
+
+protected:
+	const uint64_t* getTerminationEnables() const override {
+		auto cfg = getStructurePointer<valuecan4_4_2el_settings_t>();
+		if(cfg == nullptr)
+			return nullptr;
+		return &cfg->termination_enables;
+	}
 };
 
 }