recognize sending devices

CHANGELOG_LATEST.md

@@ -9,6 +9,7 @@
 - multiple roomcontrollers
 - readback after write with delay (give ems-devices time to set the value)
 - Thermostat ES72/RC20, device 66 to RC20_2 command-set
+- recognize sending devices which are not in telegram 0x07
 
 ### Changed
 - split `show values` in smaller packages and separate heating circuits

src/emsesp.cpp

@@ -651,24 +651,31 @@ bool EMSESP::process_telegram(std::shared_ptr<const Telegram> telegram) {
         return false;
     }
 
+    // remember if we first get scan results from UBADevices
+    static bool first_scan_done_ = false;
     // check for common types, like the Version(0x02)
     if (telegram->type_id == EMSdevice::EMS_TYPE_VERSION) {
         process_version(telegram);
         return true;
     } else if (telegram->type_id == EMSdevice::EMS_TYPE_UBADevices) {
         process_UBADevices(telegram);
+        if (telegram->dest == EMSbus::ems_bus_id()) {
+            first_scan_done_ = true;
+        }
         return true;
     }
 
     // match device_id and type_id
     // calls the associated process function for that EMS device
     // returns false if the device_id doesn't recognize it
     // after the telegram has been processed, call the updated_values() function to see if we need to force an MQTT publish
-    bool found = false;
+    bool found       = false;
+    bool knowndevice = false;
     for (const auto & emsdevice : emsdevices) {
         if (emsdevice) {
             if (emsdevice->is_device_id(telegram->src)) {
-                found = emsdevice->handle_telegram(telegram);
+                knowndevice = true;
+                found       = emsdevice->handle_telegram(telegram);
                 // if we correctly processes the telegram follow up with sending it via MQTT if needed
                 if (found && Mqtt::connected()) {
                     if ((mqtt_.get_publish_onchange(emsdevice->device_type()) && emsdevice->updated_values()) || telegram->type_id == publish_id_) {
@@ -688,6 +695,9 @@ bool EMSESP::process_telegram(std::shared_ptr<const Telegram> telegram) {
         if (watch() == WATCH_UNKNOWN) {
             LOG_NOTICE(pretty_telegram(telegram).c_str());
         }
+        if (first_scan_done_ && !knowndevice && (telegram->src != EMSbus::ems_bus_id()) && (telegram->src != 0x0B) && (telegram->src != 0x0C) && (telegram->src != 0x0D)) {
+            send_read_request(EMSdevice::EMS_TYPE_VERSION, telegram->src);
+        }
     }
 
     return found;