From e242962c05b90a9a5e8710a1ae3e3a50d64c468d Mon Sep 17 00:00:00 2001
From: ElVit <vitalij.salnikov@t-online.de>
Date: Thu, 19 Mar 2026 10:22:42 +0100
Subject: [PATCH] Avoid too many warnings if checksum of response message is
 invalid

---
 components/panasonic_heatpump/panasonic_heatpump.cpp | 6 +++++-
 components/panasonic_heatpump/panasonic_heatpump.h   | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/components/panasonic_heatpump/panasonic_heatpump.cpp b/components/panasonic_heatpump/panasonic_heatpump.cpp
index d9e75f3..8329e1a 100644
--- a/components/panasonic_heatpump/panasonic_heatpump.cpp
+++ b/components/panasonic_heatpump/panasonic_heatpump.cpp
@@ -43,6 +43,10 @@ void PanasonicHeatpumpComponent::loop() {
     this->current_response_ = this->check_response(this->response_message_);
     switch (this->current_response_) {
     case ResponseType::UNKNOWN:
+      this->response_message_.clear();
+      this->loop_state_ = LoopState::SEND_REQUEST;
+      break;
+    case ResponseType::RECEIVING:
       this->loop_state_ = LoopState::SEND_REQUEST;
       break;
     case ResponseType::STANDARD:
@@ -285,7 +289,7 @@ ResponseType PanasonicHeatpumpComponent::check_response(const std::vector<uint8_
   if (data[0] != 0x71)
     return ResponseType::UNKNOWN;
   if (this->response_receiving_)
-    return ResponseType::UNKNOWN;
+    return ResponseType::RECEIVING;
   if (data.size() != RESPONSE_MSG_SIZE) {
     ESP_LOGW(TAG, "Invalid response message length: recieved %d - expected %d", data.size(), RESPONSE_MSG_SIZE);
     delay(10);  // NOLINT
diff --git a/components/panasonic_heatpump/panasonic_heatpump.h b/components/panasonic_heatpump/panasonic_heatpump.h
index 0e985c9..2d75ea2 100644
--- a/components/panasonic_heatpump/panasonic_heatpump.h
+++ b/components/panasonic_heatpump/panasonic_heatpump.h
@@ -44,6 +44,7 @@ enum RequestType : uint8_t {
 
 enum ResponseType : uint8_t {
   UNKNOWN,
+  RECEIVING,
   STANDARD,
   EXTRA,
 };