From 2ced5857d71fbca5c1e15d1ce4b711df9d8a18f9 Mon Sep 17 00:00:00 2001
From: Igor Mammedov <imammedo@redhat.com>
Date: Thu, 23 May 2019 21:43:49 +0200
Subject: [PATCH] mhz19: report received responce if it's invalid

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
---
 esphome/components/mhz19/mhz19.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/esphome/components/mhz19/mhz19.cpp b/esphome/components/mhz19/mhz19.cpp
index f048db5356..3b06ea40c9 100644
--- a/esphome/components/mhz19/mhz19.cpp
+++ b/esphome/components/mhz19/mhz19.cpp
@@ -34,7 +34,7 @@ void MHZ19Component::update() {
   }
 
   if (response[0] != 0xFF || response[1] != 0x86) {
-    ESP_LOGW(TAG, "Invalid preamble from MHZ19!");
+    ESP_LOGW(TAG, "Invalid response from MHZ19! [%s]", dump_data_buf(response));
     this->status_set_warning();
     return;
   }