From e5bd12083cb05072ee53744c6bdd65dcd5f91f28 Mon Sep 17 00:00:00 2001
From: enjoyneering <enjoyneering79@gmail.com>
Date: Fri, 20 Mar 2020 10:25:23 -0400
Subject: [PATCH] Update AHT10_ESP8266_LCD_i2c.ino

---
 examples/AHT10_ESP8266_LCD_i2c/AHT10_ESP8266_LCD_i2c.ino | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/examples/AHT10_ESP8266_LCD_i2c/AHT10_ESP8266_LCD_i2c.ino b/examples/AHT10_ESP8266_LCD_i2c/AHT10_ESP8266_LCD_i2c.ino
index 046dc32..bf66469 100644
--- a/examples/AHT10_ESP8266_LCD_i2c/AHT10_ESP8266_LCD_i2c.ino
+++ b/examples/AHT10_ESP8266_LCD_i2c/AHT10_ESP8266_LCD_i2c.ino
@@ -60,10 +60,8 @@ void setup()
   /* LCD connection check */  
   while (lcd.begin(LCD_COLUMNS, LCD_ROWS, LCD_5x8DOTS, SDA, SCL) != true) //20 colums, 4 rows, 5x8 pixels char size
   {
-    digitalWrite(LED, LOW);
-    delay(500);
-    digitalWrite(LED, HIGH);
-    delay(500);
+    Serial.println(F("PCF8574 is not connected or lcd pins declaration is wrong. Only pins numbers: 4,5,6,16,11,12,13,14 are legal."));
+    delay(5000);
   }
 
   lcd.print(F("PCF8574 is OK")); //(F()) saves string to flash & keeps dynamic memory free