lcd auto discovery do not work in a full station configuration

platformio/stima_v3/sensor_config_menu_sdcard/include/lcd_config.h

@@ -0,0 +1,50 @@
+/**@file lcd_config.h */
+
+/*********************************************************************
+Copyright (C) 2017  Marco Baldinetti <m.baldinetti@digiteco.it>
+authors:
+Paolo Patruno <p.patruno@iperbole.bologna.it>
+Marco Baldinetti <m.baldinetti@digiteco.it>
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of
+the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+**********************************************************************/
+
+#ifndef _LCD_CONFIG_H
+#define _LCD_CONFIG_H
+
+/*!
+\def LCD_I2C_ADDRESS
+\brief LCD i2c address.
+*/
+#define LCD_I2C_ADDRESS          (0x3F)
+
+/*!
+\def LCD_I2C_SECONDARY_ADDRESS
+\brief Try this I2C address for LCD if LCD_I2C_ADDRESS fail.
+*/
+#define LCD_I2C_SECONDARY_ADDRESS          (0x27)
+
+/*!
+\def LCD_COLUMNS
+\brief Default LCD columns number.
+*/
+#define LCD_COLUMNS              (20)
+
+/*!
+\def LCD_ROWS
+\brief Default LCD rows number.
+*/
+#define LCD_ROWS                 (4)
+
+#endif

platformio/stima_v3/sensor_config_menu_sdcard/src/sensor_config.ino

@@ -45,6 +45,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <sensors_config.h>
 #include <ethernet_config.h>
 #include "sensor_config.h"
+#include "lcd_config.h"
 #include <EEPROM.h>
 
 #define LOG_LEVEL LOG_LEVEL_NOTICE
@@ -378,7 +379,7 @@ serialIn serial(Serial);
 MENU_INPUTS(in,&irStream,&encStream,&encButton,&serial);
 
 
-const panel panels[] MEMMODE={{0,0,20,4}};
+const panel panels[] MEMMODE={{0,0,LCD_COLUMNS, LCD_ROWS}};
 navNode* nodes[sizeof(panels)/sizeof(panel)];
 panelsList pList(panels,nodes,1);
 
@@ -397,7 +398,7 @@ outputsList out(outputs,sizeof(outputs)/sizeof(menuOut*));//outputs list control
 
 /*
 MENU_OUTPUTS(out, MAX_DEPTH
-  ,LIQUIDCRYSTAL_OUT(lcd,{0,0,20,4})
+  ,LIQUIDCRYSTAL_OUT(lcd,{0,0,LCD_COLUMNS, LCD_ROWS})
   ,NONE
 );
 */
@@ -2023,7 +2024,19 @@ void setup() {
   pinMode(encBtn,INPUT_PULLUP);
   encoder.begin();
   encButton.begin();
-  lcd.begin(20,4);
+
+  lcd.setAddr(LCD_I2C_ADDRESS);
+  if(lcd.begin(LCD_COLUMNS, LCD_ROWS)) // non zero status means it was unsuccesful
+    {
+      LOGN(F(" Error initializing LCD primary addr"));
+
+      lcd.setAddr(LCD_I2C_SECONDARY_ADDRESS);
+      if(lcd.begin(LCD_COLUMNS, LCD_ROWS)) // non zero status means it was unsuccesful
+	{
+	  LOGE(F(" Error initializing LCD"));
+	}
+    }
+
   ir.begin();