Add some sanity check / update readme with board

show how board is connected it Davinci

Author: luc-github

Davinci/backside.jpg

@@ -149,7 +149,13 @@ Currently, I tested on ESP01 using 64K SPIFFS ( please use data directory conten
 -- UI Improvement    
 --<s>Printer EEPROM management</s>    (Canceled/Postponed for next stage)
 
-
-
-more to come    
+##Result of ESP12E on Davinci    
+I use a proto board to connect ESP12E socket, one micro switch for recovery, one jumper for normal usage/ flash, I did not put hardware switch.    
+<img src=https://raw.githubusercontent.com/luc-github/ESP8266/master/Davinci/board.jpg><br>  
+Connected to Davinci:    
+<img src=https://raw.githubusercontent.com/luc-github/ESP8266/master/Davinci/boardconnected.jpg><br>  
+The back cover:    
+<img src=https://raw.githubusercontent.com/luc-github/ESP8266/master/Davinci/backside.jpg><br>  
+The screen when connected to AP:    
+<img src=https://raw.githubusercontent.com/luc-github/ESP8266/master/Davinci/screen.jpg.jpg><br>  
 

Davinci/board.jpg

@@ -33,6 +33,15 @@ extern "C" {
 extern DNSServer dnsServer;
 #endif
 
+WIFI_CONFIG::WIFI_CONFIG()
+{
+  iweb_port=DEFAULT_WEB_PORT;
+  idata_port=DEFAULT_DATA_PORT;
+  baud_rate=DEFAULT_BAUD_RATE;
+  sleep_mode=DEFAULT_SLEEP_MODE;
+  _hostname[0]=0;
+}
+
 const char * WIFI_CONFIG::get_hostname(){
 	if (WiFi.hostname().length()==0)
 	{
@@ -152,7 +161,6 @@ bool WIFI_CONFIG::Setup()
 	if (!CONFIG::read_string(EP_HOSTNAME, hostname , MAX_HOSTNAME_LENGTH))strcpy(hostname,get_default_hostname());
     //disconnect if connected
   WiFi.disconnect();
-  current_mode=bflag;
    //this is AP mode
   if (bflag==AP_MODE)
     {

Davinci/boardconnected.jpg

@@ -36,7 +36,7 @@ class WIFI_CONFIG
   #ifdef MDNS_FEATURE
 	MDNSResponder mdns;
   #endif
-  byte current_mode;
+  WIFI_CONFIG();
   int iweb_port;
   int idata_port;
   long baud_rate;