Firmware WIP

Arduino/CanGrow/CanGrow.ino

@@ -47,9 +47,7 @@ bool WIPE;
 /*
  * EEPROM variables
  */
- 
-// Size of EEPROM 
-//const uint8_t EEPROMsize = 512;
+
 bool configured;
 char WIFIssid[32];
 char WIFIpassword[64];
@@ -345,50 +343,78 @@ void wipeEEPROM() {
   // write a 0 to all 512 bytes of the EEPROM
   Serial.print("wiping EEPROM... ");
   for (int i = 0; i < 512; i++) { EEPROM.write(i, 0); }
-  EEPROM.commit();
+  
+  // commit everything to EEPROM and end here
+  EEPROM.end();
+  
   Serial.println("DONE");
+  
+  // set D4 PIN_WIPE internal LED to Output to give feedback WIPE
+  // was done
   pinMode(PIN_WIPE, OUTPUT);
-  digitalWrite(PIN_WIPE, LOW);
-  Serial.println("Please restart the device.");
-  delay(5000);
+    
+  Serial.println("!! Device will restart in 5 seconds !!");
+  
+  byte i = 0;
+  while( i <= 10 ) {
+    if( i % 2 ) {
+      digitalWrite(PIN_WIPE, LOW);
+    } else {
+      digitalWrite(PIN_WIPE, HIGH);
+    }
+    delay(500);
+    i++;
+  }
+  ESP.restart();
 }
 
 
 bool loadEEPROM() {
-  // read var configured from Byte 0
-  //EEPROM.get(0, configured);
   
-  // read var WIFIssid, 32 byte long  
-  EEPROM.get(0, WIFIssid);
-  // read var WIFIpassword, 64 byte long  
-  EEPROM.get(32, WIFIpassword);
   /*
-  // read var ip, 16 byte long  
-  EEPROM.get(112, WIFIip);
-  // read var netmask, 16 byte long  
-  EEPROM.get(128, WIFInetmask);
-  // read var gateway, 16 byte long  
-  EEPROM.get(144, WIFIgateway);
+   * WIFI data
+   */
+   
+  // read var WIFIssid from address 0, 32 byte long  
+  EEPROM.get(0, WIFIssid);
+  // read var WIFIpassword from address 32, 64 byte long  
+  EEPROM.get(32, WIFIpassword);
   
+  // read var WIFIip from address 96, 16 byte long  
+  EEPROM.get(96, WIFIip);
   
-  Serial.print("configured: ");
-  Serial.println(configured);
-  */
+  // read var WIFInetmask from address 112, 16 byte long  
+  EEPROM.get(112, WIFInetmask);
+  // read var WIFIgateway from address 128, 16 byte long  
+  EEPROM.get(128, WIFIgateway);
+  
+  /*
+   * Grow data
+   */
+  
+  //TBD
+  
+  /*
+   * configured
+   * 
+   * read var configured from address 511 - I put this to the end to
+   * prevent confusion with the 1 byte offset in the address when it
+   * would be at the beginning - more a cosmetic thing
+   */
+  EEPROM.get(511, configured);
+  
+  // print values to Serial output
   Serial.println(":: EEPROM loaded ::");
   Serial.print("WIFIssid: ");
   Serial.println(WIFIssid);
   Serial.print("WIFIpassword: ");
   Serial.println(WIFIpassword);
-  /*
-  Serial.print("WIFIip: ");
-  Serial.println(WIFIip);
-  Serial.print("WIFInetmask: ");
-  Serial.println(WIFInetmask);
-  Serial.print("WIFIgateway: ");
-  Serial.println(WIFIgateway);
-  */
-  return(configured);
+
+  Serial.print("configured: ");
+  Serial.println(configured);
   
+  return(configured);
+
 }
 
 
@@ -418,13 +444,11 @@ void setup() {
 
   // Start Serial
   Serial.begin(115200);
+
   // Write an empty line, because before there is some garbage in serial
   // output
   Serial.println("");
   Serial.println(".:: CanGrow Start ::.");
-
-  // load stored values from EEPROM
-  loadEEPROM();
     
   // initialise Wire for I2C
   Wire.begin();
@@ -458,22 +482,28 @@ void setup() {
   // wait a few seconds to let the user pull D4 down to wipe EEPROM
   // and we can enjoy the boot screen meanwhile :p
   delay(2000);
-  
-  
+
   // read status from PIN_WIPE to WIPE
   WIPE = digitalRead(PIN_WIPE);
-  Serial.print("WIPE is ");
-  Serial.println(WIPE);
+  
+  // when PIN_WIPE is set to LOW, wipe EEPROM
   if( WIPE == 0 ) {
+    Serial.print("PIN_WIPE (D4) is set to LOW, wiping EEPROM now..");
+  
+    // wipe EEPROM
     wipeEEPROM();
+  } else {
+    // load stored values from EEPROM
+    loadEEPROM();  
+    
   }
   
   
   
   
-  //
-  // Webserver handlers   
-  //
+  /* 
+   * Webserver handlers   
+   */
   
   // when not configured, webroot is WEBrootAP
   // nothing else configured
@@ -565,18 +595,19 @@ void POSTwifiConfig() {
   WIFIip.fromString(WIFIip_new);
   WIFInetmask.fromString(WIFInetmask_new);
   WIFIgateway.fromString(WIFIgateway_new);
-  //configured = 1;
-  
-  
   
+  configured = true;
+    
   EEPROM.put(0, WIFIssid);
   EEPROM.put(32, WIFIpassword);
+  EEPROM.put(96, WIFIip);
+  EEPROM.put(112, WIFInetmask);
+  EEPROM.put(128, WIFIgateway);
+  EEPROM.put(511, configured);
   EEPROM.commit();
   
   
   Serial.println(":: POSTwifiConfig ::");
-  //Serial.print("configured: ");
-  //Serial.println(configured);
   
   Serial.print("WIFIssid: ");
   Serial.println(WIFIssid_new);
@@ -584,25 +615,16 @@ void POSTwifiConfig() {
   Serial.print("WIFIpassword: ");
   Serial.println(WIFIpassword_new);
   Serial.println(WIFIpassword);
-  
-  /*
   Serial.print("WIFIip: ");
   Serial.println(WIFIip_new);
   Serial.print("WIFInetmask: ");
   Serial.println(WIFInetmask_new);
   Serial.print("WIFIgateway: ");
   Serial.println(WIFIgateway_new);
-  */
   
-  char rofl[32];
-  EEPROM.get(0, rofl);
-  Serial.println("READ EEPROM WIFIssid");
-  Serial.println(rofl);
-  
-  Serial.println("READ EEPROM WIFIpassword");
-  char lol[64];
-  EEPROM.get(32, lol);
-  Serial.println(lol);
+  Serial.print("configured: ");
+  Serial.println(configured);
+
   webserver.send(200, "text/html", "wifiConfig saved, please restart");
   
 }