/**

• httpUpdate.ino
• Created on: 27.11.2015

*/

#include <Arduino.h> #include "credentials.h" #include <ESP8266WiFi.h> #include <ESP8266WiFiMulti.h>

#include <ESP8266HTTPClient.h> #include <ESP8266httpUpdate.h> #include <EEPROM.h> #define USE_SERIAL Serial

ESP8266WiFiMulti WiFiMulti; #define firmware "iotupdater" #define firmware_version firmware"_001"

#define update_server "82.77.158.27" #define update_uri "/index.php"

#define SSIDBASE 200 #define PASSWORDBASE 220

char ssid[20]; char password[20];

String initSSID = "Brom01"; String initPassword = "Alanis..";

bool readCredentials() { EEPROM.begin(512); if (EEPROM.read(SSIDBASE - 1) != 0x5) { Serial.println(EEPROM.read(SSIDBASE - 1), HEX); initSSID.toCharArray(ssid, initSSID.length() + 1); for (int ii = 0; ii <= initSSID.length(); ii++) EEPROM.write(SSIDBASE + ii, ssid[ii]);

initPassword.toCharArray(password, initPassword.length() + 1);
for (int ii = 0; ii <= initPassword.length(); ii++) EEPROM.write(PASSWORDBASE + ii, password[ii]);
EEPROM.write(SSIDBASE - 1, 0x35);

} int i = 0; do { ssid[i] = EEPROM.read(SSIDBASE + i); i++; } while (ssid[i - 1] > 0 && i < 20);

if (i == 20) Serial.println("ssid loaded"); i = 0; do { password[i] = EEPROM.read(PASSWORDBASE + i); i++; } while (password[i - 1] != 0 && i < 20); if (i == 20) Serial.println("Pass loaded"); EEPROM.end(); }

void printMacAddress() { byte mac[6]; WiFi.macAddress(mac); Serial.print("MAC: "); for (int i = 0; i < 5; i++) { Serial.print(mac[i], HEX); Serial.print(":"); } Serial.println(mac[5], HEX); }

void iotUpdater(bool debug) { if (debug) { printMacAddress(); Serial.println("start flashing......"); Serial.println(update_server); Serial.println(update_uri); Serial.println(firmware_version); }

t_httpUpdate_return ret = ESPhttpUpdate.update(update_server, 8888, update_uri, firmware_version); switch (ret) { case HTTP_UPDATE_FAILED: if (debug) Serial.printf("HTTP_UPDATE_FAILD Error (%d): %s", ESPhttpUpdate.getLastError(), ESPhttpUpdate.getLastErrorString().c_str()); break;

case HTTP_UPDATE_NO_UPDATES:
  if (debug) Serial.println("HTTP_UPDATE_NO_UPDATES");
  break;

case HTTP_UPDATE_OK:
  if (debug) Serial.println("HTTP_UPDATE_OK");
  break;

} }

void setup() {

Serial.begin(115200); Serial.println(""); Serial.println("Start"); pinMode(BUILTIN_LED, OUTPUT); // initialize onboard LED as output readCredentials();

WiFi.begin(ssid, password);

while (WiFi.status() != WL_CONNECTED) { delay(500); Serial.print("."); } Serial.println(""); Serial.println("connected");

iotUpdater(true); }

void loop() {

////////////////////////////////////////////////////////////////////// digitalWrite(BUILTIN_LED, HIGH); // turn on LED with voltage HIGH delay(100); // wait one second digitalWrite(BUILTIN_LED, LOW); // turn off LED with voltage LOW delay(100); // wait one second }