an example for esp8266:
if it not stored , generate GUID and AUTHKEY and save in eeprom.
if stored, retrieve Guid and Authkey from eeprom
Code: Select all
/*
Copyright (C) AC SOFTWARE SP. Z O.O.
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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <SPI.h>
#include <OneWire.h>
#include <DallasTemperature.h>
#include <SuplaDevice.h>
#include <EEPROM.h>
#include "ESP8266TrueRandom.h"
char GUID[SUPLA_GUID_SIZE];
char AUTHKEY[SUPLA_AUTHKEY_SIZE];
byte uuidNumber[16]; // UUIDs in binary form are 16 bytes long
// ESP8266 based board:
#include <supla/network/esp_wifi.h>
Supla::ESPWifi wifi("your_wifi_ssid", "your_wifi_password");
/*
* This example requires Dallas Temperature Control library installed.
* https://github.com/milesburton/Arduino-Temperature-Control-Library
*/
// Setup a oneWire instance
OneWire oneWire(24); // 24 - Pin number
// Pass oneWire reference to Dallas Temperature
DallasTemperature sensors(&oneWire);
// DS18B20 Sensor read implementation
double get_temperature(int channelNumber, double last_val) {
double t = -275;
if ( sensors.getDeviceCount() > 0 )
{
sensors.requestTemperatures();
t = sensors.getTempCByIndex(0);
};
return t;
}
void guid_authkey(void) {
if (EEPROM.read(300) != 60){
int eep_gui = 301;
ESP8266TrueRandom.uuid(uuidNumber);
String uuidString = "";
for (int i = 0; i < 16; i++) {
int topDigit = uuidNumber[i] >> 4;
int bottomDigit = uuidNumber[i] & 0x0f;
uuidString += "0123456789abcdef"[topDigit];
uuidString += "0123456789abcdef"[bottomDigit];
}
int length_uuid = uuidString.length();
for (int i = 0; i < length_uuid; ++i) {
EEPROM.put(eep_gui + i, uuidString[i]);
}
int eep_aut = 321;
ESP8266TrueRandom.uuid(uuidNumber);
String uuidString2 = "";
for (int i = 0; i < 16; i++) {
int topDigit = uuidNumber[i] >> 4;
int bottomDigit = uuidNumber[i] & 0x0f;
uuidString2 += "0123456789abcdef"[topDigit];
uuidString2 += "0123456789abcdef"[bottomDigit];
}
int length_uuid2 = uuidString2.length();
for (int i = 0; i < length_uuid2; ++i) {
EEPROM.put(eep_aut + i, uuidString2[i]);
}
EEPROM.write(300, 60);
EEPROM.commit();
}
read_guid();
read_authkey();
}
String read_guid(void) {
String read_eeprom = "";
int i, ii = 0;
int eep_star = 301;
int end_guid = eep_star + SUPLA_GUID_SIZE;
String temp_read = "0x";
for (i = eep_star; i < end_guid + 16; i = i + 1) {
temp_read += char(EEPROM.read(i));
read_eeprom += char(EEPROM.read(i));
if ( (i % 2) == 0) {
char *_guid = strcpy((char*)malloc(temp_read.length() + 1), temp_read.c_str());
GUID[ii] = strtoul( _guid, NULL, 16);
temp_read = "0x";
ii++;
}
}
return read_eeprom;
}
String read_authkey(void) {
String read_eeprom = "";
int i, ii = 0;
int eep_star = 321;
int end_authkey = eep_star + SUPLA_AUTHKEY_SIZE;
String temp_read = "0x";
for (i = eep_star; i < end_authkey + 16; i = i + 1) {
temp_read += char(EEPROM.read(i));
read_eeprom += char(EEPROM.read(i));
if ( (i % 2) == 0) {
char *_authkey = strcpy((char*)malloc(temp_read.length() + 1), temp_read.c_str());
AUTHKEY[ii] = strtoul( _authkey, NULL, 16);
temp_read = "0x";
ii++;
}
}
return read_eeprom;
}
void setup() {
EEPROM.begin(1024);
Serial.begin(9600);
// Init DS18B20 library
sensors.begin();
// generate or retrieve Guid and Authkey.
guid_authkey();
// Set temperature callback
SuplaDevice.setTemperatureCallback(&get_temperature);
/*
* Having your device already registered at cloud.supla.org,
* you want to change CHANNEL sequence or remove any of them,
* then you must also remove the device itself from cloud.supla.org.
* Otherwise you will get "Channel conflict!" error.
*/
// CHANNEL0 - RELAY
SuplaDevice.addRelay(44, true); // 44 - Pin number where the relay is connected
// Call SuplaDevice.addRelay(44, true) with an extra "true" parameter
// to enable "port value inversion"
// where HIGH == LOW, and LOW == HIGH
// CHANNEL1 - RELAY
SuplaDevice.addRelay(45, true); // 45 - Pin number where the relay is connected
// CHANNEL3 - TWO RELAYS (Roller shutter operation)
SuplaDevice.addRollerShutterRelays(46, // 46 - Pin number where the 1st relay is connected
47, true); // 47 - Pin number where the 2nd relay is connected
// CHANNEL4 - Opening sensor (Normal Open)
SuplaDevice.addSensorNO(5); // 5 - Pin number where the sensor is connected
// Call SuplaDevice.addSensorNO(A0, true) with an extra "true" parameter
// to enable the internal pull-up resistor
// CHANNEL5 - Opening sensor (Normal Open)
SuplaDevice.addSensorNO(6); // 6 - Pin number where the sensor is connected
// CHANNEL6 - Thermometer DS18B20
SuplaDevice.addDS18B20Thermometer();
/*
* SuplaDevice Initialization.
* Server address, LocationID and LocationPassword are available at https://cloud.supla.org
* If you do not have an account, you can create it at https://cloud.supla.org/account/create
* SUPLA and SUPLA CLOUD are free of charge
*
*/
SuplaDevice.begin(GUID, // Global Unique Identifier
"svr1.supla.org", // SUPLA server address
"email@address", // Email address used to login to Supla Cloud
AUTHKEY); // Authorization key
}
void loop() {
SuplaDevice.iterate();
}
