Wifi manager with double reset to get in Config
and restore of channels after restart (Eeprom)
Code: Select all
#include <FS.h> //---- esp board manager 2.4.2 --- iwip Variant V2 higher Bandwidth
#include <ShiftRegister74HC595.h>
#include <ESP8266WiFi.h>
#define SUPLADEVICE_CPP
#include <SuplaDevice.h>
// create shift register object (number of shift registers, data pin 14 on 74595, clock pin 11 on 74595, latch pin 12 on 74595)
ShiftRegister74HC595 sr (1, 15, 16, 0);
#include <ESP8266WebServer.h>
#include <DNSServer.h>
#include <WiFiManager.h>
#include <ArduinoJson.h>
#include <EEPROM.h>
#include <DoubleResetDetector.h>
#define DRD_TIMEOUT 30 // Number of seconds after reset during which a subseqent reset will be considered a double reset.
#define DRD_ADDRESS 0 // RTC Memory Address for the DoubleResetDetector to use
DoubleResetDetector drd(DRD_TIMEOUT, DRD_ADDRESS);
bool eep = LOW; // ---------------- Eeprom ------------------
bool startEeprom = true; // ---------------- Eeprom ------------------
int epr = 0; // ----------- Eepron read loops ------------
int s; // ---------------- Status ------------------
unsigned long svr_update = 1800000; //mean time between update 30 minutes
unsigned long svr_update_lasttime; //last time update
#define BEGIN_PIN 100
ADC_MODE(ADC_VCC);
#define BTN_COUNT 8
WiFiClient client;
//define your default values here, if there are different values in config.json, they are overwritten.
//length should be max size + 1
char Supla_server[40];
char Location_id[15];
char Location_Pass[20];
byte mac[6];
//flag for saving data
bool shouldSaveConfig = false;
bool initialConfig = false;
int timeout = 120; // seconds to run for wifi config
void saveConfigCallback () { //callback notifying us of the need to save config
Serial.println("Should save config");
shouldSaveConfig = true;
}
void ondemandwifiCallback () {
// The extra parameters to be configured (can be either global or just in the setup)
// After connecting, parameter.getValue() will get you the configured value
// id/name placeholder/prompt default length
WiFiManagerParameter custom_Supla_server("server", "supla server", Supla_server, 40);
WiFiManagerParameter custom_Location_id("ID", "Location_id", Location_id, 15);
WiFiManagerParameter custom_Location_Pass("Password", "Location_Pass", Location_Pass, 20);
//WiFiManager
//Local intialization. Once its business is done, there is no need to keep it around
WiFiManager wifiManager;
wifiManager.setBreakAfterConfig(true);
//set config save notify callback
wifiManager.setSaveConfigCallback(saveConfigCallback);
//add all your parameters here
wifiManager.addParameter(&custom_Supla_server);
wifiManager.addParameter(&custom_Location_id);
wifiManager.addParameter(&custom_Location_Pass);
wifiManager.setCustomHeadElement("<style>html{ background-color: #01DF3A;}</style><div class='s'><svg version='1.1' id='l' x='0' y='0' viewBox='0 0 200 200' xml:space='preserve'><path d='M59.3,2.5c18.1,0.6,31.8,8,40.2,23.5c3.1,5.7,4.3,11.9,4.1,18.3c-0.1,3.6-0.7,7.1-1.9,10.6c-0.2,0.7-0.1,1.1,0.6,1.5c12.8,7.7,25.5,15.4,38.3,23c2.9,1.7,5.8,3.4,8.7,5.3c1,0.6,1.6,0.6,2.5-0.1c4.5-3.6,9.8-5.3,15.7-5.4c12.5-0.1,22.9,7.9,25.2,19c1.9,9.2-2.9,19.2-11.8,23.9c-8.4,4.5-16.9,4.5-25.5,0.2c-0.7-0.3-1-0.2-1.5,0.3c-4.8,4.9-9.7,9.8-14.5,14.6c-5.3,5.3-10.6,10.7-15.9,16c-1.8,1.8-3.6,3.7-5.4,5.4c-0.7,0.6-0.6,1,0,1.6c3.6,3.4,5.8,7.5,6.2,12.2c0.7,7.7-2.2,14-8.8,18.5c-12.3,8.6-30.3,3.5-35-10.4c-2.8-8.4,0.6-17.7,8.6-22.8c0.9-0.6,1.1-1,0.8-2c-2-6.2-4.4-12.4-6.6-18.6c-6.3-17.6-12.7-35.1-19-52.7c-0.2-0.7-0.5-1-1.4-0.9c-12.5,0.7-23.6-2.6-33-10.4c-8-6.6-12.9-15-14.2-25c-1.5-11.5,1.7-21.9,9.6-30.7C32.5,8.9,42.2,4.2,53.7,2.7c0.7-0.1,1.5-0.2,2.2-0.2C57,2.4,58.2,2.5,59.3,2.5z M76.5,81c0,0.1,0.1,0.3,0.1,0.6c1.6,6.3,3.2,12.6,4.7,18.9c4.5,17.7,8.9,35.5,13.3,53.2c0.2,0.9,0.6,1.1,1.6,0.9c5.4-1.2,10.7-0.8,15.7,1.6c0.8,0.4,1.2,0.3,1.7-0.4c11.2-12.9,22.5-25.7,33.4-38.7c0.5-0.6,0.4-1,0-1.6c-5.6-7.9-6.1-16.1-1.3-24.5c0.5-0.8,0.3-1.1-0.5-1.6c-9.1-4.7-18.1-9.3-27.2-14c-6.8-3.5-13.5-7-20.3-10.5c-0.7-0.4-1.1-0.3-1.6,0.4c-1.3,1.8-2.7,3.5-4.3,5.1c-4.2,4.2-9.1,7.4-14.7,9.7C76.9,80.3,76.4,80.3,76.5,81z M89,42.6c0.1-2.5-0.4-5.4-1.5-8.1C83,23.1,74.2,16.9,61.7,15.8c-10-0.9-18.6,2.4-25.3,9.7c-8.4,9-9.3,22.4-2.2,32.4c6.8,9.6,19.1,14.2,31.4,11.9C79.2,67.1,89,55.9,89,42.6z M102.1,188.6c0.6,0.1,1.5-0.1,2.4-0.2c9.5-1.4,15.3-10.9,11.6-19.2c-2.6-5.9-9.4-9.6-16.8-8.6c-8.3,1.2-14.1,8.9-12.4,16.6C88.2,183.9,94.4,188.6,102.1,188.6z M167.7,88.5c-1,0-2.1,0.1-3.1,0.3c-9,1.7-14.2,10.6-10.8,18.6c2.9,6.8,11.4,10.3,19,7.8c7.1-2.3,11.1-9.1,9.6-15.9C180.9,93,174.8,88.5,167.7,88.5z'/></svg>");
//set minimu quality of signal so it ignores AP's under that quality
//defaults to 8%
wifiManager.setMinimumSignalQuality();
// set configportal timeout
wifiManager.setConfigPortalTimeout(timeout);
if (!wifiManager.startConfigPortal("Supla AP")) {
Serial.println("failed to connect and hit timeout");
delay(3000);
//reset and try again, or maybe put it to deep sleep
ESP.restart();
delay(5000);
}
//if you get here you have connected to the WiFi
Serial.println("connected...yeey :)");
//read updated parameters
strcpy(Supla_server, custom_Supla_server.getValue());
strcpy(Location_id, custom_Location_id.getValue());
strcpy(Location_Pass, custom_Location_Pass.getValue());
WiFi.softAPdisconnect(true); // close AP
}
// DS18B20 Sensor read implementation---------------------------------- Temp -------------------------------------------
double get_temperature(int channelNumber, double last_val) {
double t = -275;
t = (ESP.getVcc()/1024.0);
Eeprom_save() ; // ------------------------------Eepron save callback -----------------------------
// ---- this happens every few seconds
return t;
}
typedef struct { //------------------------------------------- BTN ----------------------------------------------------
int pin;
int relay_pin;
int channel;
char last_val;
int ms;
unsigned long last_time;
bool mem;
} _btn_t;
_btn_t btn[BTN_COUNT];
void supla_timer() {
char v;
unsigned long now = millis();
{
for(int a=0;a<BTN_COUNT;a++)
if (btn[a].pin > 0) {
v = digitalRead(btn[a].pin);
if (v != btn[a].last_val && now - btn[a].last_time ) {
btn[a].last_val = v;
btn[a].last_time = now;
if (v==0)
{
if ( btn[a].ms > 0 ) {
SuplaDevice.relayOn(btn[a].channel, btn[a].ms);
Serial.println(" monostable");
} else {
if ( (btn[a].mem) == 1 ) { // ----------------- == 1 if channel is false... == 0 if channel is true -----------------------
SuplaDevice.relayOff(btn[a].channel);
Serial.print("BTN Switsh off relay ");
Serial.println(btn[a].relay_pin);
} else {
SuplaDevice.relayOn(btn[a].channel, 0);
Serial.print("BTN Switsh on relay ");
Serial.println(btn[a].relay_pin);
}
}
}}
}
}
}
void supla_btn_init() {
for(int a=0;a<BTN_COUNT;a++)
if (btn[a].pin > 0) {
pinMode(btn[a].pin, INPUT_PULLUP);
btn[a].last_val = digitalRead(btn[a].pin);
btn[a].last_time = millis();
}
}
int supla_DigitalRead(int channelNumber, uint8_t pin) {
if (pin > 100) {
if (pin == 101){
if (btn[0].mem ==0) return 0;
else return 1;
}
if (pin == 102){
if (btn[1].mem ==0) return 0;
else return 1;
}
if (pin == 103){
if (btn[2].mem ==0) return 0;
else return 1;
}
if (pin == 104){
if (btn[3].mem ==0) return 0;
else return 1;
}
if (pin == 105){
if (btn[4].mem ==0) return 0;
else return 1;
}
if (pin == 106){
if (btn[5].mem ==0) return 0;
else return 1;
}
if (pin == 107){
if (btn[6].mem ==0) return 0;
else return 1;
}
if (pin == 108){
if (btn[7].mem ==0) return 0;
else return 1;
}
}
return digitalRead(pin);
}
void suplaDigitalWrite(int channelNumber, uint8_t pin, uint8_t val) { //------------------------------------------------ Virtual ----------------------------
if (pin > 100) {
if (pin == 101){
btn[0].mem =val;
sr.set(0, val); // set single pin
}
if (pin == 102){
btn[1].mem =val;
sr.set(1, val); // set single pin
}
if (pin == 103){
btn[2].mem =val;
sr.set(2, val); // set single pin
}
if (pin == 104){
btn[3].mem =val;
sr.set(3, val); // set single pin
}
if (pin == 105){
btn[4].mem =val;
sr.set(4, val); // set single pin
}
if (pin == 106){
btn[5].mem =val;
sr.set(5, val); // set single pin
}
if (pin == 107){
btn[6].mem =val;
sr.set(6, val); // set single pin
}
if (pin == 108){
btn[7].mem =val;
sr.set(7, val); // set single pin
}
return;
}
digitalWrite(pin, val);
}
void Eeprom_save() { //----------EEPROM write ---------------------- EEprom
if (startEeprom == true){ // ----- don't change memorized state until connected and restored all the channels
return;
}
for(int i=0;i<BTN_COUNT;i++) { // ---check relay except it have delay (staircase)
if ( btn[i].ms > 0 ) {
continue;
} else {
eep = (btn[i].mem); // --- read relay state
if (eep != EEPROM.read(i)){ // --- compare relay state with memorized state
EEPROM.write(i,eep); // --- if different write memory
Serial.print("EEPROM.");
Serial.print(i);
Serial.print(" write.");
Serial.println((eep));
Serial.print(" channel ");
Serial.println((btn[i].channel));
EEPROM.commit();
}
}
}
}
void Eepron_read() { //----------EEPROM read ---------------------- EEprom
// for(int i=0;i<BTN_COUNT;i++){ // ---check relay except der have delay (staircase)
//if ( (btn[i].ms) > 0 ) {
// continue;
// } else {
eep = EEPROM.read(epr); // ---read relay state
Serial.print("EEPROM.");
Serial.print(epr);
Serial.print(" read.");
Serial.println((eep));
Serial.print(" channel ");
Serial.println((btn[epr].channel));
if (eep == HIGH){ // --- if 1 send relay on
SuplaDevice.relayOn(epr, 0); // --- only one channel in each pass
}
if (epr == (BTN_COUNT-1)) {startEeprom = false; } // --- once finished we do not need more
}
void status_func(int status, const char *msg) { // ------------------------ Status --------------------------
s=status; // -- to check if we are registered and ready before restore from memory
}
void setup() { //------------------------------------------------ Setup ----------------------------------------------
// Serial.begin(115200);
EEPROM.begin(512);
if (drd.detectDoubleReset()) {
Serial.println("Double Reset Detected");
ondemandwifiCallback ();
} else {
Serial.println("No Double Reset Detected");
}
if (WiFi.SSID()==""){
//Serial.println("We haven't got any access point credentials, so get them now");
initialConfig = true;
}
//read configuration from FS json
Serial.println("mounting FS...");
if (SPIFFS.begin()) {
Serial.println("mounted file system");
if (SPIFFS.exists("/config.json")) {
//file exists, reading and loading
Serial.println("reading config file");
File configFile = SPIFFS.open("/config.json", "r");
if (configFile) {
Serial.println("opened config file");
size_t size = configFile.size();
// Allocate a buffer to store contents of the file.
std::unique_ptr<char[]> buf(new char[size]);
configFile.readBytes(buf.get(), size);
DynamicJsonBuffer jsonBuffer;
JsonObject& json = jsonBuffer.parseObject(buf.get());
//json.printTo(Serial); //print config data to serial on startup
if (json.success()) {
Serial.println("\nparsed json");
strcpy(Supla_server, json["Supla_server"]);
strcpy(Location_id, json["Location_id"]);
strcpy(Location_Pass, json["Location_Pass"]);
} else {
Serial.println("failed to load json config");
}
}
}
} else {
Serial.println("failed to mount FS");
}
WiFi.mode(WIFI_STA); // Force to station mode because if device was switched off while in access point mode it will start up next time in access point mode.
uint8_t mac[WL_MAC_ADDR_LENGTH];
WiFi.macAddress(mac);
char GUID[SUPLA_GUID_SIZE] = {mac[WL_MAC_ADDR_LENGTH - 6],
mac[WL_MAC_ADDR_LENGTH - 5],
mac[WL_MAC_ADDR_LENGTH - 4],
mac[WL_MAC_ADDR_LENGTH - 3],
mac[WL_MAC_ADDR_LENGTH - 2],
mac[WL_MAC_ADDR_LENGTH - 1]};
SuplaDevice.addRelay(101, false);
SuplaDevice.addRelay(102, false);
SuplaDevice.addRelay(103, false);
SuplaDevice.addRelay(104, false);
SuplaDevice.addRelay(105, false);
SuplaDevice.addRelay(106, false);
SuplaDevice.addRelay(107, false);
SuplaDevice.addRelay(108, false);
// CHANNEL8 - Thermometer DS18B20
SuplaDevice.addDS18B20Thermometer();
memset(btn, 0, sizeof(btn));
btn[0].pin =5; // pin gpio buton 0 = no buton
btn[0].relay_pin =101; // pin gpio Relay
btn[0].channel =0; // channel
btn[0].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[0].mem =0;
btn[1].pin =4; // pin gpio buton 0 = no buton
btn[1].relay_pin =102; // pin gpio Relay
btn[1].channel =1; // channel
btn[1].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[1].mem =0;
btn[2].pin =2; // pin gpio buton 0 = no buton
btn[2].relay_pin =103; // pin gpio Relay
btn[2].channel =2; // channel
btn[2].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[2].mem =0;
btn[3].pin =14; // pin gpio buton 0 = no buton
btn[3].relay_pin =104; // pin gpio Relay
btn[3].channel =3; // channel
btn[3].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[3].mem =0;
btn[4].pin =12; // pin gpio buton 0 = no buton
btn[4].relay_pin =105; // pin gpio Relay
btn[4].channel =4; // channel
btn[4].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[4].mem =0;
btn[5].pin =13; // pin gpio buton 0 = no buton
btn[5].relay_pin =106; // pin gpio Relay
btn[5].channel =5; // channel
btn[5].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[5].mem =0;
btn[6].pin =3; // pin gpio buton 0 = no buton
btn[6].relay_pin =107; // pin gpio Relay
btn[6].channel =6; // channel
btn[6].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[6].mem =0;
btn[7].pin =1; // pin gpio buton 0 = no buton
btn[7].relay_pin =108; // pin gpio Relay
btn[7].channel =7; // channel
btn[7].ms =0; // if = 0 Bistable -- if > 0 Monostable for X ms
btn[7].mem =0;
supla_btn_init();
SuplaDevice.setDigitalReadFuncImpl(&supla_DigitalRead); // ------Send Value to server -------
SuplaDevice.setDigitalWriteFuncImpl(&suplaDigitalWrite); // ------- Read Value from server -------
SuplaDevice.setTimerFuncImpl(&supla_timer);
SuplaDevice.setStatusFuncImpl(&status_func); // ----------------------------- Status -----------------------------
SuplaDevice.setName("Supla 595");
int LocationID = atoi(Location_id);
SuplaDevice.begin(GUID, // Global Unique Identifier
mac, // Ethernet MAC address
Supla_server, // SUPLA server address
LocationID, // Location ID
Location_Pass); // Location Password
// read_initial_relay_state();
}
void loop() {
// Call the double reset detector loop method every so often,
// so that it can recognise when the timeout expires.
// You can also call drd.stop() when you wish to no longer
// consider the next reset as a double reset.
drd.loop();
//save the custom parameters to FS
if (shouldSaveConfig) {
Serial.println("saving config");
DynamicJsonBuffer jsonBuffer;
JsonObject& json = jsonBuffer.createObject();
json["Supla_server"] = Supla_server;
json["Location_id"] = Location_id;
json["Location_Pass"] = Location_Pass;
File configFile = SPIFFS.open("/config.json", "w");
if (!configFile) {
Serial.println("failed to open config file for writing");
}
json.prettyPrintTo(Serial);
json.printTo(configFile);
configFile.close();
Serial.println("config saved");
shouldSaveConfig = false;
WiFi.mode(WIFI_STA);
ESP.restart();
delay(5000);
}
if (WiFi.status() != WL_CONNECTED)
{
WiFi_up();
}
SuplaDevice.iterate();
SuplaDevice.setTemperatureCallback(&get_temperature);
switch (s) { // ------------------------------------------------ Status ------------------------------------
case 17: // ----- STATUS_REGISTERED_AND_READY
if (epr<BTN_COUNT){
Serial.print("Eepron_read...");
Serial.println(epr);
Eepron_read() ; // ------------------------------- Eeprom read callback -------------------------------
epr = epr+1; // -------- 1 loop for each output 8 in total ----------
}
if (millis() > svr_update_lasttime + svr_update) {
epr = 0 ;
startEeprom = true;
Serial.println("svr update");
svr_update_lasttime = millis();
}
}
}
// Supla.org ethernet layer
int supla_arduino_tcp_read(void *buf, int count) {
_supla_int_t size = client.available();
if ( size > 0 ) {
if ( size > count ) size = count;
return client.read((uint8_t *)buf, size);
};
return -1;
};
int supla_arduino_tcp_write(void *buf, int count) {
return client.write((const uint8_t *)buf, count);
};
bool supla_arduino_svr_connect(const char *server, int port) {
return client.connect(server, 2015);
}
bool supla_arduino_svr_connected(void) {
return client.connected();
}
void supla_arduino_svr_disconnect(void) {
client.stop();
}
void supla_arduino_eth_setup(uint8_t mac[6], IPAddress *ip) {
WiFi_up();
}
SuplaDeviceCallbacks supla_arduino_get_callbacks(void) {
SuplaDeviceCallbacks cb;
cb.tcp_read = &supla_arduino_tcp_read;
cb.tcp_write = &supla_arduino_tcp_write;
cb.eth_setup = &supla_arduino_eth_setup;
cb.svr_connected = &supla_arduino_svr_connected;
cb.svr_connect = &supla_arduino_svr_connect;
cb.svr_disconnect = &supla_arduino_svr_disconnect;
cb.get_temperature = &get_temperature;
cb.get_temperature_and_humidity = NULL;
cb.get_rgbw_value = NULL;
cb.set_rgbw_value = NULL;
return cb;
}
void WiFi_up() // conect to wifi
{
WiFi.begin();
for (int x = 10; x > 0; x--)
{
if (WiFi.status() == WL_CONNECTED)
{
break;
}
else
{
Serial.print(".");
delay(500);
}
}
if (WiFi.status() == WL_CONNECTED)
{
Serial.println("");
Serial.println("CONNECTED");
Serial.print("local IP: ");
Serial.println(WiFi.localIP());
Serial.print("subnetMask: ");
Serial.println(WiFi.subnetMask());
Serial.print("gatewayIP: ");
Serial.println(WiFi.gatewayIP());
long rssi = WiFi.RSSI();
Serial.print("Signal Strength (RSSI): ");
Serial.print(rssi);
Serial.println(" dBm");
}
else
{
Serial.println("");
Serial.println("not connected");
}
}
