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• #19547 olli tag olli #19540

  Új Válasz 2023-03-04 20:06:44 #19547

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  válasz olli #19540 üzenetére

  [link] rtc_master
  [link] oled könyvtár
  [link] szintén,
  ezek hiba nélkül fordítódnak esp32+ds3231 kódban.
  Ami nem sikerül, az aktuális dátum/idő másnap, reset után, csak a fordítás időpontját mutatja.
  25.50 C
  20.25 C
  32.00 C
  Sending packet: 10
  Saturday, March 04 2023 20:04:17
  Mai állapot.
  
  #include <OneWire.h>
  #include <DallasTemperature.h>
  #define ONE_WIRE_BUS 13
  OneWire oneWire(ONE_WIRE_BUS);
  DallasTemperature sensors(&oneWire);
  DeviceAddress D0 = { 0x28, 0x31, 0xBF, 0x29, 0x07, 0x00, 0x00, 0x7D }; // "T1"
  DeviceAddress D1 = { 0x28, 0x4F, 0x8E, 0x2A, 0x07, 0x00, 0x00, 0x37 }; // "T2"
  /* for normal hardware wire use above */
  #include <Wire.h>
  #include <RtcDS3231.h>
  RtcDS3231<TwoWire> Rtc(Wire);
  // handy routine to return true if there was an error
  // but it will also print out an error message with the given topic
  bool wasError(const char* errorTopic = "")
  {
  uint8_t error = Rtc.LastError();
  if (error != 0)
  {
  Serial.print("[");
  Serial.print(errorTopic);
  Serial.print("] WIRE communications error (");
  Serial.print(error);
  Serial.print(") : ");
  
  switch (error)
  {
  case Rtc_Wire_Error_None:
  Serial.println("(none?!)");
  break;
  case Rtc_Wire_Error_TxBufferOverflow:
  Serial.println("transmit buffer overflow");
  break;
  case Rtc_Wire_Error_NoAddressableDevice:
  Serial.println("no device responded");
  break;
  case Rtc_Wire_Error_UnsupportedRequest:
  Serial.println("device doesn't support request");
  break;
  case Rtc_Wire_Error_Unspecific:
  Serial.println("unspecified error");
  break;
  case Rtc_Wire_Error_CommunicationTimeout:
  Serial.println("communications timed out");
  break;
  }
  return true;
  }
  return false;
  }
  #include <Arduino.h>
  #include "Wire.h"
  #include "oled.h"
  #include <WiFi.h>
  #include "time.h"
  #include <LoRa.h>
  #include "secrets.h" // WiFi SSID & password
  #define SCK 5 // GPIO5 -- SX1278's SCK
  #define MISO 19 // GPIO19 -- SX1278's MISO
  #define MOSI 27 // GPIO27 -- SX1278's MOSI
  #define SS 18 // GPIO18 -- SX1278's CS
  #define RST 14 // GPIO14 -- SX1278's RESET
  #define DI0 26 // GPIO26 -- SX1278's IRQ(Interrupt Request)
  #define BAND 433E6
  
  unsigned int counter = 0;
  #define RTC_ADDRESS 0x68 // I2C eszköz címe
  String rssi = "RSSI --";
  String packSize = "--";
  String packet ;
  struct tm timeinfo;
  static char msg[20]; // character buffer
  OLED display = OLED(4, 15, 16, 0x3C, 128, 32, true); // SSD1306
  
  void setup() {
  pinMode(16,OUTPUT);
  pinMode(25,OUTPUT);
  digitalWrite(16, LOW); // set GPIO16 low to reset OLED
  delay(50);
  digitalWrite(16, HIGH); // while OLED is running, must set GPIO16 in high
  Serial.begin(115200);
  while (!Serial);
  
  SPI.begin(SCK,MISO,MOSI,SS);
  LoRa.setPins(SS,RST,DI0);
  if (!LoRa.begin(433E6)) {
  Serial.println("Starting LoRa failed!");
  while (1);
  }
  Serial.println("init ok");
  
  Wire.begin();
  display.begin();
  display.clear();
  display.draw_string(4, 8, "RTC clock", OLED::DOUBLE_SIZE);
  display.display();
  
  //------- Initialize the Temperature measurement library--------------
  sensors.begin();
  sensors.setResolution(D0, 10); //T1
  sensors.setResolution(D1, 10); //T2
  }
  void loop() {
  
  sensors.requestTemperatures();
  float T1 = sensors.getTempC(D0);
  float T2 = sensors.getTempC(D1);
  Serial.print("Sending packet: ");
  Serial.println(counter);
  // send packet
  LoRa.beginPacket();
  LoRa.print("hello ");
  LoRa.print(counter);
  LoRa.endPacket();
  
  counter++;
  digitalWrite(25, HIGH); // turn the LED on (HIGH is the voltage level)
  delay(1000); // wait for a second
  digitalWrite(25, LOW); // turn the LED off by making the voltage LOW
  delay(1000);
  getTime(&timeinfo); // display time/date
  Serial.println(&timeinfo, "%A, %B %d %Y %H:%M:%S");
  RtcTemperature temp = Rtc.GetTemperature();
  if (!wasError("loop GetTemperature"))
  {
  temp.Print(Serial);
  // you may also get the temperature as a float and print it
  // Serial.print(temp.AsFloatDegC());
  Serial.println(" C ");
  }
  display.clear();
  strftime (msg, 15, "%Y-%b-%d %a ", &timeinfo);
  display.draw_string(16, 1, msg); // Display date
  strftime (msg, 10, "%T ", &timeinfo); // Display time
  display.draw_string(8, 12, msg, OLED::DOUBLE_SIZE);
  display.display(); // Refresh screen
  delay(3000);
  display.clear();
  display.setCursor(8,0);
  display.println("T1= ");
  display.setCursor(30,0);
  display.println(T1);
  display.setCursor(60, 0);
  display.println(" C");
  display.setCursor(8,12);
  display.println("T2= ");
  display.setCursor(30,12);
  display.println(T2);
  display.setCursor(60, 12);
  display.println(" C");
  display.display();
  Serial.print(sensors.getTempC(D0));
  Serial.println(" C");
  Serial.print(sensors.getTempC(D1));
  Serial.println(" C ");
  }
  //--- Convert decimal numbers to BCD -----------------------
  byte decToBcd(byte val) {
  return ( (val / 10 * 16) + (val % 10) );
  }
  //--- Convert BCD numbers to decimal ----------------------
  byte bcdToDec(byte val) {
  return ( (val / 16 * 10) + (val % 16) );
  }
  /*--- Set RTC time/date ------------------------------------
  void setTime(struct tm* time) {
  Wire.beginTransmission(RTC_ADDRESS);
  Wire.write(0); // set register pointer to 00h
  Wire.write(decToBcd(time->tm_sec)); // set seconds
  Wire.write(decToBcd(time->tm_min)); // set minutes
  Wire.write(decToBcd(time->tm_hour)); // set hours
  Wire.write(time->tm_wday + 1); // set day of week (1=Sun, 7=Sat)
  Wire.write(decToBcd(time->tm_mday)); // set date (1 to 31)
  Wire.write(decToBcd(time->tm_mon) + 1); // set month
  Wire.write(decToBcd(time->tm_year - 100)); // year from 2000 (0 to 99)
  Wire.endTransmission();
  }*/
  //--- Read time/date from RTC ------------------------------
  void getTime(struct tm* time) {
  Wire.beginTransmission(RTC_ADDRESS);
  Wire.write(0); // a kiolvasás kezdőcímének beállítása
  Wire.endTransmission(false);
  Wire.requestFrom(RTC_ADDRESS, 7); // Hét bájt kiolvasása (time/date)
  time->tm_sec = bcdToDec(Wire.read() & 0x7f); // Másodpercek (0-59)
  time->tm_min = bcdToDec(Wire.read()); // Percek (0 - 59)
  time->tm_hour = bcdToDec(Wire.read() & 0x3f); // Órák (24h kijelzéshez)
  time->tm_wday = bcdToDec(Wire.read() - 1); // Hét napja (0 - 6)
  time->tm_mday = bcdToDec(Wire.read()); // hónap napja (1 - 31)
  time->tm_mon = bcdToDec(Wire.read() - 1); // hónap sorszáma (0 - 11)
  time->tm_year = bcdToDec(Wire.read()) + 100; // 1900-tól eltelt évek
  }
  

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