Project #11: ESP32 Feather - RTC + SD - Mk05

// Display
// SHARP Memory Display On
void isDisplayOn() {

    // Clear Display
    display.clearDisplay();
    // text display date, time, LED on
    display.setRotation(4);
    display.setTextSize(2);
    display.setTextColor(BLACK);
    display.setCursor(0,10);
    display.println( dateRTC );
    display.setCursor(0,30);
    display.println( timeRTC );
    display.setTextSize(2);
    display.setCursor(0,55);
    display.print("Hum: ");
    display.print( latestHumidity );
    display.println("%");
    display.setCursor(0,75);
    display.print("Cel: ");
    display.print( latestTempC );
    display.println("*C");
    display.setCursor(0,95);
     display.print("Fah: ");
    display.print( latestTempF );
    display.println("*F");
    display.refresh();

}
// SHARP Memory Display - UID
void isDisplayUID() {

    // text display EEPROM
    display.setRotation(4);
    display.setTextSize(2);
    display.setTextColor(BLACK);
    display.setCursor(0,20);
    display.print( "UID: " );
    display.println( uid );
   // display.setTextSize();
    display.setTextColor(BLACK);
    display.setCursor(0,45);
    display.print( "VER: ");
    display.println( sver  );
    display.refresh();
    delay( 100 );
    
}

// EEPROM
void GetUID()
{
  
  // Get unit ID
  uid = "";
  for (int x = 0; x < 5; x++)
  {
    uid = uid + char(EEPROM.read(x));
  }
  
}

// RHT03 Humidity and Temperature Sensor
void isRHT03(){

  // Call rht.update() to get new humidity and temperature values from the sensor.
  int updateRet = rht.update();

  // The humidity(), tempC(), and tempF() functions can be called -- after 
  // a successful update() -- to get the last humidity and temperature value 
  latestHumidity = rht.humidity();
  latestTempC = rht.tempC();
  latestTempF = rht.tempF();
  
}

// Date & Time
// PCF8523 Precision RTC 
void setupRTC() {

  // pcf8523 Precision RTC   
  if (! rtc.begin()) {
    while (1);
  }  
  if (! rtc.initialized()) {
    // Following line sets the RTC to the date & time this sketch was compiled
    rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
    // This line sets the RTC with an explicit date & time, for example to set
    // January 21, 2014 at 3am you would call:
    // rtc.adjust(DateTime(2018, 9, 29, 12, 17, 0));
  }
  
}
// Date and Time RTC
void isRTC () {

  // Date and Time
  DateTime now = rtc.now();
  // Date
  dateRTC = now.year(), DEC; 
  dateRTC = dateRTC + "/";
  dateRTC = dateRTC + now.month(), DEC;
  dateRTC = dateRTC + "/";
  dateRTC = dateRTC + now.day(), DEC;
  // Time
  timeRTC = now.hour(), DEC;
  timeRTC = timeRTC + ":";
  timeRTC = timeRTC + now.minute(), DEC;
  timeRTC = timeRTC + ":";
  timeRTC = timeRTC + now.second(), DEC;
  
}

// SD Card
// Setup SD
void setupSD() {

  // SD Card
    pinMode( chipSelect , OUTPUT );
    if(!SD.begin( chipSelect )){
        ;  
        return;
    }
    uint8_t cardType = SD.cardType();

    if(cardType == CARD_NONE){
        ; 
        return;
    }

    //Serial.print("SD Card Type: ");
    if(cardType == CARD_MMC){
        ; 
    } else if(cardType == CARD_SD){
        ; 
    } else if(cardType == CARD_SDHC){
        ; 
    } else {
        ; 
    } 

    uint64_t cardSize = SD.cardSize() / (1024 * 1024);
  
}
// SD Card
void isSD() {

  zzzzzz = "";

  zzzzzz = uid + "|" + sver + "|" + dateRTC + "|" + timeRTC + "|" + latestHumidity + "|" + latestTempC + "|" + latestTempF + "|\r";

  char msg[zzzzzz.length() + 1];

  zzzzzz.toCharArray(msg, zzzzzz.length() + 1);

  appendFile(SD, "/espdata.txt", msg );
  
}
// List Dir
void listDir(fs::FS &fs, const char * dirname, uint8_t levels){
    dirname;
    File root = fs.open(dirname);
    if(!root){
        return;
    }
    if(!root.isDirectory()){
        return;
    }

    File file = root.openNextFile();
    while(file){
        if(file.isDirectory()){
            file.name();
            if(levels){
                listDir(fs, file.name(), levels -1);
            }
        } else {
            file.name();
            file.size();
        }
        file = root.openNextFile();
    }
}
// Write File
void writeFile(fs::FS &fs, const char * path, const char * message){
    path;
    File file = fs.open(path, FILE_WRITE);
    if(!file){
        return;
    }
    if(file.print(message)){
        ;  
    } else {
        ;  
    }
    file.close();
}
// Append File
void appendFile(fs::FS &fs, const char * path, const char * message){
    //Serial.printf("Appending to file: %s\n", path);
    path;
    File file = fs.open(path, FILE_APPEND);
    if(!file){
        return;
    }
    if(file.print(message)){
        ;  
    } else {
        ;  
    }
    file.close();
}

// Setup
void setup() {

  // EEPROM with unique ID
  EEPROM.begin(EEPROM_SIZE);
   
  // Get Unit ID
  GetUID();
  
  // SHARP Display start & clear the display
  display.begin();
  display.clearDisplay();

  isDisplayUID();

  delay( 5000 );
  
  // Initialize the LED Green
  pinMode(iLEDGreen, OUTPUT);

  // PCF8523 Precision RTC 
  setupRTC();

  // Date and Time RTC
  isRTC();

  // RHT03 Humidity and Temperature Sensor
  // Call rht.begin() to initialize the sensor and our data pin
  rht.begin(RHT03_DATA_PIN);

  // SD Card
  setupSD();

}