reddit/arduino/v2_2/24/2019

/*
   If you want help online, it is a good idea to list the sources for any non-standard Arduino IDE libraries.
   Below is what I found searching for the header file names.
*/

#include <Adafruit_NeoPixel.h> // Source: https://github.com/adafruit/Adafruit_NeoPixel
#include <Adafruit_TiCoServo.h> // Source: https://github.com/adafruit/Adafruit_TiCoServo
#include <RtcDS3231.h> // Source: https://github.com/Makuna/Rtc
#include <SoftwareSerial.h> // Source: standard IDE library
// #include "SSD1306AsciiWire.h" <--------------------------------------- this was wrong
#include <SSD1306AsciiWire.h> // Source: https://github.com/greiman/SSD1306Ascii
// #include "WiFiEsp.h" <------------------------------------------------ this was wrong
#include <WiFiEsp.h> // Source: https://github.com/bportaluri/WiFiEsp
#include <Wire.h> // Source: standard IDE library

const byte neoPixels = 24;
const byte neoPin = 10;

char ssid[] = "kjellnet";
char pass[] = "metalotusinbingowebb";

const char server[] = "thingspeak.com";
const char thingspeakAPIKey = "G9G9G9G9G9G9G9G9";
const int postingInterval = 30;

SSD1306AsciiWire oled;

Adafruit_NeoPixel ring = Adafruit_NeoPixel(neoPixels, neoPin, NEO_GRB);

RtcDS3231<TwoWire> rtcModule(Wire);

WiFiEspClient client;

Adafruit_TiCoServo servo;

SoftwareSerial Serial1(6, 7);

int status = WL_IDLE_STATUS;

int hours;
int minutes;
int seconds;
float temp;

int oldMinute;
char lastSent[20];

// ################################################################################
void setup() {

  Wire.begin();

  oled.begin(&Adafruit128x64, 0x3C);
  oled.setFont(utf8font10x16);
  oled.clear();
  oled.print("starting");

  Serial.begin(115200);
  servo.attach(9);

  rtcModule.Begin();

  ring.begin();
  ring.setBrightness(100);
  ring.show();

  oled.print(".");

  Serial.begin(9600);

  WiFi.init(&Serial1);

  oled.print(".");

  if (WiFi.status() == WL_NO_SHIELD) {
    Serial.print("WiFi shield not present");

    // while (true); <----------------------------------------------------- what is this supposed to be doing?
  }


  // while (status != WL_CONNECTED); { <----------------------------------- this line has a semicolon in it, which is wrong.
  while (status != WL_CONNECTED) {
    Serial.print("Attempting to connect to SSID: ");
    Serial.println(ssid);
    status = WiFi.begin(ssid, pass);

    oled.print(".");
  }
  printWiFiStatus();
  printOled();
  updateTemp();
}

// ################################################################################
void loop() {

  updateTime();
  updateNeoRing();

  if (seconds % postingInterval == 0) {
    updateTemp();
    sendThingspeak(temp);
  }

  client.flush();
  client.stop();
  delay(500);
}
// ################################################################################
void sendThingspeak(float value) {
  if (client.connectSSL(server, 443)) {
    Serial.println("Connected to server."); // <-------------------------------------- this was ----> Serial.printIn("Connected to server.");
    client.println("Get /uplade?api_key=" + String(thingspeakAPIKey) + "%field1=" + String(value) + " HTTP/1.1"); // <-------------------------------------- this was ----> client.printIn( ,,,)
    client.println("Host: api.thingspeak.com"); // <-------------------------------------- this was ----> client.printIn( ,,,)
    client.println("Connection: close"); // <-------------------------------------- this was ----> client.printIn( ,,,)
    client.println(); // <-------------------------------------- this was ----> client.printIn( ,,,)
    Serial.println("Sent to server."); // <-------------------------------------- this was ----> Serial.printIn( ,,,)

    sprintf(lastSent, "Sent: %02d:%02d:%02d:", hours, minutes, seconds);

    printOled();
    delay(1000);
  }
}
// ################################################################################
void updateTime() {
  oldMinute = minutes;
  RtcDateTime now = rtcModule.GetDateTime(); // <------------------------------------ the parentheses and semicolon was missing here

  hours = now.Hour();
  minutes = now.Minute();
  seconds = now.Second();

  if (minutes != oldMinute) {
    printOled();
  }

  updateNeoRing();
}
// ################################################################################
void printOled() {

  oled.clear();
  //oled.setFont(lcdnums14x14); // <---------------------------- There is no font named lcdnums14x14 , that is why it causes an error.
  oled.setFont(fixednums7x15); // <------------------------------ There is a font named fixednums7x15. This line does not cause an error.

  oled.setCol(20);
  char timeString[6]; // <--------------------------------------- This said "chat", I guess it is supposed to be "char"? -------> chat timeString[6];
  sprintf(timeString, "%02d:%02d:", hours, minutes);
  oled.println(timeString); // <--------------------------------- This said "oled.printIn(timeString);" ...... print-LINE, println, not printIn

  oled.setFont(utf8font10x16); // <----------------------------- This said urf8font10x16 (second letter was wrong).
  oled.setRow(6);
  oled.setCol(100);
  oled.print(int(temp));
  oled.write(176);

  oled.setCol(0);
  oled.print(lastSent);
}
// ################################################################################
void updateNeoRing() {

  int neoMin = round(minutes / 2.5 - 1);
  int neoHour = hours % 12 * 2 - 1;

  int blue;
  int red;

  for (int i = 0; i <= neoPixels; i++) {
    if (i <= neoMin) {
      blue = 255; // <-------------------------------------- this line was ----> blue 255;  (no equals sign)
    } else {
      blue = 0;
    } // <------------------------------------------------- missing closing curly brace here.
    if (i <= neoHour) {
      red = 255;
    } else {
      red = 0;
    }

    ring.setPixelColor(i, ring.Color(red, 0 , blue));
  }

  ring.show();
}
// } <---------------------------------------------------------------------------------------------------- this is a stray closing bracket, that did not match up with any other function
// } <---------------------------------------------------------------------------------------------------- this is a stray closing bracket, that did not match up with any other function

// ################################################################################ --------------------- your last two functions here were declared -inside- updateNeoRing()
void updateTemp() {
  RtcTemperature rtcTemp = rtcModule.GetTemperature();

  //temp = rtcTemp.AsFloat(); <------------------------- missing type declaration for "temp"
  //                                                     there is no method named AsFloat().
  //                                                     in the RtcTemperature.h file, there are two methods named AsFloatDegF() and float AsFloatDegC()
  float temp = rtcTemp.AsFloatDegF(); // <-------------- this line works.

  int tempPointer = map(temp, 18, 28, 30, 140);

  servo.write(tempPointer);
}
// ################################################################################
void printWiFiStatus() {

  Serial.print("SSID: ");
  Serial.println(WiFi.SSID()); // <-------------------------------------- this was ----> Serial.printIn(WiFi.SSID());

  IPAddress ip = WiFi.localIP(); // <------------------------------------ this was ----> IPAdress (only had one d in it)

  Serial.print("IP Adress: ");
  Serial.println(ip); // <-------------------------------------- this was ----> Serial.printIn(ip);
}