////////////////////////////////////////////////////////////////////////////////
// Name:       ESP14-1                                                        //
// Platform:   Arduino Uno R3                                                 //
// Created by: HARB, June 2016, GPL copyrights                                //
// http://uwvervoerder.nl/robotigs/includes/parts_header.php?idpart-43        //
// Connect your Arduino to your PC and open the serial monitor.               //
////////////////////////////////////////////////////////////////////////////////

// SET PRECOMPILER OPTIONS *****************************************************
// Define precompiler variables ------------------------------------------------
#define DEBUG true
bool ledBinVal = LOW;       //You can choose HIGH-on or LOW-off as startposition

//Declare variables ------------------------------------------------------------
int inByte;                               //Value to read from serial connection
char myChar = 65;                           //Change inByte in a ASCII character

//Define the needed header files for the precompiler, no charge if not used ----
//END OF PRECOMPILER OPTIONS ---------------------------------------------------

//SoftwareSerial esp8266(2,3);                         //Make RX pin 2, TX pin 3
// Meaning that you must connect the TX line from the ESP to the Arduino's pin 2
                             
void setup() { //Setup runs once ***********************************************
  pinMode(LED_BUILTIN, OUTPUT);          //Arduino boards contain an onboard LED
  Serial.begin(9600);   //Nothing more needed for the Serial Monitor to function
  toggle_ledBin();                  //Toggles the default on-board LED on or off
  delay(2000);                             //You can test your own patience here
}//--(end setup )---------------------------------------------------------------


void loop() { //KEEP ON RUNNING THIS LOOP FOREVER ******************************
  Serial.print("AT+RST\r\n");                      //Test if the module is ready
  delay(50);                               //You can test your own patience here
  readSerialInput();                      //Receive data from the Serial Monitor
  toggle_ledBin();                  //Toggles the default on-board LED on or off
  delay(2000);                             //You can test your own patience here
} //End of void loop()                       //KEEP ON RUNNING THIS LOOP FOREVER
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void readSerialInput(void) {              //Receive data from the Serial Monitor
  String Request = "";                                    //Reset receive string
  while (Serial.available() > 0) {   //Check if any request is made by a browser
    Request = String(Request + Serial.readString());   //Read incoming character
  } //End of if (Serial.available() > 0)              Entire block has been read
  if (Request != "") {
    Serial.println(Request);                             //Answer to the request
  } //End of if (inStri <> "")
} //End of SUBserialInput    Receives and processes data from the Serial Monitor


void toggle_ledBin(void) { //Toggles the default on-board LED on or off ********
  ledBinVal = !ledBinVal;                                         //Toggle value
  digitalWrite(LED_BUILTIN, ledBinVal);         //Set Arduino boards onboard LED
} //Exit toggle_ledBin ---------------------------------------------------------


////////////////////////////////////////////////////////////////////////////////
// PIN ALLOCATIONS TABLE ARDUINO UNO                                          //
// Board -Atmel- PIN - IDE - Function          - Connection               ALT //
//                                                                            //
// CONNECTIONS RAILS TOP LEFT: DIGITAL PWM<~> ******************************* //
// SCL   -  28 - PC5 -19/A5- ADC5/SCL/PCINT13  -                          TWI //
// SDA   -  27 - PC4 -18/A4- ADC4/SDA/PCINT12  -                          TWI //
// AREF  -  21 - REF -     - AREF              -                              //
// GND   -  22 - GND -     - GND               -                              //
// 13    -  19 - PB5 -  13 - SCK/PCINT5        - LED_BUILTIN Arduino      SPI //
// 12    -  18 - PB4 -  12 - MISO/PCINT4       -                          SPI //
// ~11   -  17 - PB3 -  11 - MOSI/OC2A/PCINT3  -                          PWM //
// ~10   -  16 - PB2 -  10 - SS/OC1B/PCINT2    -                          PWM //
// ~9    -  15 - PB1 -   9 - OC1A/PCINT1       -                          PWM //
// 8     -  14 - PB0 -   8 - PCINT0/CLK0/ICP1  -                          DIO //
//                                                                            //
// CONNECTIONS RAILS TOP RIGHT: DIGITAL PWM<~> ****************************** //
// 7     -  13 - PD7 -   7 - PCINT23/AIN1      -                          DIO //
// ~6    -  12 - PD6 -   6 - PCINT22/OCA0/AIN0 -                          PWM //
// ~5    -  11 - PD5 -   5 - PCINT21/OC0B/T1   -                          PWM //
// ~4    -   6 - PD4 -   4 - PCINT20/XCK/T0    -                          PWM //
// ~3    -   5 - PD3 -   3 - PCINT19/OC2B/INT1 -                          INT //
// ~2    -   4 - PD2 -   2 - PCINT18/INT0      -                          INT //
// TX->1 -   3 - PD1 -   1 - PCINT17/TXD       - Serial monitor BLUE      TXD //
// RX<-0 -   2 - PD0 -   0 - PCINT16/RCD       - Serial Monitor YELLOW    RCD //
//                                                                            //
// CONNECTIONS RAILS BOTTOM LEFT: POWER ************************************* //
// 5V    -   7 - VCC -      - VCC              - Output to breadboard     VCC //
// RES   -   1 - RES -      - PCINT14/RESET    -                          RES //
// 3.3V  -     -     -     -                   -                              //
// 5V    -     -     -     -                   -                              //
// GND   -     -     -     -                   -                              //
// GND   -     -     -     -                   -                              //
// Vin   -     -     -     -                   -                              //
//                                                                            //
// CONNECTIONS RAILS BOTTOM RIGHT: ANALOG IN ******************************** //
// A0    -  23 - PC0 -A0/14- ADC0/PCINT8       -                          ADC //
// A1    -  24 - PC1 -A1/15- ADC1/PCINT9       -                          ADC //
// A2    -  25 - PC2 -A2/16- ADC2/PCINT10      -                          ADC //
// A3    -  26 - PC3 -A3/17- ADC3/PCINT12      -                          ADC //
// A4    -  27 - PC4 -A4/18- ADC4/SDA/PCINT12  -                          TWI //
// A5    -  28 - PC5 -A5/19- ADC5/SCL/PCINT13  -                          TWI //
////////////////////////////////////////////////////////////////////////////////
// EEPROM MEMORY MAP:                                                         //
// Start End  Number Description                                              //
// 0000  0000      1 Never use this memory location to be AVR compatible      //
////////////////////////////////////////////////////////////////////////////////
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