Cree su propio teletipo de noticias Bluetooth

//Op regel 214, zie je staan:   

#define   USE_PAROLA_HW   1, verander die 1 in 0

​

//Op regel 237 zie je staan: 

#define   USE_FC16_HW   0,   verander die 0 in 1.

#include <MD_Parola.h>

#include <MD_MAX72xx.h>

#include <SPI.h>

#include <SoftwareSerial.h>

#include <EEPROM.h>

#define MAX_DEVICES 8

#define CLK_PIN   13

#define DATA_PIN  11

#define CS_PIN    10

​

// Use softserial for the bluetooth module

SoftwareSerial mySerial(2, 3);

​

// HARDWARE SPI

MD_Parola LK = MD_Parola(CS_PIN, MAX_DEVICES);

​

uint8_t scrollSpeed = 30;    // default frame delay value

textEffect_t scrollEffect = PA_SCROLL_LEFT;

textPosition_t scrollAlign = PA_LEFT;

uint16_t scrollPause = 2000; // in milliseconds

​

// Global message buffers shared by Serial and Scrolling functions

#define  BUF_SIZE  75

char curMessage[BUF_SIZE];

char newMessage[BUF_SIZE];

bool newMessageAvailable = false;

​

void setup()

{

  // Enable the next line to clear the message from eeprom.

  // EEPROM.write(0,1);

  mySerial.begin(9600); 

  delay(500);

  // The next line configures the BT-04 (BT-06) Module to NOT report connection status. 

  mySerial.write("\r\nAT+ENABLEIND0\r\n"); 

  delay(100);

  ClearRXbuffer();

  // change the name of the BT-04 (BT-06) device, this will not work for HC-06

  mySerial.write("AT+NAMELichtkrant01\r\n"); 

  delay(100);

  ClearRXbuffer();

  LK.begin();

  LK.displayClear();

  LK.displaySuspend(false);

  LK.displayText(curMessage, scrollAlign, scrollSpeed, scrollPause, scrollEffect, scrollEffect);  

​

  // Get the last message from EEPROM

  getMessageFromEeprom();

}

​

​

void loop()

{  

  readSerial();

  if (LK.displayAnimate())

  {

    if (newMessageAvailable)

    {

      strcpy(curMessage, newMessage);

      newMessageAvailable = false;

      storeMessageInEeprom();

    }

    LK.displayReset();

  }

}

​

​

void readSerial(void) {

  static char *cp = newMessage;

  while (mySerial.available())  

  {

    *cp = (char)mySerial.read();

    if ( (*cp == '\r') || (*cp == '\n') || (cp - newMessage >= BUF_SIZE-2)) // end of message character or full buffer

    {

      *cp = '\0'; // end the string   

      cp = newMessage;

      newMessageAvailable = true;

      mySerial.print("Nieuwe Boodschap = ");

      mySerial.println(newMessage);

      ClearRXbuffer();

    }

    else  // move char pointer to next position

      cp++;

  }

}

​

​

void storeMessageInEeprom(){

  // Store the message in EEPROM

  EEPROM.write(0,251);

  int i=0;

  char c=curMessage[i];

  while (c !=0){

    EEPROM.write(i+1,c);

    i++;

    c=curMessage[i];

    }

    EEPROM.write(i+1,0);

}

​

void getMessageFromEeprom(){

  if (EEPROM.read(0)!=251){

    strcpy(curMessage, "Hello! Please Send new message over bluetooth");

    newMessage[0] = '\0';

    } else {      

      int i=0;

      char c = EEPROM.read(i+1);

      while (c!=0){

        curMessage[i++]=c;

        c = EEPROM.read(i+1);

        }

        curMessage[i] = '\0';

        newMessageAvailable=false;         

    }

}

​

void ClearRXbuffer(){

  while (mySerial.available()){

    char c=mySerial.read(); 

    delay(5);

    } 

}