Simblee For Mobile KeyPAD

SFM_KeyPAD

Here is a DEMO creating a KeyPAD.

Simblee For Mobile KeyPAD

// SimbleeForMobile KeyPAD Example
// By ThomasOlson.com
// teo20160320.02
// 

#include <SimbleeForMobile.h>

#define SFM SimbleeForMobile
#define DEBUG 1
#define MAXVALUESIZE 30 // in bytes

void setup() {

  //override_uart_limit=true;
  Serial.begin(9600);
  Serial.println("KeyPAD on Simblee for Mobile\n");
  SFM.deviceName = "Simblee";
  SFM.advertisementData = "KeyPAD";
  
  SFM.begin();

}

void loop() {
  SFM.process();
}

p3_UI.ino p3_UI.ino


// Widgets need an ID reference.
uint8_t pageHeaderID;
uint8_t displayBoxID;
uint8_t displayTextID;

uint8_t button0ID;
uint8_t button1ID;
uint8_t button2ID;
uint8_t button3ID;
uint8_t button4ID;
uint8_t button5ID;
uint8_t button6ID;
uint8_t button7ID;
uint8_t button8ID;
uint8_t button9ID;
//uint8_t buttonStarID;
//uint8_t buttonHashID;

char numberEntry[MAXVALUESIZE];  // I'm using max 30 char numberic strings
uint8_t sendNumberID;
uint8_t clearNumberID;

void ui()
{
  SFM.beginScreen();

  pageHeaderID = SFM.drawText(30,80,"KeyPAD Example");

  // Display for KeyPAD
  displayBoxID = SFM.drawRect(5,115,300,30,GRAY);
  displayTextID = SFM.drawText(10,120,"");

  // KeyPAD
  button1ID = SFM.drawButton(10,150,50,"1");
  button2ID = SFM.drawButton(70,150,50,"2");
  button3ID = SFM.drawButton(130,150,50,"3");

  button4ID = SFM.drawButton(10,200,50,"4");
  button5ID = SFM.drawButton(70,200,50,"5");
  button6ID = SFM.drawButton(130,200,50,"6");

  button7ID = SFM.drawButton(10,250,50,"7");
  button8ID = SFM.drawButton(70,250,50,"8");
  button9ID = SFM.drawButton(130,250,50,"9");

//  buttonStarID = SFM.drawButton(10,300,50,"*",RED);
  button0ID = SFM.drawButton(70,300,50,"0");
//  buttonHashID = SFM.drawButton(130,300,50,"#",RED);

  clearNumberID = SFM.drawButton(10,350,80,"CLEAR");
  sendNumberID = SFM.drawButton(100,350,80,"SEND");


  clearValue(); // make sure display value is initially cleared
  SFM.endScreen();
}

void ui_event(event_t &event)
{

  // keyPad decoding
  if(event.id == button0ID)keyPad("0");
  else if(event.id == button1ID)keyPad("1");
  else if(event.id == button2ID)keyPad("2");
  else if(event.id == button3ID)keyPad("3");
  else if(event.id == button4ID)keyPad("4");
  else if(event.id == button5ID)keyPad("5");
  else if(event.id == button6ID)keyPad("6");
  else if(event.id == button7ID)keyPad("7");
  else if(event.id == button8ID)keyPad("8");
  else if(event.id == button9ID)keyPad("9");
//  else if(event.id == buttonStarID)keyPad("*");
//  else if(event.id == buttonHashID)keyPad("#");
  

  // other events

  else if(event.id == sendNumberID)
  {
    sendValue();
  }

  else if(event.id == clearNumberID)
  {
    clearValue();
  }
  
}

p4_callbacks.ino p4_callbacks.ino



/*
 * My Callbacks
 * 
 */

// KeyPad button pressed

void keyPad(char *button)
{
  // append current button value to numberEntry string
  // if there is room in buffer and refresh, else ignore.
  if(strlen(numberEntry) + strlen(button) < MAXVALUESIZE)
  {
    strcat(numberEntry, button);
    SFM.updateText(displayTextID, numberEntry);
  }
}

void clearValue(void)
{
  strcpy(numberEntry,"");
  SFM.updateText(displayTextID, numberEntry);
}

void sendValue(void)
{
  Serial.println(numberEntry);
  clearValue();
}

p5_NOTES.ino p5_NOTES.ino



/*
 * 
 *  Simulate Keypad - example using Simblee For Mobile
 *  
 *  Each keypad button pressed could be sent to APP.
 *  But in this example I append it to a string waiting
 *  to be CLEARED or SENT to serial port.
 *  
 *  Ultimately a backspace widget would be handy.
 *  
 */

Download KeyPAD.tar

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