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‎BT_Display.cpp

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// --------------------------------------------------------------
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//
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// B O O M Y T E C H
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//
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// SNAPPING DISPLAY
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//
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// YouTube: https://www.youtube.com/@boomytech7504
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//
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// YOTUBE LINK TO THE VIDEO: https://youtu.be/Mb3xCe2Co3A
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//
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// EMail: boomytech@gmail.com
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//
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// --------------------------------------------------------------
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// Segment sequence
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// aaaaa
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// f b
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// f b
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// ggggg
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// e c
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// e c
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// ddddd
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// dp
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//
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#include <Adafruit_NeoPixel.h>
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#include "Arduino.h"
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#include "BT_Display.h"
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Adafruit_NeoPixel pixel;
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// USER DEFINE PARAMETERS (must be defined in source file)
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// --------------------------------------------
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byte digit_Brightness = 255; // Brightness
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unsigned int digit_Color = 3000; // HSV Digit Color
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byte digit_Active // Active Digit
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unsigned int totLedPerDigit; // led in a single digit
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// LED SCHEMA DEFINED BY USER (must be defined in source file)
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// --------------------------------------------
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String _a,_b,_c,_d,_e,_f,_g,_dp;
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//eg.
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//disp._a = "3,4,5";
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//disp._b = "0,1,2";
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//disp._c = "12,13,14";
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//disp._d = "16,17,18";
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//disp._e = "19,20,21";
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//disp._f = "6,7,8";
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//disp._g = "9,10,11";
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//disp._dp = "15";
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// --------------------------------------------
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// ----------------------------------------
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// INIT
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// ----------------------------------------
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void BTDisplay::init(int maxDisplays, int pinControl, unsigned int totLedPerDigit) {
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// Initialize neopixel library
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totLedPerDigit = totLedPerDigit;
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pixel = Adafruit_NeoPixel(maxDisplays*(totLedPerDigit), pinControl, NEO_GRB + NEO_KHZ800);
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pixel.begin();
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}
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void BTDisplay::show() {
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pixel.show();
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}
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// ----------------------------------------
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// // SWITCH-ON/OFF A SINGLE SEGMENT
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// ----------------------------------------
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void BTDisplay::ShowSeg(String segment, bool is_ON) {
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int pointer=0;
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int nextPointer=-1;
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String str="";
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do {
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pointer=nextPointer+1;
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nextPointer = segment.indexOf(",",pointer);
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str = segment.substring(pointer, nextPointer).toInt();
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pixel.setPixelColor(str.toInt()+(digit_Active * totLedPerDigit), pixel.ColorHSV(digit_Color, 255, is_ON ? digit_Brightness : 0 ));
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} while (nextPointer > 0);
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}
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// ----------------------------------------
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// // SWITCH-ON SEGMENTS TO COMPOSE DIGIT
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// ----------------------------------------
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void BTDisplay::digit_1() { ShowSeg(_a,0); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,0); ShowSeg(_e,0); ShowSeg(_f,0); ShowSeg(_g,0);}
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void BTDisplay::digit_2() { ShowSeg(_a,1); ShowSeg(_b,1); ShowSeg(_c,0); ShowSeg(_d,1); ShowSeg(_e,1); ShowSeg(_f,0); ShowSeg(_g,1);}
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void BTDisplay::digit_3() { ShowSeg(_a,1); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,1); ShowSeg(_e,0); ShowSeg(_f,0); ShowSeg(_g,1);}
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void BTDisplay::digit_4() { ShowSeg(_a,0); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,0); ShowSeg(_e,0); ShowSeg(_f,1); ShowSeg(_g,1);}
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void BTDisplay::digit_5() { ShowSeg(_a,1); ShowSeg(_b,0); ShowSeg(_c,1); ShowSeg(_d,1); ShowSeg(_e,0); ShowSeg(_f,1); ShowSeg(_g,1);}
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void BTDisplay::digit_6() { ShowSeg(_a,1); ShowSeg(_b,0); ShowSeg(_c,1); ShowSeg(_d,1); ShowSeg(_e,1); ShowSeg(_f,1); ShowSeg(_g,1);}
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void BTDisplay::digit_7() { ShowSeg(_a,1); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,0); ShowSeg(_e,0); ShowSeg(_f,0); ShowSeg(_g,0);}
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void BTDisplay::digit_8() { ShowSeg(_a,1); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,1); ShowSeg(_e,1); ShowSeg(_f,1); ShowSeg(_g,1);}
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void BTDisplay::digit_9() { ShowSeg(_a,1); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,1); ShowSeg(_e,0); ShowSeg(_f,1); ShowSeg(_g,1);}
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void BTDisplay::digit_0() { ShowSeg(_a,1); ShowSeg(_b,1); ShowSeg(_c,1); ShowSeg(_d,1); ShowSeg(_e,1); ShowSeg(_f,1); ShowSeg(_g,0);}
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void BTDisplay::digit_null() { ShowSeg(_a,0); ShowSeg(_b,0); ShowSeg(_c,0); ShowSeg(_d,0); ShowSeg(_e,0); ShowSeg(_f,0); ShowSeg(_g,0);
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}
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// ----------------------------------------
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// SHOW RIGHT NUMBER ON SELECTED DIGIT (--display_Number--)
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// ----------------------------------------
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void BTDisplay::digit(String str_digit) {
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if (str_digit == "") digit_null();
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if (str_digit == "0") digit_0();
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if (str_digit == "1") digit_1();
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if (str_digit == "2") digit_2();
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if (str_digit == "3") digit_3();
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if (str_digit == "4") digit_4();
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if (str_digit == "5") digit_5();
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if (str_digit == "6") digit_6();
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if (str_digit == "7") digit_7();
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if (str_digit == "8") digit_8();
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if (str_digit == "9") digit_9();
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}
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// SWITCH OFF ALL SEGMENTS
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void BTDisplay::digit_ALL_off() { for (int i=0; i<=totLedPerDigit; i++) pixel.setPixelColor(i, pixel.ColorHSV(0,0,0)); }

‎BT_Display.h

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#include <Arduino.h>
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#include <Adafruit_NeoPixel.h> // Neopixel Library
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class BTDisplay {
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public:
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byte digit_Brightness; // Brightness
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unsigned int digit_Color ; // HSV Digit Color
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byte digit_Active; // Active Digit
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String _a,_b,_c,_d,_e,_f,_g,_dp;
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void ShowSeg(String segment, bool is_ON);
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void init(int maxDisplays, int pinControl,unsigned int totLedPerDigit);
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void setBrightness(byte value);
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void setDigitColor(unsigned int value);
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void setDigitActive(byte value);
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void show();
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void segment_a(bool is_ON);
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void segment_b(bool is_ON);
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void segment_c(bool is_ON);
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void segment_d(bool is_ON);
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void segment_e(bool is_ON);
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void segment_f(bool is_ON);
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void segment_g(bool is_ON);
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void segment_dp(bool is_ON);
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void digit_0();
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void digit_1();
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void digit_2();
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void digit_3();
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void digit_4();
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void digit_5();
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void digit_6();
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void digit_7();
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void digit_8();
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void digit_9();
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void digit_null();
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void digit(String str_digit); // show number passed in str_digit
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void digit_ALL_off() ; // Turn off all leds
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private:
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};

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