चीनी खिलाड़ी से लाइट मीटर

#include <avr/pgmspace.h>
#define pgm     pgm_read_byte
#include <Wire.h>
#include <BH1750.h>

BH1750 lightMeter;
unsigned int lux;

#define CS      10
#define Data    11
#define Clock   13
#define DC      A0

#define LCD_X        128
#define LCD_Y        64
#define LCD_String    8
#define swap(a, b) { int t = a; a = b; b = t; }

#define LCD_D         1
#define LCD_C         0

byte LCD_RAM[LCD_X*LCD_String];

#define BLACK 1
#define WHITE 0

#define LCDWIDTH 128
#define LCDHEIGHT 64

#define CMD_DISPLAY_OFF   0xAE
#define CMD_DISPLAY_ON    0xAF

#define CMD_SET_DISP_START_LINE  0x40
#define CMD_SET_PAGE  0xB0

#define CMD_SET_COLUMN_UPPER  0x10
#define CMD_SET_COLUMN_LOWER  0x00

#define CMD_SET_ADC_NORMAL  0xA0
#define CMD_SET_ADC_REVERSE 0xA1

#define CMD_SET_DISP_NORMAL 0xA6
#define CMD_SET_DISP_REVERSE 0xA7

#define CMD_SET_ALLPTS_NORMAL 0xA4
#define CMD_SET_ALLPTS_ON  0xA5
#define CMD_SET_BIAS_9 0xA2 
#define CMD_SET_BIAS_7 0xA3

#define CMD_RMW  0xE0
#define CMD_RMW_CLEAR 0xEE
#define CMD_INTERNAL_RESET  0xE2
#define CMD_SET_COM_NORMAL  0xC0
#define CMD_SET_COM_REVERSE  0xC8
#define CMD_SET_POWER_CONTROL  0x28
#define CMD_SET_RESISTOR_RATIO  0x20
#define CMD_SET_VOLUME_FIRST  0x81
#define  CMD_SET_VOLUME_SECOND  0
#define CMD_SET_STATIC_OFF  0xAC
#define  CMD_SET_STATIC_ON  0xAD
#define CMD_SET_STATIC_REG  0x0
#define CMD_SET_BOOSTER_FIRST  0xF8
#define CMD_SET_BOOSTER_234  0
#define  CMD_SET_BOOSTER_5  1
#define  CMD_SET_BOOSTER_6  3
#define CMD_NOP  0xE3
#define CMD_TEST  

#include <avr/pgmspace.h>
//  1632 
static const char mass16x32 [10][64] PROGMEM ={
{   0xF8, 0xFC, 0xFA, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0xFA, 0xFC, 0xF8, //0
    0x3F, 0x7F, 0x3F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x7F, 0x3F,
    0xFE, 0xFF, 0xFE, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xFF, 0xFE,
    0x1F, 0x3F, 0x5F, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x5F, 0x3F, 0x1F},

{   0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF8, 0xFC, 0xF8, //1
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x7F, 0x3F,
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xFF, 0xFE,
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x3F, 0x1F},

    {0x00, 0x00, 0x02, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0xFA, 0xFC, 0xF8, //2
    0x00, 0x00, 0x80, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xBF, 0x7F, 0x3F,
    0xFE, 0xFF, 0xFE, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00,
    0x1F, 0x3F, 0x5F, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x40, 0x00, 0x00},

    {0x00, 0x00, 0x02, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0xFA, 0xFC, 0xF8, //3
    0x00, 0x00, 0x80, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xBF, 0x7F, 0x3F,
    0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFE, 0xFF, 0xFE,
    0x00, 0x00, 0x40, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x5F, 0x3F, 0x1F},

    {0xF8, 0xFC, 0xF8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xF8, 0xFC, 0xF8, //4
    0x3F, 0x7F, 0xBF, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xBF, 0x7F, 0x3F,
    0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFE, 0xFF, 0xFE,
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x3F, 0x1F},

    {0xF8, 0xFC, 0xFA, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x02, 0x00, 0x00, //5
    0x3F, 0x7F, 0xBF, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0x80, 0x00, 0x00,
    0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFE, 0xFF, 0xFE,
    0x00, 0x00, 0x40, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x5F, 0x3F, 0x1F},

    {0xF8, 0xFC, 0xFA, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x02, 0x00, 0x00, //6
    0x3F, 0x7F, 0xBF, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0x80, 0x00, 0x00,
    0xFE, 0xFF, 0xFE, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFE, 0xFF, 0xFE,
    0x1F, 0x3F, 0x5F, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x5F, 0x3F, 0x1F},

    {0x00, 0x00, 0x02, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0xFA, 0xFC, 0xF8, //7
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3F, 0x7F, 0x3F,
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xFF, 0xFE,
    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x1F, 0x3F, 0x1F},

    {0xF8, 0xFC, 0xFA, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0xFA, 0xFC, 0xF8, //8
    0x3F, 0x7F, 0xBF, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xBF, 0x7F, 0x3F,
    0xFE, 0xFF, 0xFE, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFE, 0xFF, 0xFE,
    0x1F, 0x3F, 0x5F, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x5F, 0x3F, 0x1F},

    {0xF8, 0xFC, 0xFA, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0x07, 0xFA, 0xFC, 0xF8, //9
    0x3F, 0x7F, 0xBF, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xC0, 0xBF, 0x7F, 0x3F,
    0x00, 0x00, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0xFE, 0xFF, 0xFE,
    0x00, 0x00, 0x40, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0, 0x5F, 0x3F, 0x1F}};

<source lang="arduino">

#include <avr/pgmspace.h>
//====================================================== 
void Clear_LCD() {
  for (int index = 0; index < 864 ; index++) {
    LCD_RAM[index] = (0x00);
  }
}

//======================================================= 
void dWrite(byte pin, byte val) {
  byte bit = digitalPinToBitMask(pin);
  volatile byte *out;
  out = portOutputRegister(digitalPinToPort(pin));
  (val) ? *out |= bit : *out &= ~bit;
}

#define _BV(bit) (1<<(bit))
//========================================================= 8 
void SendByte(byte mode, byte c) {
  dWrite(CS, 0);
  (mode) ? dWrite(DC, 1) : dWrite(DC, 0);
  for (byte i = 0; i <8; i++) {
    dWrite(Clock, 0);
    (c & 0x80) ? dWrite(Data, 1) : dWrite(Data, 0);
    dWrite(Clock, 1);
    c <<= 1;
  }
}

//===================================================== 
void Update() {
  for (byte p = 0; p < 8; p++) {
    //SendByte(LCD_C, CMD_SET_PAGE | pagemap[p]);
    SendByte(LCD_C, CMD_SET_PAGE | p);

    byte col = 0;

    SendByte(LCD_C, CMD_SET_COLUMN_LOWER | (1 & 0xf));
    SendByte(LCD_C, CMD_SET_COLUMN_UPPER | ((1 >> 4) & 0x0F));
    SendByte(LCD_C, CMD_RMW);

    for (byte col = 0; col < LCD_X; col++) {
      SendByte(LCD_D, LCD_RAM[(LCD_X * p) + col]);
    }
  }
}


//=================================================== 
void drawPixel (byte x, byte y, boolean color) {
  if ((x < 0) || (x >= LCD_X) || (y < 0) || (y >= LCD_Y)) return;

  if (color) LCD_RAM[x + (y / 8)*LCD_X] |= _BV(y % 8);
  else       LCD_RAM[x + (y / 8)*LCD_X] &= ~_BV(y % 8);
}

//====================================================== 
void drawBitmap(byte x, byte y, const char *bitmap, byte w, byte h, boolean color) {
  for (int16_t j = 0; j < h; j++) {
    for (int16_t i = 0; i < w; i++ ) {
      if (pgm(bitmap + i + (j / 8)*w) & _BV(j % 8)) {
        drawPixel(x + i, y + j, color);
      }
    }
  }
}

//========================================================================
//                         
//========================================================================




//=================================================== 
void Inicialize() {
  pinMode(CS,    OUTPUT);
  pinMode(Data,  OUTPUT);
  pinMode(Clock, OUTPUT);
  pinMode(DC, OUTPUT);

  //  
  dWrite(CS, 0);
  delay(500);

  SendByte(LCD_C, CMD_SET_BIAS_7);              // LCD bias select
  SendByte(LCD_C, CMD_SET_ADC_NORMAL);          // ADC select
  SendByte(LCD_C, CMD_SET_COM_REVERSE);          // SHL select
  SendByte(LCD_C, CMD_SET_DISP_START_LINE);     // Initial display line
  SendByte(LCD_C, CMD_SET_POWER_CONTROL | 0x4); // turn on voltage converter (VC=1, VR=0, VF=0)
  delay(50);
  SendByte(LCD_C, CMD_SET_POWER_CONTROL | 0x6); // turn on voltage regulator (VC=1, VR=1, VF=0)
  delay(50);
  SendByte(LCD_C, CMD_SET_POWER_CONTROL | 0x7); // turn on voltage follower (VC=1, VR=1, VF=1)
  delay(10);
  SendByte(LCD_C, CMD_SET_RESISTOR_RATIO | 0x6); // set lcd operating voltage (regulator resistor, ref voltage resistor)

  SendByte(LCD_C, CMD_DISPLAY_ON);
  SendByte(LCD_C, CMD_SET_ALLPTS_NORMAL);

  SendByte(LCD_C, CMD_SET_DISP_REVERSE);

  SendByte(LCD_C, CMD_SET_VOLUME_FIRST);
  SendByte(LCD_C, CMD_SET_VOLUME_SECOND | (0 & 0x3f));

  Clear_LCD();
  Update();
}

//=========================  1632    XY
void simb16x32(byte x, byte y, boolean color, byte c) {
  for (byte k = 0; k < 4; k++) {
    for (byte i = 0; i < 16; i++) {
      byte line = pgm(&(mass16x32[c][i + k * 16]));
      for (byte j = 0; j < 8; j++) {
        (line & 0x01) ? drawPixel(x + i, y + j + k * 8, color) : drawPixel(x + i, y + j + k * 8, !color);
        line >>= 1;
      }
    }
  }
}
<source lang="arduino">

#include <avr/pgmspace.h>
void setup(){
  Inicialize();
  lightMeter.begin();
}
+
void loop(){
  lux = lightMeter.readLightLevel();
  simb16x32(95,  17, 1, lux%10);
  lux/=10;
  simb16x32(75,  17, 1, lux%10);
  lux/=10;
  simb16x32(55,  17, 1, lux%10);
  lux/=10;
  simb16x32(35,  17, 1, lux%10);
  lux/=10;
  simb16x32(15,  17, 1, lux%10);

  Update();
  delay(300);
}
<source lang="arduino">