Arduino 16x16LED矩陣顯示圖案

#include <Arduino.h>

//IO
#define LEDARRAY_D 2
#define LEDARRAY_C 3
#define LEDARRAY_B 4
#define LEDARRAY_A 5
#define LEDARRAY_G 6
#define LEDARRAY_DI 7
#define LEDARRAY_CLK 8
#define LEDARRAY_LAT 9


unsigned char Display_Buffer[2];

//******************************************************************
const unsigned char  Word1[1][32] =
{

0xFF,0xFF,0xFF,0xE1,0xC0,0x80,0x80,0x80,0xC0,0xE0,0xF0,0xF8,0xFC,0xFE,0xFF,0xFF,
0xFF,0xFF,0xFF,0x87,0x03,0x01,0x01,0x01,0x03,0x07,0x0F,0x1F,0x3F,0x7F,0xFF,0xFF,//心形

};
//******************************************************************
const unsigned char  Init_Display[1][32] =
{
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

void setup()
{
    pinMode(LEDARRAY_D, OUTPUT);
    pinMode(LEDARRAY_C, OUTPUT);
    pinMode(LEDARRAY_B, OUTPUT);
    pinMode(LEDARRAY_A, OUTPUT);
    pinMode(LEDARRAY_G, OUTPUT);
    pinMode(LEDARRAY_DI, OUTPUT);
    pinMode(LEDARRAY_CLK, OUTPUT);
    pinMode(LEDARRAY_LAT, OUTPUT);

    Display(Init_Display);
}

void loop()
{
    Display(Word1);
}



void Display(const unsigned char dat[][32])
{
    unsigned char i;

    for( i = 0 ; i < 16 ; i++ )
    {
        digitalWrite(LEDARRAY_G, HIGH);

        Display_Buffer[0] = dat[0][i];
        Display_Buffer[1] = dat[0][i+16];

        Send(Display_Buffer[1]);
        Send(Display_Buffer[0]);

        digitalWrite(LEDARRAY_LAT, HIGH);
        delayMicroseconds(1);

        digitalWrite(LEDARRAY_LAT, LOW);
        delayMicroseconds(1);

        Scan_Line(i);

        digitalWrite(LEDARRAY_G, LOW);

        delayMicroseconds(100);;
    }
}


void Scan_Line( unsigned char m)
{
    switch(m)
    {
        case 0:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 1:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 2:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 3:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 4:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 5:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 6:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 7:
            digitalWrite(LEDARRAY_D, LOW);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 8:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 9:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 10:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 11:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, LOW);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 12:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 13:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, LOW);digitalWrite(LEDARRAY_A, HIGH);
            break;
        case 14:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, LOW);
            break;
        case 15:
            digitalWrite(LEDARRAY_D, HIGH);digitalWrite(LEDARRAY_C, HIGH);digitalWrite(LEDARRAY_B, HIGH);digitalWrite(LEDARRAY_A, HIGH);
            break;
        default : break;
    }
}


void Send( unsigned char dat)
{
    unsigned char i;
    digitalWrite(LEDARRAY_CLK, LOW);
    delayMicroseconds(1);;
    digitalWrite(LEDARRAY_LAT, LOW);
    delayMicroseconds(1);;

    for( i = 0 ; i < 8 ; i++ )
    {
        if( dat&0x01 )
        {
            digitalWrite(LEDARRAY_DI, HIGH);
        }
        else
        {
            digitalWrite(LEDARRAY_DI, LOW);
        }

        delayMicroseconds(1);
        digitalWrite(LEDARRAY_CLK, HIGH);
            delayMicroseconds(1);
        digitalWrite(LEDARRAY_CLK, LOW);
            delayMicroseconds(1);
        dat >>= 1;

    }
}