LED P5全彩 3264 全彩渐变 By STC12C5A60S2单片机

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效果图:

C51 代码

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//STC12C5A60S2  @12M晶振
#include <STC12C5A60S2.H>
#include <intrins.h>

sbit R1  = P0 ^ 0;
sbit G1  = P0 ^ 1;
sbit B1  = P0 ^ 2;
sbit R2  = P0 ^ 3;
sbit G2  = P0 ^ 4;
sbit B2  = P0 ^ 5;

sbit IA  = P2 ^ 7; //行控制线A
sbit IB  = P2 ^ 6; //行控制线B
sbit IC  = P2 ^ 5; //行控制线C
sbit ID  = P2 ^ 4; //行控制线D

sbit CK  = P2 ^ 2; //时钟
sbit LS  = P2 ^ 1; //锁存
sbit OE  = P2 ^ 0; //输出，低电平有效

#define  uint  unsigned int
#define  uchar unsigned char
#define  SCAN(X)  IA=(X)&1; IB=(X)&2; IC=(X)&4; ID=(X)&8;

uchar xdata Red_Gray[1][16][8]=0;   //行，灰度，列
uchar xdata Green_Gray[1][16][8]=0;
uchar xdata Blue_Gray[1][16][8]=0;
uchar code color[]={                              //G   B    R
    0X03,0X0F,0X04,0X0F,0X06,0X0F,0X08,0X0F,0X0A,0X0F,0X0C,0X0F,0X0E,0X0F,0X0F,0X0F, //1111 1111 0000 1111
    0XAF,0X00,0XAF,0X00,0XAF,0X00,0XAF,0X00,0X9F,0X01,0X9F,0X01,0X9F,0X01,0X9F,0X02,
    0X8F,0X02,0X8F,0X02,0X7F,0X03,0X7F,0X03,0X7E,0X04,0X6E,0X04,0X6E,0X04,0X5E,0X05,
    0X5E,0X05,0X4E,0X06,0X4E,0X06,0X4E,0X07,0X3D,0X07,0X3D,0X07,0X2D,0X08,0X2D,0X08,
    0X2D,0X09,0X1D,0X09,0X1D,0X09,0X1D,0X0A,0X0C,0X0A,0X0C,0X0B,0X0C,0X0B,0X0C,0X0B,
    0X0C,0X0B,0X0C,0X0C,0X0C,0X0C,0X0B,0X0C,0X0B,0X0C,0X0B,0X0C,0X0B,0X0D,0X0B,0X0D,
    0X0A,0X0D,0X0A,0X0D,0X0A,0X0D,0X0A,0X0D,0X0A,0X0D,0X19,0X0E,0X19,0X0E,0X19,0X0E,
    0X19,0X0E,0X19,0X0E,0X18,0X0E,0X28,0X0E,0X28,0X0E,0X28,0X0E,0X28,0X0E,0X28,0X0E,
    0X28,0X0F,0X37,0X0F,0X37,0X0F,0X37,0X0F,0X37,0X0F,0X37,0X0F,0X37,0X0F,0X37,0X0F,
};

void Delay100us()       //@12.000MHz
{
    unsigned char i, j;

    _nop_();
    _nop_();
    i = 2;
    j = 38;
    do
    {
        while (--j);
    } while (--i);
}

void RGB444_2_16gray()
{
    uchar row,line,bitn;
    int r,g,b,j;
    for(row=0;row<1;row++)//每行
    {
        for(line=0;line<8;line++)//字节列
        {
            for(bitn=0;bitn<8;bitn++)//位
            {
                r=color[row*128+line*16+bitn*2+1]&0x0f; //分离红色通道
                g=(color[row*128+line*16+bitn*2]>>4)&0x0f; //分离绿色通道
                b=color[row*128+line*16+bitn*2]&0x0f; //分离蓝色通道
                for(j=0;j<16;j++)//16级灰度
                {
                    ((r-j)>0)?(Red_Gray[row][j][line]|=0x01<<(7-bitn)):(Red_Gray[row][j][line]&=~0x01<<(7-bitn)); //计算灰度 并存入红色通道显存地址
                    ((g-j)>0)?(Green_Gray[row][j][line]|=0x01<<(7-bitn)):(Green_Gray[row][j][line]&=~0x01<<(7-bitn));//计算灰度 并存入绿色通道显存地址
                    ((b-j)>0)?(Blue_Gray[row][j][line]|=0x01<<(7-bitn)):(Blue_Gray[row][j][line]&=~0x01<<(7-bitn)); //计算灰度 并存入蓝色通道显存地址
                }
            }
        }
    }
}
void Frane_Interlac_Scan()
{
    uchar RowCount,Gray16,LineCount,Byte2bit,R1_ColorBuff,G1_ColorBuff,B1_ColorBuff;
    uchar i;
    for(i = 0; i < 2; i++)               //扫描行
    {
        SCAN(i);
        for(Gray16=0;Gray16<16;Gray16++)
        {
            for(LineCount=0;LineCount<8;LineCount++)
            {
                //字节数据RGB
                R1_ColorBuff=Red_Gray[RowCount][Gray16][LineCount];
                G1_ColorBuff=Green_Gray[RowCount][Gray16][LineCount];
                B1_ColorBuff=Blue_Gray[RowCount][Gray16][LineCount];
                for(Byte2bit=0;Byte2bit<8;Byte2bit++)
                {
                    R1=R1_ColorBuff>>7;
                    R2=R1;
                    G1=G1_ColorBuff>>7;
                    G2=G1;
                    B1=B1_ColorBuff>>7;
                    B2=B1;
                    CK=1;
                    CK=0;
                    R1_ColorBuff<<=1;
                    G1_ColorBuff<<=1;
                    B1_ColorBuff<<=1;
                }
            }
            LS=1;//行数据锁存
            LS=0;

            OE=0;//显示
            Delay100us();
            OE=1;//不显示
        }
    }
}
void main()
{
    RGB444_2_16gray();
    while(1)
    {
        Frane_Interlac_Scan();
    }
}