单片机控制WS2811 LED渐变色源码,可以显示16000K色 -

#include "main.h"
#include <STC/STC12C5A60S2.h>
//#define MAIN_Fosc 24000000L //定义主时钟
#define WHITE 0xFFFFFF // 白色
#define BLACK 0x000000 // 黑色
#define RED 0x00ff00 // 红色
#define GREEN 0xff0000 // 绿色
#define BLUE 0x0000ff // 蓝色
#define CHENG 0xff7f00 // 橙色
#define DIAN 0xff00ff //
#define ZI 0x00ffff
#define LED_N 16 //LED的数量
//extern unsigned long WsDat[];
unsigned long WsDat[];
void main ()//主函数
{
reset();
//DisP_R_G_B(20);
ColorToColor(0X000000,0XFF0000);
ColorToColor(0XFF0000,0xFFFF00);
ColorToColor(0xFFFF00,0Xffffff);
ColorToColor(0Xffffff,0X00ffff);
ColorToColor(0X00ffff,0X0000ff);
ColorToColor(0X0000ff,0X000000);
ColorToColor(0X000000,0X00FF00);
ColorToColor(0X00FF00,0x0FFFF0);
ColorToColor(0x0FFFF0,0Xffffff);
ColorToColor(0Xffffff,0XFF00ff);
ColorToColor(0XFF00ff,0XF0000f);
ColorToColor(0XF0000f,0X000000);
}
void delay(unsigned int time) //延时
{ unsigned int i,j,k;
for(j=0;j<time;j++)
for(i=0;i<time;i++)
for(k=0;k<time;k++)
Delay();
}
void Delay() //@24.000MHz
{
_nop_();
}
void reset(void)
{
int i;
LED=0;
for(i=0;i<50;i++)
{Delay();
}
}
void T0(void)
{
LED=1;
LED=0;
Delay();
}
void T1(void)
{
LED=1;
Delay();
LED=0;
}
void DisP_Color(unsigned long dat) //控制一个灯
{ unsigned int i;
for(i=0;i<24;i++)
{ if(0x800000 == (dat & 0x800000)) T1();
else T0();
dat<<=1; //左移一位
}
}
void DisP_ALLColor(unsigned long dat) //控制所有灯
{int j;
for(j=0;j<LED_N;j++) DisP_Color(dat);
reset();
}
void DisP_R_G_B(unsigned int j) //RGB渐变
{
unsigned long i=0;
while(i<0xffffff)
{
if(i<0xff) DisP_ALLColor(i++);
else if(i<0xffff) { i=i+0x100;DisP_ALLColor(i); }
else if(i<0xffffff) {i=i+0x10000;DisP_ALLColor(i); }
delay(j);
}
while(i>0)
{
if(i>0xffff00) DisP_ALLColor(i--);
else if(i>0xff0000) {i=i-0x100; DisP_ALLColor(i);}
else if(i>0) {i=i-0x10000;DisP_ALLColor(i);}
delay(j);
}
reset();
}
unsigned char abs0(int num)
{
if(num>0) return num;
num = -num;
return (unsigned char) num;
}
unsigned long ColorToColor(unsigned long color0, unsigned long color1)
{
unsigned char Red0, Green0, Blue0; // 起始三原色
unsigned char Red1, Green1, Blue1; // 结果三原色
int RedMinus, GreenMinus, BlueMinus; // 颜色差（color1 - color0）
unsigned char NStep; // 需要几步
float RedStep, GreenStep, BlueStep; // 各色步进值
unsigned long color; // 结果色
unsigned char i;
// 绿红蓝三原色分解
Red0 = color0>>8;
Green0 = color0>>16;
Blue0 = color0;
Red1 = color1>>8;
Green1 = color1>>16;
Blue1 = color1;
// 计算需要多少步（取差值的最大值）
RedMinus = Red1 - Red0;
GreenMinus = Green1 - Green0;
BlueMinus = Blue1 - Blue0;
NStep = ( abs0(RedMinus) > abs0(GreenMinus) ) ? abs0(RedMinus):abs0(GreenMinus);
NStep = ( NStep > abs0(BlueMinus) ) ? NStep:abs0(BlueMinus);
// 计算出各色步进值
RedStep = (float)RedMinus / NStep;
GreenStep = (float)GreenMinus / NStep;
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