基于51单片机的台灯控制（Proteus仿真）

基于51单片机的台灯控制系统以AT89C51为主控，使用LCD1602作为系统主控，借助ADC0832进行ADC转换，获取光敏传感器的值，灯光颜色共有三种，分别是红绿蓝，系统有两种控制方式，一种是蓝牙控制，一种是传感器自动控制。

一、参考代码

本次设使用ADC0832获取光敏传感器的值，一般而言，光线越强，led灯亮灯越大，表现在led亮灯数量越多，同时系统具有蓝牙控制功能，通过虚拟串口发送指令进行手动/自动模式切换、亮度控制、灯光模式切换。参考如下代码：

#include <REGX52.H>
#include "LCD1602.H"
#include "delay.h" 
#include "ADC0832.h"
#include "UART.h"typedef unsigned char u8;
typedef unsigned short u16;//定义灯额引脚
sbit Led_R1 = P2^0;
sbit Led_R2 = P2^1;
sbit Led_R3 = P2^2;sbit Led_G1 = P2^3;
sbit Led_G2 = P2^4;
sbit Led_G3 = P2^5;sbit Led_B1 = P2^6;
sbit Led_B2 = P2^7;
sbit Led_B3 = P1^0;//自动和手动模式
u8 auto_hand=0;
//三种模式的变量
u8 mode=0;
//环境光照值
u8 ad_val=0;
//亮度等级
u8 bright=0;
//总开关
u8 btn=0;//Led灯的设置
void Led_Set(u8 r1, u8 r2, u8 r3,u8 g1,u8 g2,u8 g3,u8 b1,u8 b2,u8 b3)
{Led_R1 = r1;Led_R2 = r2;Led_R3 = r3;Led_G1 = g1;Led_G2 = g2;Led_G3 = g3;Led_B1 = b1;Led_B2 = b2;Led_B3 = b3;
}//主函数
void main()
{//LCD初始化LCD_Init();//ADC初始化ADC0832_init1();//串口初始化UART_Init();//显示提示英文LCD_ShowString(2,1,"Light:");while(1){  //获取环境光照值ad_val = ADC0832_ReadAD1()*1.0/255*100;//自动模式，通过环境调节灯亮度if(auto_hand == 0){LCD_ShowString(1,1,"Auto");if(ad_val<30){bright=2;}if(ad_val>=30 && ad_val<60){bright=1;}if(ad_val>=60){bright=0;}}//串口调节灯亮度else if(auto_hand == 1){LCD_ShowString(1,1,"Hand");}//阅读模式if(mode == 0){LCD_ShowString(1,12,"Read ");//通过亮度等级调光if(btn == 0){if(bright == 0){Led_Set(0,1,1, 1,1,1, 1,1,1);}if(bright == 1){Led_Set(0,0,1, 1,1,1, 1,1,1);}if(bright == 2){Led_Set(0,0,0, 1,1,1, 1,1,1);}				}//关闭所有灯else{Led_Set(1,1,1, 1,1,1, 1,1,1);}}//休闲模式if(mode == 1){LCD_ShowString(1,12,"Relax");//通过亮度等级调光if(btn == 0){if(bright == 0){Led_Set(1,1,1, 0,1,1, 1,1,1);}if(bright == 1){Led_Set(1,1,1, 0,0,1, 1,1,1);}if(bright == 2){Led_Set(1,1,1, 0,0,0, 1,1,1);}					}//关闭所有灯else{Led_Set(1,1,1, 1,1,1, 1,1,1);}}//娱乐模式if(mode == 2){LCD_ShowString(1,12,"Asume");//通过亮度等级调光if(btn == 0){if(bright == 0){Led_Set(1,1,1, 1,1,1, 0,1,1);}if(bright == 1){Led_Set(1,1,1, 1,1,1, 0,0,1);}if(bright == 2){Led_Set(1,1,1, 1,1,1, 0,0,0);}				}//关闭所有灯else{Led_Set(1,1,1, 1,1,1, 1,1,1);}}//显示环境光照值LCD_ShowNum(2, 8, ad_val, 3);}
}     u8 cmd=0;void UATR_Routine() interrupt 4
{if(RI==1){cmd = SBUF;//自动/手动模式切换if(cmd == '1'){auto_hand++;auto_hand %= 2;}//串口调节灯		if(auto_hand == 1){//调节灯的开关if(cmd == '2'){btn = !btn;}//调节灯的亮度if(cmd == '3'){bright++;bright%=3;}}//灯光模式的切换if(cmd == '4'){mode++;mode%=3;}//回传数据UART_SendByte(cmd);RI=0;}		
}