incubator_embeded/HARDWARE/rs485.c

#include "rs485.h"	 
#include "SysTick.h"
#include "USART.h"
#include "Relays.h"
#include "myfreertos.h"



u8 sendbuf[27]={0xEE,0xB5,0x05,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFC,0xFF,0xFF};//发送给串口屏的实时数据
 u8 sendbuf_crc[20]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
	                 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
extern u8 global_buffer[64];
extern u8 RS485_RX_BUF_COPY[128];

extern u8 now_stage;
extern u8 chour;
extern u8 cminute;
extern u8 total[];
extern u8 hot_clod_flag;
extern u8  humidity_flag;
extern u8 ALARM;
extern u8 NUM;
u8 TEM1;
u8 TEM2;
u8 HUM1;
u8 HUM2;
u8 CO2_1;
u8 CO2_2;
u16 RED_LIGHT;
u16 WHITE_LIGHT;
u16 BLUE_LIGHT;
u8 red_light1;
u8 red_light2;
u8 white_light1;
u8 white_light2;
u8 blue_light1;
u8 blue_light2;
u8 crc_num1=0xFF;
u8 crc_num2=0xFF;
//extern u8 TEM1;
//extern u8 TEM2;
//extern u8 HUM1;
//extern u8 HUM2;
//extern u8 CO2_1;
//extern u8 CO2_2;
extern int T;
extern int H;
extern int C;
//extern u16 RED_LIGHT;
//extern u16 WHITE_LIGHT;
//extern u16 BLUE_LIGHT;
//extern u8 red_light1;
//extern u8 red_light2;
//extern u8 white_light1;
//extern u8 white_light2;
//extern u8 blue_light1;
//extern u8 blue_light2;
//CRC校验 自己后面添加的
const u8 auchCRCHi[] = { 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,0x80, 0x41, 0x00, 0xC1, 0x81, 0x40} ; 


const u8 auchCRCLo[] = { 
0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06,0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 
0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A, 
0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4,0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3, 
0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3,0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4, 
0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29, 
0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED,0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26, 
0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60,0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67, 
0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68, 
0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E,0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5, 
0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71,0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92, 
0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B, 
0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B,0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C, 
0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,0x43, 0x83, 0x41, 0x81, 0x80, 0x40} ;

 	
u8 RS485_RX_BUF[128];  	//接收缓冲,最大64个字节.

u8 RS485_RX_CNT=0; //接收到的数据长度

u8 RS485_RX_Flag=0;   	  //接收到的数据标志 

void GetCRC16(u8 *puchMsg, u16 usDataLen,u8 *uchCRCHi,u8 *uchCRCLo) 
{
	 *uchCRCHi = 0xFF ; 
	 *uchCRCLo = 0xFF ; 
	u32 uIndex ; 
	while (usDataLen--) 
	{ 
		uIndex = *uchCRCHi ^ *puchMsg++ ; 
		*uchCRCHi = *uchCRCLo ^ auchCRCHi[uIndex] ; 
		*uchCRCLo = auchCRCLo[uIndex] ;			
	}		
	//return ((uchCRCHi<< 8)  | (uchCRCLo)) ; 
}
// 查表法计算CRC值并且校验
u8 CRC16_check(u8 *puchMsg, u16 usDataLen) 
{
	u8 uchCRCHi = 0xFF ; 
	u8 uchCRCLo = 0xFF ; 
	u32 uIndex ; 
	while (usDataLen--) 
	{ 
		uIndex = uchCRCHi ^ *puchMsg++ ; 
		uchCRCHi = uchCRCLo ^ auchCRCHi[uIndex] ; 
		uchCRCLo = auchCRCLo[uIndex] ;			
	}			
	if(uchCRCHi==*puchMsg++&&uchCRCLo==*puchMsg++)
	{
		printf("CRC 校验成功\r\n");  // 调试使用
		return 1; 
	}
	else
		return 0; 
}
void USART1_IRQHandler(void)
{
	u8 res;	    
 
 	if(USART_GetITStatus(USART1, USART_IT_RXNE) != RESET) //接收到数据
	{	 		 
		res =USART_ReceiveData(USART1); 	//读取接收到的数据
		if(RS485_RX_CNT<128)
		{
			RS485_RX_BUF[RS485_RX_CNT]=res;		//记录接收到的值
			RS485_RX_CNT++;						//接收数据增加1 
		} 	
	}
		
} 


void SN74CB3Q3253_Init(void)
{
 
 
 RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);	 //使能PB端口时钟
	
 GPIO_InitTypeDef  GPIO_InitStructure;
	
 GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5| GPIO_Pin_6| GPIO_Pin_7;	    		 //PB5 PB6 PB7 端口配置, 推挽输出
 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 		 //推挽输出
 GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;		 //IO口速度为50MHz
 GPIO_Init(GPIOB, &GPIO_InitStructure);	  				 //推挽输出 ，IO口速度为50MHz
 GPIO_ResetBits(GPIOB,GPIO_Pin_7); 						 //PB7输出低 
	
}


//RS485_1_Init->J6 ，PB5->S1,PB6->S0,PB7->USART_OE
//SN74CB3Q3253多路复用器 - 多路信号分离器的引脚配置为OE S1 S0对应的值为001，使1B2 2B2响应
//初始化IO 串口1
//pclk1:PCLK1时钟频率(Mhz)
//bound:波特率	  
void RS485_1_Init(u32 bound)
{  
	
	SN74CB3Q3253_Init();
	GPIO_ResetBits(GPIOB,GPIO_Pin_5);//S1配置为低电平
	GPIO_SetBits(GPIOB,GPIO_Pin_6);//S0配置为高电平
	
	
	GPIO_InitTypeDef GPIO_InitStructure;
	USART_InitTypeDef USART_InitStructure;
 	NVIC_InitTypeDef NVIC_InitStructure;
 
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB, ENABLE);//使能GPIOA,D时钟
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);//使能USART1时钟
	
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11;				 //端口配置
 	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 		 //推挽输出
 	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
 	GPIO_Init(GPIOB, &GPIO_InitStructure);
 
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;	//PA9
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;	//复用推挽
	GPIO_Init(GPIOA, &GPIO_InitStructure);
   
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;//PA10
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //浮空输入
	GPIO_Init(GPIOA, &GPIO_InitStructure);  

	RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1,ENABLE);//复位串口1
	RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1,DISABLE);//停止复位
 
	USART_InitStructure.USART_BaudRate = bound;//波特率设置
	USART_InitStructure.USART_WordLength = USART_WordLength_8b;//8位数据长度
	USART_InitStructure.USART_StopBits = USART_StopBits_1;//一个停止位
	USART_InitStructure.USART_Parity = USART_Parity_No;///奇偶校验位
	USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//无硬件数据流控制
	USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;//收发模式
	USART_Init(USART1, &USART_InitStructure); ; //初始化串口
  
	NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn; //使能串口1中断
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; //先占优先级2级
	//NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3; //从优先级2级
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //使能外部中断通道
	NVIC_Init(&NVIC_InitStructure); //根据NVIC_InitStruct中指定的参数初始化外设NVIC寄存器
 
	USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//开启中断
	USART_Cmd(USART1, ENABLE);                    //使能串口 

	RS485_1_TX_EN=0;			//默认为接收模式
}


//RS485_2_Init->J7 ，PB5->S1,PB6->S0,PB7->USART_OE
//SN74CB3Q3253多路复用器 - 多路信号分离器的引脚配置为OE S1 S0对应的值为000，使1B1 2B1响应
void RS485_2_Init(u32 bound)
{  
	
	SN74CB3Q3253_Init();
	GPIO_ResetBits(GPIOB,GPIO_Pin_5|GPIO_Pin_6);//S1,S0配置为低电平
	
	
	GPIO_InitTypeDef GPIO_InitStructure;
	USART_InitTypeDef USART_InitStructure;
 	NVIC_InitTypeDef NVIC_InitStructure;
 
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB, ENABLE);//使能GPIOA,D时钟
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);//使能USART1时钟
	
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;				 //端口配置
 	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 		 //推挽输出
 	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
 	GPIO_Init(GPIOB, &GPIO_InitStructure);
 
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;	//PA9
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;	//复用推挽
	GPIO_Init(GPIOA, &GPIO_InitStructure);
   
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;//PA10
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //浮空输入
	GPIO_Init(GPIOA, &GPIO_InitStructure);  

	RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1,ENABLE);//复位串口1
	RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1,DISABLE);//停止复位
 
	USART_InitStructure.USART_BaudRate = bound;//波特率设置
	USART_InitStructure.USART_WordLength = USART_WordLength_8b;//8位数据长度
	USART_InitStructure.USART_StopBits = USART_StopBits_1;//一个停止位
	USART_InitStructure.USART_Parity = USART_Parity_No;///奇偶校验位
	USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//无硬件数据流控制
	USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;//收发模式
	USART_Init(USART1, &USART_InitStructure); ; //初始化串口
  
	NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn; //使能串口1中断
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; //先占优先级2级
	//NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3; //从优先级2级
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //使能外部中断通道
	NVIC_Init(&NVIC_InitStructure); //根据NVIC_InitStruct中指定的参数初始化外设NVIC寄存器
 
	USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//开启中断
	USART_Cmd(USART1, ENABLE);                    //使能串口 

	RS485_2_TX_EN=0;			//默认为接收模式
}

//RS485_3_Init->J7 ，PB5->S1,PB6->S0,PB7->USART_OE
//SN74CB3Q3253多路复用器 - 多路信号分离器的引脚配置为OE S1 S0对应的值为010，使1B3 2B3响应

void RS485_3_Init(u32 bound)
{  
	
	SN74CB3Q3253_Init();
	GPIO_ResetBits(GPIOB,GPIO_Pin_6);//S0配置为低电平
	GPIO_SetBits(GPIOB,GPIO_Pin_5);//S1配置为高电平

	
	GPIO_InitTypeDef GPIO_InitStructure;
	USART_InitTypeDef USART_InitStructure;
 	NVIC_InitTypeDef NVIC_InitStructure;
 
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA|RCC_APB2Periph_GPIOB, ENABLE);//使能GPIOA,D时钟
	RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1,ENABLE);//使能USART1时钟
	
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;				 //端口配置
 	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; 		 //推挽输出
 	GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
 	GPIO_Init(GPIOB, &GPIO_InitStructure);
 
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;	//PA9
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;	//复用推挽
	GPIO_Init(GPIOA, &GPIO_InitStructure);
   
	GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;//PA10
	GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //浮空输入
	GPIO_Init(GPIOA, &GPIO_InitStructure);  

	RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1,ENABLE);//复位串口1
	RCC_APB2PeriphResetCmd(RCC_APB2Periph_USART1,DISABLE);//停止复位
 
	USART_InitStructure.USART_BaudRate = bound;//波特率设置
	USART_InitStructure.USART_WordLength = USART_WordLength_8b;//8位数据长度
	USART_InitStructure.USART_StopBits = USART_StopBits_1;//一个停止位
	USART_InitStructure.USART_Parity = USART_Parity_No;///奇偶校验位
	USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;//无硬件数据流控制
	USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;//收发模式
	USART_Init(USART1, &USART_InitStructure); ; //初始化串口
  
	NVIC_InitStructure.NVIC_IRQChannel = USART1_IRQn; //使能串口1中断
	NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1; //先占优先级2级
	//NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3; //从优先级2级
	NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; //使能外部中断通道
	NVIC_Init(&NVIC_InitStructure); //根据NVIC_InitStruct中指定的参数初始化外设NVIC寄存器
 
	USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//开启中断
	USART_Cmd(USART1, ENABLE);                    //使能串口 

	RS485_3_TX_EN=0;			//默认为接收模式
}


//RS485发送len个字节.
//buf:发送区首地址
//len:发送的字节数(为了和本代码的接收匹配,这里建议不要超过64个字节)
void RS485_1_Send_Data(u8 *buf,u8 len)
{
	u8 t;
	
	RS485_1_TX_EN=1;			//设置为发送模式
	
  	for(t=0;t<len;t++)		//循环发送数据
	{		   
		while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);	  
		USART_SendData(USART1,buf[t]);
	}	 
 
	while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);		
	RS485_RX_CNT=0;	 
	
	RS485_1_TX_EN=0;				//设置为接收模式	
}

void RS485_1_Send_Data_1(u8 *buf,u8 len)
{
	u8 t;
	
	RS485_1_TX_EN=1;			//设置为发送模式
	
  	for(t=0;t<len;t++)		//循环发送数据
	{		   
		while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);	  
		USART_SendData(USART1,buf[t]);
	}	 
 
	while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);		
	//RS485_RX_CNT=0;	 
	
	RS485_1_TX_EN=0;				//设置为接收模式	
}

//RS485发送len个字节.
//buf:发送区首地址
//len:发送的字节数(为了和本代码的接收匹配,这里建议不要超过64个字节)
void RS485_1_Send_Data_2(void)//上传温湿度二氧化碳
{ 
	  
		u8 a;
		RS485_1_TX_EN=1;			//设置为发送模式
		if(T<=500)
		{
			
		 TEM1=RS485_RX_BUF_COPY[3];	
     TEM2=RS485_RX_BUF_COPY[4];
			
		} 
		if(H<=1000)
		{
			HUM1=	RS485_RX_BUF_COPY[5];
		  HUM2=	RS485_RX_BUF_COPY[6];
		} 
		sendbuf[3]=TEM1;
		sendbuf[4]=TEM2;
		sendbuf[5]=HUM1;
		sendbuf[6]=HUM2;
		RED_LIGHT=total[9 + 18 * (now_stage - 1)]<<8|total[10 + 18 * (now_stage - 1)];
		BLUE_LIGHT=total[11 + 18 * (now_stage - 1)]<<8|total[12 + 18 * (now_stage - 1)];
		WHITE_LIGHT=total[13 + 18 * (now_stage - 1)]<<8|total[14+ 18 * (now_stage - 1)];
		if(RED_LIGHT<=1000)
		{
			red_light1=total[9 + 18 * (now_stage - 1)];
			red_light2=total[10 + 18 * (now_stage - 1)];
		}
		if(BLUE_LIGHT<=1000)
		{
			blue_light1=total[11 + 18 * (now_stage - 1)];
			blue_light2=total[12 + 18 * (now_stage - 1)];
		}
		if(WHITE_LIGHT<=1000)
		{
			white_light1=total[13 + 18 * (now_stage - 1)];
			white_light2=total[14 + 18 * (now_stage - 1)];
		}
		sendbuf[7]=red_light1;
		sendbuf[8]=red_light2;//红光
		sendbuf[9]=blue_light1;
		sendbuf[10]=blue_light2;	//蓝光
		sendbuf[11]=white_light1;
		sendbuf[12]=white_light2;//白光									 
//	sendbuf[13]=RS485_RX_BUF[19];
//	sendbuf[14]=RS485_RX_BUF[20];//CO2
		if(C<=5000)
		{
			CO2_1=RS485_RX_BUF_COPY[19];
			CO2_2=RS485_RX_BUF_COPY[20];
		}
		sendbuf[13]=CO2_1;
		sendbuf[14]=CO2_2;
		if(now_stage<7)
		{
			sendbuf[15]=now_stage;//当前阶段
		}
		
		if(total[3 + 18 * (now_stage - 1)]<24)
		{
			sendbuf[16]=total[3 + 18 * (now_stage - 1)];//阶段小时
		}
		
		if(total[4 + 18 * (now_stage - 1)]<60)
		{
			sendbuf[17]=total[4 + 18 * (now_stage - 1)];//阶段分钟
		}
		
		if(chour<24)
		{
			sendbuf[18]=chour;	//已运行小时数
		}
		
		if(cminute<60)
		{
			sendbuf[19]=cminute;//已运行分钟数
		}		
		
		sendbuf[20]=hot_clod_flag;//加热制冷状态
		sendbuf[21]= humidity_flag;//加湿干燥状态
		//printf("%d\r\n", humidity_flag);
		sendbuf[22]=ALARM;//报警状态状态
		
//		bufcut_Init(sendbuf_crc,sendbuf,3,23);
//		GetCRC16(sendbuf_crc,20,&crc_num1,&crc_num2);
//		sendbuf[23]=crc_num1;
//		sendbuf[24]=crc_num2;
//		for(int i=0;i<20;i++)
//		{
//			printf("%x ",sendbuf_crc[i]);
//		}
//	
//		printf("\r\n");

//		for(int i=0;i<29;i++)
//		{
//			printf("%x ",sendbuf[i]);
//		}
		sendbuf[0]=0xEE;
		sendbuf[1]=0xB5;
		sendbuf[2]=0x05;
		sendbuf[23]=0xFF;
		sendbuf[24]=0xFC;
		sendbuf[25]=0xFF;
		sendbuf[26]=0xFF;
		//printf("%x\r\n",sendbuf[0]);
  	for(a=0;a<27;a++)		//循环发送数据
	{		   
		while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);	  
		USART_SendData(USART1,sendbuf[a]);
		//if(a==0)printf("%x\r\n",sendbuf[0]);
	}	 
	  
	while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);		
	//RS485_RX_CNT=0;	 
	RS485_1_TX_EN=0;				//设置为接收模式	
}

void RS485_1_Send_Data_3(void)
{
	u8 batchbuf[8]={0xEE,0xB5,0x01,0x00,0xFF,0xFC,0xFF,0xFF};
	u8 t;
	
	RS485_1_TX_EN=1;			//设置为发送模式
	batchbuf[3]=NUM;
	NUM+=1;
	if(NUM>6)NUM=1;
  	for(t=0;t<8;t++)		//循环发送数据
	{		   
		while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);	  
		USART_SendData(USART1,batchbuf[t]);
	}	 
 
	while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);		
	//RS485_RX_CNT=0;	 
	
	RS485_1_TX_EN=0;				//设置为接收模式	
}
//	void RS485_3_Send_Data_2(void)//上传当前周期(1)，周期时长(2)，已运行时长(2)，红蓝白光(6)，加热制冷状态(1)，加湿除湿状态(1)，报警状态(1)
//{ 
//	delay_ms(50);
//	u8 sendbuf[21]={0xEE,0xB5,0x05,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFC,0xFF,0xFF};//发送给串口屏的实时数据
//	u8 a;
//	GPIO8_Init();
//	GPIO_SetBits(GPIOB,GPIO_Pin_8);
//	RS485_3_TX_EN=1;			//设置为发送模式
//	sendbuf[3]=t;
//	sendbuf[4]=total[3 + 18 * (t - 1)];
//	sendbuf[5]=total[4 + 18 * (t - 1)];
//	sendbuf[6]=chour;
//	sendbuf[7]=cminute;
//	sendbuf[8]=total[9 + 18 * (t - 1)];
//	sendbuf[9]=total[10 + 18 * (t - 1)];
//	sendbuf[10]=total[11 + 18 * (t - 1)];
//	sendbuf[11]=total[12 + 18 * (t - 1)];
//	sendbuf[12]=total[13 + 18 * (t - 1)];
//	sendbuf[13]=total[14 + 18 * (t - 1)];
//	sendbuf[14]=hot_clod_flag;
//	sendbuf[15]= humidity_flag;
//	sendbuf[16]=ALARM;
//	
//		
//  	for(a=0;a<21;a++)		//循环发送数据
//	{		   
//		while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);	  
//		USART_SendData(USART1,sendbuf[a]);
//	}

//  while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);		
//	RS485_RX_CNT=0;	
//  GPIO_ResetBits(GPIOB,GPIO_Pin_8);  
//	RS485_3_TX_EN=0;				//设置为接收模式	
//}


//RS485发送len个字节.
//buf:发送区首地址
//len:发送的字节数(为了和本代码的接收匹配,这里建议不要超过64个字节)
//void RS485_3_Send_Data(u8 *buf,u8 len)
//{
//	u8 t;
//	GPIO8_Init();	
//	GPIO_SetBits(GPIOB,GPIO_Pin_8);
//	RS485_3_TX_EN=1;			//设置为发送模式
//  	for(t=0;t<len;t++)		//循环发送数据
//	{		   
//		while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);	  
//		USART_SendData(USART1,buf[t]);
//	}	 
// 
//	while(USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);		
//	RS485_RX_CNT=0;	
//  GPIO_ResetBits(GPIOB,GPIO_Pin_8);  
//	RS485_3_TX_EN=0;				//设置为接收模式	
//}

//RS485查询接收到的数据
//buf:接收缓存首地址
//len:读到的数据长度
void RS485_Receive_Data(u8 *buf,u8 *len)
{
	u8 rxlen=RS485_RX_CNT;
	u8 i=0;
	*len=0;				//默认为0
	delay_ms(10);		//等待10ms,连续超过10ms没有接收到一个数据,则认为接收结束
	if(rxlen==RS485_RX_CNT&&rxlen)//接收到了数据,且接收完成了
	{
		for(i=0;i<rxlen;i++)
		{
			buf[i]=RS485_RX_BUF[i];	
		}		
		*len=RS485_RX_CNT;	//记录本次数据长度
		RS485_RX_CNT=0;		//清零
	}
}