RK3568是否可以用你附件这个驱动HDC2010？

Question

https://download.csdn.net/download/weixin_42651748/86220817?spm=1001.2101.3001.6650.17&utm_medium=distribute.pc_relevant.none-task-download-2%7Edefault%7EBlogCommendFromBaidu%7ERate-17-86220817-blog-100894540.pc_relevant_3mothn_strategy_and_data_recovery&depth_1-utm_source=distribute.pc_relevant.none-task-download-2%7Edefault%7EBlogCommendFromBaidu%7ERate-17-86220817-blog-100894540.pc_relevant_3mothn_strategy_and_data_recovery&utm_relevant_index=21

请问HDC2010驱动是否在RK3568上做了验证？

Answer 1

不知道你这个问题是否已经解决, 如果还没有解决的话:

• 这篇文章：rk356x编译时报错解决方法 也许能够解决你的问题，你可以看下
• 除此之外, 这篇博客: HDC1080介绍与使用中的  六、源码 部分也许能够解决你的问题, 你可以仔细阅读以下内容或者直接跳转源博客中阅读:
  

  hdc1080.c

  void HDC1080_Driver_Init(void)
  {
  	uint8_t menufacture_buf[2] = {0}, device_buf[2] = {0};
  	uint16_t menufacture_id = 0, device_id = 0;
  	
  	IIC_GPIO_Init();
  	HDC1080_Read_Register(HDC1080_MENUFACTURE_ID, menufacture_buf, 2);
  	menufacture_id = (uint16_t)(menufacture_buf[0]<<8);
  	menufacture_id |= menufacture_buf[1];
  	
  	HDC1080_Read_Register(HDC1080_DEVICE_ID, device_buf, 2);
  	device_id = (uint16_t)(device_buf[0]<<8);
  	device_id |= device_buf[1];
  	if(menufacture_id==HDC1080_MENUFACTURE_ID_VALUE&&device_id==HDC1080_DEVICE_ID_VALUE)
  	{
  		DEBUG("<-----HDC1080 连接成功！----->\r\n");
  	}
  	else
  		DEBUG("<-----HDC1080 连接失败！----->\r\n");   
  	//设置同时采集温度和湿度 14位分辨率   只要发送一个触发命令温湿度就会连续准换
  	HDC1080_Write_Register(HDC1080_CONFIG_ID, HDC1080_CONFIG_VALUE);  
  }
  
  void HDC1080_Write_Register(unsigned char WriteAddr, unsigned int data)
  {   
  	uint8_t buf[2] = {0};
  	                                  
  	buf[0] = (uint8_t)(data>>8);      
  	buf[1] = (uint8_t)(data&0x00ff);    
  	IIC_Start();									//起始信号
  	IIC_SendoneByte(HDC1080_WRITE_ADDR);			//HDC1080设备地址(7位设备地址+W/R)
  	IIC_Wait_ACK();									//产生应答
  	IIC_SendoneByte(WriteAddr);						//寄存器地址
  	IIC_Wait_ACK();									//产生应答
  	IIC_SendoneByte(buf[0]);						//写高位数据
  	IIC_Wait_ACK();									//产生应答
  	IIC_SendoneByte(buf[1]);						//写低位数据
  	IIC_Stop();										//停止信号
  }
  
  //读生产商ID 设备ID
  unsigned char HDC1080_Read_Register(unsigned char ReadAddr,		\
  									unsigned char *buf,			\
  									unsigned int length)
  {	
  	uint8_t i = 0;
  	            
  	IIC_Start();   									//起始信号
  	IIC_SendoneByte(HDC1080_WRITE_ADDR);			//HDC1080设备地址(7位设备地址+W/R)
  	IIC_Wait_ACK();									//产生应答
  	IIC_SendoneByte(ReadAddr);						//寄存器地址
  	IIC_Wait_ACK();									//产生应答
  	IIC_Start();									//起始信号
  	IIC_SendoneByte(HDC1080_READ_ADDR);			    //HDC1080设备地址(7位设备地址+W/R) 读
  	IIC_Wait_ACK();									//产生应答
  	for(i = 0; i < length-1; i++)
  	{
  		buf[i] = IIC_ReadoneByte();					//读数据
  		IIC_Ack();									//主机产生应答
  	}
  	buf[i] = IIC_ReadoneByte();						//读数据
      IIC_NAck();   									//发送nACK
  	IIC_Stop();										//停止信号
  	              
  	return 0;
  }
  
  void Read_TH_Register(unsigned char *pbuff)
  {
  	uint8_t length = 4, i = 0;					    //转换数据字节数
  	
  	IIC_Start();   									//起始信号
  	IIC_SendoneByte(HDC1080_WRITE_ADDR);			//HDC1080设备地址(7位设备地址+W/R)
  	IIC_Wait_ACK();									//产生应答
  	IIC_SendoneByte(HDC1080_TEMPERATURE_ID);		//触发事件地址
  	IIC_Wait_ACK();									//产生应答
  	delay_ms(10);									//等待转化
  	IIC_Start();   									//起始信号
  	IIC_SendoneByte(HDC1080_READ_ADDR);				//HDC1080设备地址(7位设备地址+W/R) 读
  	IIC_Wait_ACK();									//产生应答
  	for(i = 0; i < length-1; i++)
  	{
  		pbuff[i] = IIC_ReadoneByte();				//读数据
  		IIC_Ack();									//主机产生应答
  	}                        
  	pbuff[i] = IIC_ReadoneByte();                     
  	IIC_NAck();   									//发送nACK  
  	IIC_Stop();										//停止信号   
  }
  
  void Get_HDC1080_THValue(float *temp, float *humid)
  {
  	uint8_t buf[4] = {0};
  	
  	//读温湿度寄存器值保存在数组中
  	Read_TH_Register(buf);
  	//温度转换
  	*temp = (float)(buf[0]<<8|buf[1]);
  	*temp = (*temp/pow(2,16))*165-40;
  	//湿度转换
  	*humid = (float)(buf[2]<<8|buf[3]);
  	*humid = (*humid/pow(2, 16))*100;
  }

  hdc1080.h

  #ifndef _HDC1080_DRIVE_H
  #define _HDC1080_DRIVE_H
  
  //寄存器地址
  typedef enum{
  	HDC1080_WRITE_ADDR = 		0x80,
  	HDC1080_READ_ADDR = 		0x81,
  	HDC1080_MENUFACTURE_ID = 	0xfe,
  	HDC1080_DEVICE_ID = 		0xff,
  	HDC1080_CONFIG_ID = 		0x02,
  	HDC1080_TEMPERATURE_ID =    0x00,
  	HDC1080_HUMIDITY_ID	= 		0x01,
  }REGISTER_ADDR;
  
  //寄存器值
  typedef enum{
  	HDC1080_MENUFACTURE_ID_VALUE = 	 0x5449,
  	HDC1080_DEVICE_ID_VALUE = 		 0x1050,
  	HDC1080_CONFIG_VALUE = 			 0x1000,		//温度 湿度同时转换 14位分辨率
  }REGISTER_VALUE;
  
  void HDC1080_Driver_Init(void);
  void HDC1080_Write_Register(unsigned char WriteAddr, unsigned int data);
  unsigned char HDC1080_Read_Register(unsigned char ReadAddr, unsigned char *buf, unsigned int length);
  void Read_TH_Register(unsigned char *pbuff);
  void Get_HDC1080_THValue(float *temp, float *humid);
  
  #endif
  

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