/*
  ******************************************************************************
  * @file    driver_ST7735S.c
  * @author  �Ϻ�����
  * @version V1.0.0
  * @date    2023
  * @brief   ST7735S driver.
  *          This file provides firmware functions to manage gc9c01 
  *          with SPI and DMA. User should set GPIO, dma channel, spi
  *          channel according actual resource allocation.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2023 Bixdo.
  * All rights reserved.
  ******************************************************************************
*/
#include "ALLinclude.h"

#include "vl53l0x_i2c.h"
#include "FunctionPressure.h"
#include "PMDS_Fx.h"
#include "IIC.h"

static void delay_us(uint32_t delay_data)
{
	uint8_t delay_data_;
	delay_data_= delay_data;
	while(delay_data_)
	{
		delay_data_--;
	}
}


void VL53L0X_i2c_init(void)
{
	VL_SDA_OUT();
	VL_IIC_SCL();
//	GPIO_SetBits(GPIOD, GPIO_Pin_1|GPIO_Pin_2);//PD1,PD2 OUT HIGHT
	HAL_GPIO_WritePin(P_PORT_SDA,P_PIN_SDA, GPIO_PIN_SET);
	HAL_GPIO_WritePin(P_PORT_SCL,P_PIN_SCL, GPIO_PIN_SET);
}

void VL_SDA_IN(void)		//PD1 SDA
{
#if MCU_STM32G030 ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SDA;
		GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SDA, &GPIO_InitStruct);
#endif

#if MCU_PY32F002A ==1
	GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SDA;
		GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SDA, &GPIO_InitStruct);
#endif

#if MCU_STM32G431 ==1

	GPIO_InitTypeDef GPIO_InitStruct = {0};

	GPIO_InitStruct.Pin = P_PIN_SDA;
	GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
	HAL_GPIO_Init(P_PORT_SDA, &GPIO_InitStruct);


#endif
}

void VL_SDA_OUT(void)	//PD1 SDA
{
	#if MCU_STM32G030 ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SDA;
		GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SDA, &GPIO_InitStruct);
	#endif
	
#if MCU_PY32F002A ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SDA;
		GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SDA, &GPIO_InitStruct);
#endif

#if MCU_STM32G431 ==1

	GPIO_InitTypeDef GPIO_InitStruct = {0};

	GPIO_InitStruct.Pin = P_PIN_SDA;
	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
	HAL_GPIO_Init(P_PORT_SDA, &GPIO_InitStruct);

#endif
}

void VL_IIC_SCL(void)		//PD2 SCL
{

#if MCU_STM32G030 ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SCL;
		GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SCL, &GPIO_InitStruct);
	#endif
#if MCU_PY32F002A ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SCL;
		GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SCL, &GPIO_InitStruct);
#endif

#if MCU_STM32G431 ==1

	GPIO_InitTypeDef GPIO_InitStruct = {0};

	GPIO_InitStruct.Pin = P_PIN_SCL;
	GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
	HAL_GPIO_Init(P_PORT_SCL, &GPIO_InitStruct);


#endif

}

void VL_IIC_SCL_IN(void)		
{

#if MCU_STM32G030 ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SCL;
		GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SCL, &GPIO_InitStruct);
	#endif
#if MCU_PY32F002A ==1
		GPIO_InitTypeDef  GPIO_InitStruct;
	
		GPIO_InitStruct.Pin = P_PIN_SCL;
		GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_OD;
		GPIO_InitStruct.Pull = GPIO_NOPULL;
		GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;

		HAL_GPIO_Init(P_PORT_SCL, &GPIO_InitStruct);
#endif

#if MCU_STM32G431 ==1

	GPIO_InitTypeDef GPIO_InitStruct = {0};

	GPIO_InitStruct.Pin = P_PIN_SCL;
	GPIO_InitStruct.Mode = GPIO_MODE_INPUT;
	GPIO_InitStruct.Pull = GPIO_NOPULL;
	GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
	HAL_GPIO_Init(P_PORT_SCL, &GPIO_InitStruct);


#endif

}

//����IIC��ʼ�ź�
void VL_IIC_Start(void)
{
	VL_SDA_OUT();//sda�����
#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1 || MCU_STM32G431 ==1
	HAL_GPIO_WritePin(P_PORT_SDA,P_PIN_SDA, GPIO_PIN_SET);
	HAL_GPIO_WritePin(P_PORT_SCL,P_PIN_SCL, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_1,1);//VL_IIC_SDA=1;	  	  
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1;
	
	delay_us(140);
	HAL_GPIO_WritePin(P_PORT_SDA,P_PIN_SDA, GPIO_PIN_RESET);
// 	GPIO_WriteBit(GPIOD,GPIO_Pin_1,0);//VL_IIC_SDA=0;//START:when CLK is high,DATA change form high to low 
	delay_us(140);
	HAL_GPIO_WritePin(P_PORT_SCL,P_PIN_SCL, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;//ǯסI2C���ߣ�׼�����ͻ�������� 
#endif

}

//����IICֹͣ�ź�
void VL_IIC_Stop(void)
{
	VL_SDA_OUT();//sda�����
#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1 || MCU_STM32G431 ==1
	HAL_GPIO_WritePin(P_PORT_SDA,P_PIN_SDA, GPIO_PIN_RESET);
	HAL_GPIO_WritePin(P_PORT_SCL,P_PIN_SCL, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;
//	GPIO_WriteBit(GPIOD,GPIO_Pin_1,0);//VL_IIC_SDA=0;//STOP:when CLK is high DATA change form low to high
 	delay_us(140);
	HAL_GPIO_WritePin(P_PORT_SCL,P_PIN_SCL, GPIO_PIN_SET);
	delay_us(140);
	HAL_GPIO_WritePin(P_PORT_SDA,P_PIN_SDA, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1; 
//	GPIO_WriteBit(GPIOD,GPIO_Pin_1,1);//VL_IIC_SDA=1;//����I2C���߽����ź�
	delay_us(140);		
#endif	

}

//�ȴ�Ӧ���źŵ���
//����ֵ��1������Ӧ��ʧ��
//        0������Ӧ��ɹ�
u8 VL_IIC_Wait_Ack(void)
{
	u8 ucErrTime=0;
	VL_SDA_IN();  //SDA��������  
	
#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1 || MCU_STM32G431 ==1
	HAL_GPIO_WritePin(GPIO_SDA,GPIO_PIN_SDA, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_1,1);//VL_IIC_SDA=1;//
	delay_us(120);	   
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1;
	delay_us(120);	 
//	while(GPIO_ReadInputDataBit(GPIOD,GPIO_Pin_1))
	while(HAL_GPIO_ReadPin(GPIO_SDA,GPIO_PIN_SDA))
	{
		ucErrTime++;
		if(ucErrTime>250)
		{
			VL_IIC_Stop();
			return 1;
		}
	}
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;//ʱ�����0 	   
#endif

	return 0;  
}

//����ACKӦ��
void VL_IIC_Ack(void)
{
	#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1 || MCU_STM32G431 ==1
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;
	VL_SDA_OUT();
	HAL_GPIO_WritePin(GPIO_SDA,GPIO_PIN_SDA, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_1,0);//VL_IIC_SDA=0;
	delay_us(120);
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1;
	delay_us(120);
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;
	#endif

#if MCU_STM32G431 ==1



#endif
}

//������ACKӦ��		    
void VL_IIC_NAck(void)
{
	#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1 || MCU_STM32G431 ==1
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;
	VL_SDA_OUT();
	HAL_GPIO_WritePin(GPIO_SDA,GPIO_PIN_SDA, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_1,1);//VL_IIC_SDA=1;
	delay_us(120);
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_SET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1;
	delay_us(120);
	HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//	GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;
	#endif

}

//IIC����һ���ֽ�
//���شӻ�����Ӧ��
//1����Ӧ��
//0����Ӧ��			  
void VL_IIC_Send_Byte(uint8_t txd)
{                        
    uint8_t t;   
	VL_SDA_OUT(); 	 
#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1  || MCU_STM32G431 ==1
		HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);	
//    GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;//����ʱ�ӿ�ʼ���ݴ���
    for(t=0;t<8;t++)
    {              
		if((txd&0x80)>>7)
		HAL_GPIO_WritePin(GPIO_SDA,GPIO_PIN_SDA, GPIO_PIN_SET);
//		GPIO_WriteBit(GPIOD,GPIO_Pin_1,1);//	VL_IIC_SDA=1;
		else
		HAL_GPIO_WritePin(GPIO_SDA,GPIO_PIN_SDA, GPIO_PIN_RESET);
//		GPIO_WriteBit(GPIOD,GPIO_Pin_1,0);//	VL_IIC_SDA=0;
		txd<<=1; 	  
		delay_us(120);  
		HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_SET);
//		GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1;
		delay_us(120); 
		HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//		GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0;	
		delay_us(120);
    }	
#endif		

} 

//��1���ֽڣ�ack=1ʱ������ACK��ack=0������nACK   
uint8_t VL_IIC_Read_Byte(unsigned char ack)
{
	unsigned char i,receive=0;
	VL_SDA_IN();//SDA��������
#if MCU_STM32G030 ==1 || MCU_PY32F002A ==1	|| MCU_STM32G431 ==1
	for(i=0;i<8;i++ )
	{
		HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_RESET);
//		GPIO_WriteBit(GPIOD,GPIO_Pin_2,0);//VL_IIC_SCL=0; 
		delay_us(140);
		HAL_GPIO_WritePin(GPIO_CLK,GPIO_PIN_CLK, GPIO_PIN_SET);
//	  GPIO_WriteBit(GPIOD,GPIO_Pin_2,1);//VL_IIC_SCL=1;
		receive<<=1;
		if(HAL_GPIO_ReadPin(GPIO_SDA,GPIO_PIN_SDA))receive++; 
//		if(GPIO_ReadInputDataBit(GPIOD,GPIO_Pin_1))receive++;   
	  delay_us(140); //1
	}					 
	if (!ack)
		VL_IIC_NAck();//����nACK
	else
		VL_IIC_Ack(); //����ACK   
#endif
	return receive;
}

//IICдһ���ֽ�����
uint8_t VL_IIC_Write_1Byte(uint8_t SlaveAddress, uint8_t REG_Address,uint8_t REG_data)
{
	VL_IIC_Start();
	VL_IIC_Send_Byte(SlaveAddress);
	if(VL_IIC_Wait_Ack())
	{
		VL_IIC_Stop();//�ͷ�����
		return 1;//ûӦ�����˳�

	}
	VL_IIC_Send_Byte(REG_Address);
	VL_IIC_Wait_Ack();	
	VL_IIC_Send_Byte(REG_data);
	VL_IIC_Wait_Ack();	
	VL_IIC_Stop();

	return 0;
}

//IIC��һ���ֽ�����
uint8_t VL_IIC_Read_1Byte(uint8_t SlaveAddress, uint8_t REG_Address,uint8_t *REG_data)
{
	VL_IIC_Start();
	VL_IIC_Send_Byte(SlaveAddress);//�����
	if(VL_IIC_Wait_Ack())
	{
		 VL_IIC_Stop();//�ͷ�����
		 return 1;//ûӦ�����˳�
	}		
	VL_IIC_Send_Byte(REG_Address);
	VL_IIC_Wait_Ack();
	VL_IIC_Start(); 
	VL_IIC_Send_Byte(SlaveAddress|0x01);//��������
	VL_IIC_Wait_Ack();
	*REG_data = VL_IIC_Read_Byte(0);
	VL_IIC_Stop();

	return 0;
}

//IICдn�ֽ�����
uint8_t VL_IIC_Write_nByte(uint8_t SlaveAddress, uint8_t REG_Address,u16 len, uint8_t *buf)
{
	//#ifdef iic_soft
	VL_IIC_Start();
	VL_IIC_Send_Byte(SlaveAddress);//�����
	if(VL_IIC_Wait_Ack()) 
	{
		VL_IIC_Stop();//�ͷ�����
		return 1;//ûӦ�����˳�
	}
	VL_IIC_Send_Byte(REG_Address);
	VL_IIC_Wait_Ack();
	while(len--)
	{
		VL_IIC_Send_Byte(*buf++);//����buff������
		VL_IIC_Wait_Ack();	
	}
	VL_IIC_Stop();//�ͷ�����
	return 0;
	//#endif
	
	#ifdef iic_hard_ware
	HAL_StatusTypeDef  ret = HAL_ERROR;
	ret=I2C_Write(SlaveAddress,REG_Address,buf,len);
	return ret;
	#endif
	
	
}

//IIC��n�ֽ�����
uint8_t VL_IIC_Read_nByte(uint8_t SlaveAddress, uint8_t REG_Address,uint8_t len,uint8_t *buf)
{
	uint8_t SlaveAddress_;
	#if IICAddress_7BIT ==1
	SlaveAddress_=SlaveAddress<<1;
	#endif
	#if IICAddress_8BIT ==1
	SlaveAddress_=SlaveAddress;
	#endif
	//#ifdef iic_soft
	VL_IIC_Start();
	VL_IIC_Send_Byte(SlaveAddress_);//�����
	if(VL_IIC_Wait_Ack()) 
	{
		VL_IIC_Stop();//�ͷ�����
		return 1;//ûӦ�����˳�
	}
	VL_IIC_Send_Byte(REG_Address);
	VL_IIC_Wait_Ack();

	VL_IIC_Start();
	VL_IIC_Send_Byte(SlaveAddress_|0x01);//��������
	VL_IIC_Wait_Ack();
	while(len)
	{
		if(len==1)
		{
			*buf = VL_IIC_Read_Byte(0);
		}
		else
		{
			*buf = VL_IIC_Read_Byte(1);
		}
		buf++;
		len--;
	}
	VL_IIC_Stop();//�ͷ�����
	return 0;
	//#endif
	
	#ifdef iic_hard_ware
	HAL_StatusTypeDef  ret = HAL_ERROR;
	ret=I2C_Read(SlaveAddress,&REG_Address,1,buf,(uint8_t)(len));
	return ret;
	#endif
	
	
}

//VL53L0X ������
//address:��ַ
//index:ƫ�Ƶ�ַ
//pdata:����ָ��
//count:���� ���65535
uint8_t VL53L0X_write_multi(uint8_t address, uint8_t index,uint8_t *pdata,uint16_t count)
{
	uint8_t status = STATUS_OK;

	if(VL_IIC_Write_nByte(address,index,count,pdata))
	{
	   status  = STATUS_FAIL;

	}

	return status;
}


//VL53L0X ���������
//address:��ַ
//index:ƫ�Ƶ�ַ
//pdata:����ָ��
//count:���� ���65535
uint8_t VL53L0X_read_multi(uint8_t address,uint8_t index,uint8_t *pdata,uint16_t count)
{
	uint8_t status = STATUS_OK;

	if(VL_IIC_Read_nByte(address,index,count,pdata))
	{
	  status  = STATUS_FAIL;
	}

	return status;
}

//VL53L0X д1������(���ֽ�)
//address:��ַ
//index:ƫ�Ƶ�ַ
//data:����(8λ)
uint8_t VL53L0X_write_byte(uint8_t address,uint8_t index,uint8_t data)
{
	uint8_t status = STATUS_OK;

	status = VL53L0X_write_multi(address,index,&data,1);

	return status;
}

//VL53L0X д1������(˫�ֽ�)
//address:��ַ
//index:ƫ�Ƶ�ַ
//data:����(16λ)
uint8_t VL53L0X_write_word(uint8_t address,uint8_t index,uint16_t data)
{
	uint8_t status = STATUS_OK;
	
	uint8_t buffer[2];
	
	//��16λ���ݲ�ֳ�8λ
	buffer[0] = (uint8_t)(data>>8);//�߰�λ
	buffer[1] = (uint8_t)(data&0xff);//�Ͱ�λ
	
	if(index%2==1)
	{  
		//����ͨ�Ų��ܴ����Է�2�ֽڶ���Ĵ������ֽ�
		status = VL53L0X_write_multi(address,index,&buffer[0],1);
		status = VL53L0X_write_multi(address,index,&buffer[0],1);
	}else
	{
		status = VL53L0X_write_multi(address,index,buffer,2);
	}
	
	return status;
}

//VL53L0X д1������(���ֽ�)
//address:��ַ
//index:ƫ�Ƶ�ַ
//data:����(32λ)
uint8_t VL53L0X_write_dword(uint8_t address,uint8_t index,uint32_t data)
{
	
    uint8_t status = STATUS_OK;

    uint8_t buffer[4];	
	
	//��32λ���ݲ�ֳ�8λ
	buffer[0] = (uint8_t)(data>>24);
	buffer[1] = (uint8_t)((data&0xff0000)>>16);
	buffer[2] = (uint8_t)((data&0xff00)>>8);
	buffer[3] = (uint8_t)(data&0xff);
	
	status = VL53L0X_write_multi(address,index,buffer,4);
	
	return status;
	
}


//VL53L0X ��1������(���ֽ�)
//address:��ַ
//index:ƫ�Ƶ�ַ
//data:����(8λ)
uint8_t VL53L0X_read_byte(uint8_t address,uint8_t index,uint8_t *pdata)
{
	uint8_t status = STATUS_OK;
	 
	status = VL53L0X_read_multi(address,index,pdata,1);
	
	return status;
	 
}

//VL53L0X ��������(˫�ֽ�)
//address:��ַ
//index:ƫ�Ƶ�ַ
//data:����(16λ)
uint8_t VL53L0X_read_word(uint8_t address,uint8_t index,uint16_t *pdata)
{
	uint8_t status = STATUS_OK;
	
	uint8_t buffer[2];
	
	status = VL53L0X_read_multi(address,index,buffer,2);
	
	*pdata = ((u16)buffer[0]<<8)+(u16)buffer[1];
	
	return status;
	
}

//VL53L0X ��1������(���ֽ�)
//address:��ַ
//index:ƫ�Ƶ�ַ
//data:����(32λ)
uint8_t VL53L0X_read_dword(uint8_t address,uint8_t index,uint32_t *pdata)
{
	uint8_t status = STATUS_OK;
	
	uint8_t buffer[4];
	
	status = VL53L0X_read_multi(address,index,buffer,4);
	
	*pdata = ((u32)buffer[0]<<24)+((u32)buffer[1]<<16)+((u32)buffer[2]<<8)+((u32)buffer[3]);
	
	return status;
	
}


/*********************************************END OF FILE*********************************************/