Fermion: VL6180X ToF激光测距传感器

简介

VL6180X是意法半导体的一款ToF激光测距传感器,可测量5-100mm的距离,但在良好的环境下测量距离可达200mm。VL6180X搭载了意法半导体FlightSense ™技术,可以精确的测量距离,与目标反射率无关。同时VL6180X还搭载了环境光传感器,可以测量出环境光数据。

特性

应用场景

技术规格

引脚说明

序号 丝印 功能描述
1 VCC 电源正极
2 GND 电源负极
3 SCL I2C时钟线
4 SDA I2C数据线
5 INT 指示传感器数据准备就绪
6 CE 使能引脚,低电平关闭传感器

使用教程

准备

关于如何安装库文件,点击链接

  /** param:mode  default: VL6180X_SINGEL
        VL6180X_SINGEL                    0x00           A single measurement of ALS and range
        VL6180X_CONTINUOUS_RANGE          0x01           Continuous measuring range
        VL6180X_CONTINUOUS_ALS            0x02           Continuous measuring ALS
        VL6180X_INTERLEAVED_MODE          0x03           Continuous cross measurement of ALS and range
  */
  VL6180X.setMode(VL6180X_INTERLEAVED_MODE);

  /**
   * @brief  Obtain ambient light data
   * @return Measured ambient light data
   */
  float getALSValue();

  /**
   * @brief  Obtain range data
   * @return Measured range data
   */
  uint8_t getRangeVlaue();

接线图

样例代码1 - 通过轮询的方式读取数据

烧录代码,打开串口,串口打印出测量的环境光数据和距离。

/**!
 * @file pollMeasurement.ino
 * @brief Measures absolute range from 0 to above 10 cm 
 * @n Measurement of ambient light data
 * @copyright  Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
 * @licence     The MIT License (MIT)
 * @author [yangfeng]<feng.yang@dfrobot.com>
 * @version  V1.0
 * @date  2021-02-08
 * @get from https://www.dfrobot.com
 * @url  https://github.com/DFRobot/DFRobot_VL6180X
 */
#include <DFRobot_VL6180X.h>

//当iic地址被修改后,应当在实例化类时传入更改后的iic地址。iic地址被更改后掉电保存,但是,如果使用了CE引脚进行了传感器重启,iic地址会变回默认地址0x29
//DFRobot_VL6180X VL6180X(/* iicAddr */0x29,/* TwoWire * */&Wire);
DFRobot_VL6180X VL6180X;

void setup() {
  Serial.begin(9600);
  while(!(VL6180X.begin())){
    Serial.println("Please check that the IIC device is properly connected!");
    delay(1000);
  }
  /*更改IIC地址*/
  //VL6180X.setIICAddr(0x29);
}

void loop() {
  /*轮询的测量环境光数据*/
  float lux = VL6180X.alsPoLLMeasurement();
  String str ="ALS: "+String(lux)+" lux";
  Serial.println(str);
  delay(1000);
  /*轮询的测量距离*/
  uint8_t range = VL6180X.rangePollMeasurement();
  /*获得范围值的判断结果*/
  uint8_t status = VL6180X.getRangeResult();
  String str1 = "Range: "+String(range) + " mm"; 
  switch(status){
  case VL6180X_NO_ERR:
    Serial.println(str1);
    break;
  case VL6180X_EARLY_CONV_ERR:
    Serial.println("RANGE ERR: ECE check failed !");
    break;
  case VL6180X_MAX_CONV_ERR:
    Serial.println("RANGE ERR: System did not converge before the specified max!");
    break;
  case VL6180X_IGNORE_ERR:
    Serial.println("RANGE ERR: Ignore threshold check failed !");
    break;
  case VL6180X_MAX_S_N_ERR:
    Serial.println("RANGE ERR: Measurement invalidated!");
    break;
  case VL6180X_RAW_Range_UNDERFLOW_ERR:
    Serial.println("RANGE ERR: RESULT_RANGE_RAW < 0!");
    break;
  case VL6180X_RAW_Range_OVERFLOW_ERR:
    Serial.println("RESULT_RANGE_RAW is out of range !");
    break;
  case VL6180X_Range_UNDERFLOW_ERR:
    Serial.println("RANGE ERR: RESULT__RANGE_VAL < 0 !");
    break;
  case VL6180X_Range_OVERFLOW_ERR:
    Serial.println("RANGE ERR: RESULT__RANGE_VAL is out of range !");
    break;
  default:
    Serial.println("RANGE ERR: Systerm err!");
    break;
  }
  delay(1000);
}

结果

SEN0364result1

样例代码2 - 通过中断的方式读取数据

烧录代码,打开串口,串口打印出测量的环境光数据和距离。

/**
 * @file interleaveMode.ino
 * @brief 本示例介绍了在交叉测量模式下的进行中断方式的测量光照数据以及范围数据。
 * @copyright  Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
 * @licence     The MIT License (MIT)
 * @author [yangfeng]<feng.yang@dfrobot.com>
 * @version  V1.0
 * @date  2021-03-08
 * @get from https://www.dfrobot.com
 * @url  https://github.com/DFRobot/DFRobot_VL6180X
 */
#include <DFRobot_VL6180X.h>

DFRobot_VL6180X VL6180X;

uint8_t flag = 0;
uint8_t ret= 1;

void interrupt()
{
  if(flag ==0){
    flag = 1;
  }
}

void setup() {
  Serial.begin(9600);
  while(!(VL6180X.begin())){
    Serial.println("Please check that the IIC device is properly connected!");
    delay(1000);
  }  
  /** 开启INT引脚的通知功能
   * mode:
   * VL6180X_DIS_INTERRUPT          不开启中断
   * VL6180X_LOW_INTERRUPT          开启中断,INT引脚默认输出低电平
   * VL6180X_HIGH_INTERRUPT         开启中断,INT引脚默认输出高电平
   * 注意:当使用VL6180X_LOW_INTERRUPT模式开启中断时,请用“RISING”来触发中断,当使用VL6180X_HIGH_INTERRUPT模式开启中断时,请用“FALLING”来触发中断。
   */
  VL6180X.setInterrupt(/*mode*/VL6180X_HIGH_INTERRUPT); 

  /** 配置采集环境光的中断模式
   * mode 
   * interrupt disable  :                       VL6180X_INT_DISABLE             0
   * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
   * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
   * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
   * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
   */
  VL6180X.alsConfigInterrupt(/*mode*/VL6180X_NEW_SAMPLE_READY); 

  /** 配置测距的中断模式
   * mode 
   * interrupt disable  :                       VL6180X_INT_DISABLE             0
   * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
   * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
   * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
   * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
   */
  VL6180X.rangeConfigInterrupt(VL6180X_NEW_SAMPLE_READY);

  /*配置环境光采集周期*/  
  VL6180X.alsSetInterMeasurementPeriod(/* periodMs 0-25500ms */1000);

  #if defined(ESP32) || defined(ESP8266)||defined(ARDUINO_SAM_ZERO)
  attachInterrupt(digitalPinToInterrupt(D9)/*Query the interrupt number of the D9 pin*/,interrupt,FALLING);
  #else
  /*    The Correspondence Table of AVR Series Arduino Interrupt Pins And Terminal Numbers
   * ---------------------------------------------------------------------------------------
   * |                                        |  DigitalPin  | 2  | 3  |                   |
   * |    Uno, Nano, Mini, other 328-based    |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  |                   |
   * |-------------------------------------------------------------------------------------|
   * |                                        |    Pin       | 2  | 3  | 21 | 20 | 19 | 18 |
   * |               Mega2560                 |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  | 2  | 3  | 4  | 5  |
   * |-------------------------------------------------------------------------------------|
   * |                                        |    Pin       | 3  | 2  | 0  | 1  | 7  |    |
   * |    Leonardo, other 32u4-based          |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  | 2  | 3  | 4  |    |
   * |--------------------------------------------------------------------------------------
   */
  /*                      The Correspondence Table of micro:bit Interrupt Pins And Terminal Numbers
   * ---------------------------------------------------------------------------------------------------------------------------------------------
   * |             micro:bit                       | DigitalPin |P0-P20 can be used as an external interrupt                                     |
   * |  (When using as an external interrupt,      |---------------------------------------------------------------------------------------------|
   * |no need to set it to input mode with pinMode)|Interrupt No|Interrupt number is a pin digital value, such as P0 interrupt number 0, P1 is 1 |
   * |-------------------------------------------------------------------------------------------------------------------------------------------|
   */
  attachInterrupt(/*Interrupt No*/0,interrupt,FALLING);//Open the external interrupt 0, connect INT1/2 to the digital pin of the main control: 
    //UNO(2), Mega2560(2), Leonardo(3), microbit(P0).
  #endif

 /*开启交叉测量模式*/
  VL6180X.startInterleavedMode();

}

void loop() {
  if(flag == 1){
    /** 读取测量环境光的中断状态
     * 返回值与设置的中断模式相对应
     * No threshold events reported  :                                            0
     * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
     * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
     * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
     * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
     */
    if(VL6180X.alsGetInterruptStatus() == VL6180X_NEW_SAMPLE_READY){
      /*获得采集的环境光数据*/
      float lux = VL6180X.alsGetMeasurement();
      /*清除因采集环境光而产生的中断*/
      VL6180X.clearAlsInterrupt();
      String str ="ALS: "+String(lux)+" lux";
      Serial.println(str);
      flag = 0;
    }
    /** 读取测距中断状态
     * 返回值与设置的中断模式相对应
     * No threshold events reported  :                                            0
     * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
     * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
     * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
     * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
     */
    if(VL6180X.rangeGetInterruptStatus() == VL6180X_NEW_SAMPLE_READY){
      flag = 0;
      /*获得测量的距离数据*/
      uint8_t range = VL6180X.rangeGetMeasurement();
      /*获得范围值的判断结果*/
      uint8_t status = VL6180X.getRangeResult();
      /*清除因测量距离而产生的中断*/
      VL6180X.clearRangeInterrupt();
      String str1 = "Range: "+String(range) + " mm"; 
      switch(status){
        case VL6180X_NO_ERR:
          Serial.println(str1);
          break;
        case VL6180X_EARLY_CONV_ERR:
          Serial.println("RANGE ERR: ECE check failed !");
          break;
        case VL6180X_MAX_CONV_ERR:
          Serial.println("RANGE ERR: System did not converge before the specified max!");
          break;
        case VL6180X_IGNORE_ERR:
          Serial.println("RANGE ERR: Ignore threshold check failed !");
          break;
        case VL6180X_MAX_S_N_ERR:
          Serial.println("RANGE ERR: Measurement invalidated!");
          break;
        case VL6180X_RAW_Range_UNDERFLOW_ERR:
          Serial.println("RANGE ERR: RESULT_RANGE_RAW < 0!");
          break;
        case VL6180X_RAW_Range_OVERFLOW_ERR:
          Serial.println("RESULT_RANGE_RAW is out of range !");
          break;
        case VL6180X_Range_UNDERFLOW_ERR:
          Serial.println("RANGE ERR: RESULT__RANGE_VAL < 0 !");
          break;
        case VL6180X_Range_OVERFLOW_ERR:
          Serial.println("RANGE ERR: RESULT__RANGE_VAL is out of range !");
          break;
       default:
          Serial.println("RANGE ERR: Systerm err!");
          break;
     }
    }
  }
}

结果

SEN0364result1

样例代码3 - 设置距离阈值中断

烧录代码,打开串口,当距离超出设置阈值是串口会打印出数据。

/**
 * @file rangeContinuousInterruptMode.ino
 * @brief 本传感器工作可工作在四种中断模式下,分别是低于下阈值触发中断模式、高于上阈值触发中断模式、低于下阈值或者高于上阈值触发中断模式以及新样本值采集完成触发中断模式
 * @n 本示例介绍了在连续测量范围模式下的四种中断
 * @copyright  Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
 * @licence     The MIT License (MIT)
 * @author [yangfeng]<feng.yang@dfrobot.com>
 * @version  V1.0
 * @date  2021-03-08
 * @get from https://www.dfrobot.com
 * @url  https://github.com/DFRobot/DFRobot_VL6180X
 */
#include <DFRobot_VL6180X.h>

DFRobot_VL6180X VL6180X;

uint8_t ret= 1;
uint8_t flag = 0;

void interrupt()
{
  if(flag ==0){
    flag = 1;
  }
}

void setup() {
  Serial.begin(9600);
  while(!(VL6180X.begin())){
    Serial.println("Please check that the IIC device is properly connected!");
    delay(1000);
  }  
  /** 开启INT引脚的通知功能
   * mode:
   * VL6180X_DIS_INTERRUPT          不开启中断
   * VL6180X_LOW_INTERRUPT          开启中断,INT引脚默认输出低电平
   * VL6180X_HIGH_INTERRUPT         开启中断,INT引脚默认输出高电平
   * 注意:当使用VL6180X_LOW_INTERRUPT模式开启中断时,请用“RISING”来触发中断,当使用VL6180X_HIGH_INTERRUPT模式开启中断时,请用“FALLING”来触发中断。
   */
  VL6180X.setInterrupt(/*mode*/VL6180X_HIGH_INTERRUPT); 

  /** 配置测距的中断模式
   * mode 
   * interrupt disable  :                       VL6180X_INT_DISABLE             0
   * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
   * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
   * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
   * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
   */
  VL6180X.rangeConfigInterrupt(VL6180X_OUT_OF_WINDOW);

  /*设置测距周期*/
  VL6180X.rangeSetInterMeasurementPeriod(/* periodMs 0-25500ms */1000);

  /*设置阈值*/
  VL6180X.setRangeThresholdValue(/*thresholdL 0-255mm */40,/*thresholdH 0-255mm*/100);

  #if defined(ESP32) || defined(ESP8266)||defined(ARDUINO_SAM_ZERO)
  attachInterrupt(digitalPinToInterrupt(D9)/*Query the interrupt number of the D9 pin*/,interrupt,FALLING);
  #else
  /*    The Correspondence Table of AVR Series Arduino Interrupt Pins And Terminal Numbers
   * ---------------------------------------------------------------------------------------
   * |                                        |  DigitalPin  | 2  | 3  |                   |
   * |    Uno, Nano, Mini, other 328-based    |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  |                   |
   * |-------------------------------------------------------------------------------------|
   * |                                        |    Pin       | 2  | 3  | 21 | 20 | 19 | 18 |
   * |               Mega2560                 |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  | 2  | 3  | 4  | 5  |
   * |-------------------------------------------------------------------------------------|
   * |                                        |    Pin       | 3  | 2  | 0  | 1  | 7  |    |
   * |    Leonardo, other 32u4-based          |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  | 2  | 3  | 4  |    |
   * |--------------------------------------------------------------------------------------
   */
  /*                      The Correspondence Table of micro:bit Interrupt Pins And Terminal Numbers
   * ---------------------------------------------------------------------------------------------------------------------------------------------
   * |             micro:bit                       | DigitalPin |P0-P20 can be used as an external interrupt                                     |
   * |  (When using as an external interrupt,      |---------------------------------------------------------------------------------------------|
   * |no need to set it to input mode with pinMode)|Interrupt No|Interrupt number is a pin digital value, such as P0 interrupt number 0, P1 is 1 |
   * |-------------------------------------------------------------------------------------------------------------------------------------------|
   */
  attachInterrupt(/*Interrupt No*/0,interrupt,FALLING);//Open the external interrupt 0, connect INT1/2 to the digital pin of the main control: 
    //UNO(2), Mega2560(2), Leonardo(3), microbit(P0).
  #endif

  /*开始连续测距模式*/
  VL6180X.rangeStartContinuousMode();

}
void loop() {
  if(flag == 1){
    flag = 0;
    /**读取并判断产生的中断是否与设置中断相同
     * No threshold events reported  :                                            0
     * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
     * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
     * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
     * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
     */
    if(VL6180X.rangeGetInterruptStatus() == VL6180X_OUT_OF_WINDOW){
      /*获得测量的距离数据*/
      uint8_t range = VL6180X.rangeGetMeasurement();
      /*获得范围值的判断结果*/
      uint8_t status = VL6180X.getRangeResult();
      /*清除因测量距离而产生的中断*/
      VL6180X.clearRangeInterrupt();
      String str1 = "Range: "+String(range) + " mm"; 
      switch(status){
        case VL6180X_NO_ERR:
          Serial.println(str1);
          break;
        case VL6180X_EARLY_CONV_ERR:
          Serial.println("RANGE ERR: ECE check failed !");
          break;
        case VL6180X_MAX_CONV_ERR:
          Serial.println("RANGE ERR: System did not converge before the specified max!");
          break;
        case VL6180X_IGNORE_ERR:
          Serial.println("RANGE ERR: Ignore threshold check failed !");
          break;
        case VL6180X_MAX_S_N_ERR:
          Serial.println("RANGE ERR: Measurement invalidated!");
          break;
        case VL6180X_RAW_Range_UNDERFLOW_ERR:
          Serial.println("RANGE ERR: RESULT_RANGE_RAW < 0!");
          break;
        case VL6180X_RAW_Range_OVERFLOW_ERR:
          Serial.println("RESULT_RANGE_RAW is out of range !");
          break;
        case VL6180X_Range_UNDERFLOW_ERR:
          Serial.println("RANGE ERR: RESULT__RANGE_VAL < 0 !");
          break;
        case VL6180X_Range_OVERFLOW_ERR:
          Serial.println("RANGE ERR: RESULT__RANGE_VAL is out of range !");
          break;
       default:
          Serial.println("RANGE ERR: Systerm err!");
          break;
     }
    }
  }
}

结果

SEN0364result1

样例代码4 - 设置环境光阈值中断

烧录代码,打开串口,当环境光超出设置阈值是串口会打印出数据。

/**
 * @file alsContinuousInterruptMode.ino
 * @brief 本传感器工作可工作在四种中断模式下,分别是低于下阈值触发中断模式、高于上阈值触发中断模式、低于下阈值或者高于上阈值触发中断模式以及新样本值采集完成触发中断模式
 * @n 本示例介绍了在连续测量环境光模式下的四种中断
 * @copyright  Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
 * @licence     The MIT License (MIT)
 * @author [yangfeng]<feng.yang@dfrobot.com>
 * @version  V1.0
 * @date  2021-03-08
 * @get from https://www.dfrobot.com
 * @url  https://github.com/DFRobot/DFRobot_VL6180X
 */
#include <DFRobot_VL6180X.h>

DFRobot_VL6180X VL6180X;

uint8_t flag = 0;
uint8_t ret= 1;

void interrupt()
{
  if(flag ==0){
    flag = 1;
  }
}

void setup() {
  Serial.begin(9600);
  while(!(VL6180X.begin())){
    Serial.println("Please check that the IIC device is properly connected!");
    delay(1000);
  }
  /*配置环境光采集周期*/  
  VL6180X.alsSetInterMeasurementPeriod(/* periodMs 0-25500ms */1000);

  /** 开启INT引脚的通知功能
   * mode:
   * VL6180X_DIS_INTERRUPT          不开启中断
   * VL6180X_LOW_INTERRUPT          开启中断,INT引脚默认输出低电平
   * VL6180X_HIGH_INTERRUPT         开启中断,INT引脚默认输出高电平
   * 注意:当使用VL6180X_LOW_INTERRUPT模式开启中断时,请用“RISING”来触发中断,当使用VL6180X_HIGH_INTERRUPT模式开启中断时,请用“FALLING”来触发中断。
   */
  VL6180X.setInterrupt(/*mode*/VL6180X_LOW_INTERRUPT); 

  /** 配置采集环境光的中断模式
   * mode 
   * interrupt disable  :                       VL6180X_INT_DISABLE             0
   * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
   * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
   * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
   * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
   */
  VL6180X.alsConfigInterrupt(/*mode*/VL6180X_OUT_OF_WINDOW); 
  /**设置采集增益
   * gain:
   * 20   times gain: VL6180X_ALS_GAIN_20                       
   * 10   times gain: VL6180X_ALS_GAIN_10                       
   * 5    times gain: VL6180X_ALS_GAIN_5                        
   * 2.5  times gain: VL6180X_ALS_GAIN_2_5                      
   * 1.57 times gain: VL6180X_ALS_GAIN_1_67                     
   * 1.27 times gain: VL6180X_ALS_GAIN_1_25                     
   * 1    times gain: VL6180X_ALS_GAIN_1                        
   * 40   times gain: VL6180X_ALS_GAIN_40                       
  */
  //VL6180X.setALSGain(VL6180X_ALS_GAIN_1);

  //这里设置阈值的接口和设置增益的接口相关联,若要同时指定增益和阈值,请先设置增益,再设置阈值
  VL6180X.setALSThresholdValue(/*thresholdL 0-65535lux */40,/*thresholdH 0-65535lux*/100);

  #if defined(ESP32) || defined(ESP8266)||defined(ARDUINO_SAM_ZERO)
  attachInterrupt(digitalPinToInterrupt(D9)/*Query the interrupt number of the D9 pin*/,interrupt,RISING);
  #else
  /*    The Correspondence Table of AVR Series Arduino Interrupt Pins And Terminal Numbers
   * ---------------------------------------------------------------------------------------
   * |                                        |  DigitalPin  | 2  | 3  |                   |
   * |    Uno, Nano, Mini, other 328-based    |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  |                   |
   * |-------------------------------------------------------------------------------------|
   * |                                        |    Pin       | 2  | 3  | 21 | 20 | 19 | 18 |
   * |               Mega2560                 |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  | 2  | 3  | 4  | 5  |
   * |-------------------------------------------------------------------------------------|
   * |                                        |    Pin       | 3  | 2  | 0  | 1  | 7  |    |
   * |    Leonardo, other 32u4-based          |--------------------------------------------|
   * |                                        | Interrupt No | 0  | 1  | 2  | 3  | 4  |    |
   * |--------------------------------------------------------------------------------------
   */
  /*                      The Correspondence Table of micro:bit Interrupt Pins And Terminal Numbers
   * ---------------------------------------------------------------------------------------------------------------------------------------------
   * |             micro:bit                       | DigitalPin |P0-P20 can be used as an external interrupt                                     |
   * |  (When using as an external interrupt,      |---------------------------------------------------------------------------------------------|
   * |no need to set it to input mode with pinMode)|Interrupt No|Interrupt number is a pin digital value, such as P0 interrupt number 0, P1 is 1 |
   * |-------------------------------------------------------------------------------------------------------------------------------------------|
   */
  attachInterrupt(/*Interrupt No*/0,interrupt,RISING);//Open the external interrupt 0, connect INT1/2 to the digital pin of the main control: 
    //UNO(2), Mega2560(2), Leonardo(3), microbit(P0).
  #endif

  /*开启连续采集模式*/
  VL6180X.alsStartContinuousMode();
}

void loop() {
  if(flag == 1){
    flag = 0;
    /**读取并判断产生的中断是否与设置中断相同
     * interrupt disable  :                       VL6180X_INT_DISABLE             0
     * value < thresh_low :                       VL6180X_LEVEL_LOW               1 
     * value > thresh_high:                       VL6180X_LEVEL_HIGH              2
     * value < thresh_low OR value > thresh_high: VL6180X_OUT_OF_WINDOW           3
     * new sample ready   :                       VL6180X_NEW_SAMPLE_READY        4
     */
    if(VL6180X.alsGetInterruptStatus() == VL6180X_OUT_OF_WINDOW){
      /*获得采集数据*/
      float lux = VL6180X.alsGetMeasurement();
      /*清除中断*/
      VL6180X.clearAlsInterrupt();
      String str ="ALS: "+String(lux)+" lux";
      Serial.println(str);
    }
  }
}

结果

SEN0364result1

样例代码5 - 重置传感器

该代码的作用是重置传感器,当设置I2C地址并忘记时可用该代码重置I2C地址

/**!
 * @file restart.ino
 * @brief 该示例会重置传感器,并把I2C地址恢复为默认(0x29)
 * @copyright  Copyright (c) 2010 DFRobot Co.Ltd (http://www.dfrobot.com)
 * @licence     The MIT License (MIT)
 * @author [yangfeng]<feng.yang@dfrobot.com>
 * @version  V1.0
 * @date  2021-02-08
 * @get from https://www.dfrobot.com
 * @url  https://github.com/DFRobot/DFRobot_VL6180X
 */
 uint8_t Pin 12   //设置的GPIO口与传感器的CE引脚相连
void setup() {
 pinMode(pin,OUTPUT);
 digitalWrite(Pin,LOW);
 delayMicroseconds(300);
 digitalWrite(Pin,HIGH);
}

void loop() {

}

结果

SEN0364result1

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