【雕爷学编程】Arduino动手做（158）---VL53L0X激光测距模块2 中等

/*

 【Arduino】168种传感器模块系列实验（资料代码+仿真编程+图形编程）

  实验一百五十八：GY-530 VL53L0X 激光测距 ToF测距 飞行时间测距传感器模块 IIC通信协议

 项目之四：简易测量距离（读数以毫米为单位，可测范围40mm-2200mm）

 模块接线：

 VL53L0X Arduino

 VCC    5V

 GND    GND

 SCL    A5

 SDA    A4

*/



#include <VL53L0X.h>

#include <Wire.h>

VL53L0X sensor; //Create the sensor object

int startTime = millis(); //used for our timing loop

int mInterval = 100; //refresh rate of 10hz

void setup() {

 Serial.begin(57600);

 Wire.begin(); //Setup your I2C interface

 Wire.setClock(400000); // use 400 kHz I2C

 sensor.setTimeout(500); //Set the sensors timeout

 if (!sensor.init())//try to initilise the sensor

 {

  //Sensor does not respond within the timeout time

  Serial.println("VL53L0X is not responding, check your wiring");

 }

 else

 {

  //SET THE SENSOR TO LONG RANGE MODE

  // lower the return signal rate limit (default is 0.25 MCPS)

  sensor.setSignalRateLimit(0.1);

  // increase laser pulse periods (defaults are 14 and 10 PCLKs)

  sensor.setVcselPulsePeriod(VL53L0X::VcselPeriodPreRange, 18);

  sensor.setVcselPulsePeriod(VL53L0X::VcselPeriodFinalRange, 14);

  sensor.setMeasurementTimingBudget(40000); //Set its timing budget in microseconds longer timing budgets will give more accurate measurements

  sensor.startContinuous(50); //Sets the interval where a measurement can be requested in milliseconds

 }

}

void loop() {

 //We have to be careful here. If we request a measurement before the measurement has been taken your

 //code will be blocked until the measurement is complete. In order to stop this from happening we

 //must ensure that time between measurement requests is greater than the timing budget and the argument

 //given in the startContinuous() function. In our case our measurement time must be greater than 50mS.

 if ((millis() - startTime) > mInterval)

 {

  Serial.println(sensor.readRangeContinuousMillimeters()); //Get a reading in millimeters

  startTime = millis();

 }

 delay(80);

}

/*

 【Arduino】168种传感器模块系列实验（资料代码+仿真编程+图形编程）

 实验一百五十八：GY-530 VL53L0X 激光测距 ToF测距 飞行时间测距传感器模块 IIC通信协议

 项目之六：使用Adafruit_VL53L0X.h库测量距离（范围40mm-1000mm）

 模块接线：

 VL53L0X Arduino

 VCC    5V

 GND    GND

 SCL    A5

 SDA    A4

*/

#include "Adafruit_VL53L0X.h"

Adafruit_VL53L0X lox = Adafruit_VL53L0X();

void setup() {

 Serial.begin(115200);

 // wait until serial port opens for native USB devices

 while (! Serial) {

  delay(1);

 }

 Serial.println("Adafruit VL53L0X test");

 if (!lox.begin()) {

  Serial.println(F("Failed to boot VL53L0X"));

  while (1);

 }

 // power

 Serial.println(F("VL53L0X API Simple Ranging example\n\n"));

}

void loop() {

 VL53L0X_RangingMeasurementData_t measure;

 Serial.print("Reading a measurement... ");

 lox.rangingTest(&measure, false); // pass in 'true' to get debug data printout!

 if (measure.RangeStatus != 4) { // phase failures have incorrect data

  Serial.print("Distance (mm): "); Serial.println(measure.RangeMilliMeter);

 } else {

  Serial.println(" out of range ");

 }

 delay(100);

}