45、roseconds(5);digitalWriteCtrigPin,LOW);duiation=pulseIii(echoPin,HIGH);duiation=duration/59;returnduration;intABAR1tl;voidsetwp()Senal.begin(9600);digitalWnte(4,LOW);ABAR1tl=0;voidloopO_ABAR_l_tl=ardublockUltrasomcSensorCodeAutoGeneratedRetximCM(4,5);Senalpnnt(Hdistance:n);Senal.pi...
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 ...
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 ...
void setup() { // put your setup code here, to run once: // 设置波特率用于通信 Serial.begin(9600); delay(1000); } //循环,每一秒钟测量并在屏幕上打印一次距离 void loop() { // put your main code here, to run repeatedly: // sr.Distance()为测量距离的函数,返回值即为距离,通过print...
// include the library code #include <Wire.h> #include <LiquidCrystal_I2C.h> #include <NewPing.h> LiquidCrystal_I2C lcd(0x27,16,2);//0x27 0x3F #define TRIGGER_PIN 2 // Arduino pin tied to trigger pin on the ultrasonic sensor. ...
float distance=0; //保存得到的距离 void setup() { // put your setup code here, to run once: pinMode(pinTrip,OUTPUT); pinMode(pinEcho,INPUT); Serial.begin(9600); } void loop() { // put your main code here, to run repeatedly: ...
项目地址:https://www.tinkercad.com/things/j0k4YgzXoDF-ultrasonic-distance-sensor-led-bar-graph-blocks intdistanceThreshold =0;intcm =0;intinches =0;longreadUltrasonicDistance(inttriggerPin,intechoPin) { pinMode(triggerPin, OUTPUT);//Clear the triggerdigitalWrite(triggerPin, LOW); ...
Nano Boards Arduino Nano 3.0 Arduino Nano 33 IoT Arduino Nano 33 BLE Sense MKR Boards Arduino MKR1000 Arduino MKR WIFI 1010 Arduino MKR ZERO Other Boards and Kits ESP32 Wroom DevKit C ESP32 Wroom DevKit V1 Seeduino Lotus Seeduino v4.2 ...
{ // a low pull on pin COMP/TRIG triggering a sensor reading digitalWrite(URTRIG, LOW); digitalWrite(URTRIG, HIGH); // reading Pin PWM will output pulses unsigned long DistanceMeasured=pulseIn(URPWM,LOW); if(DistanceMeasured>=10200) ...
The following callbacks are implemented in the library, but you can override them in your application code: BoardGetBatteryLevelis an empty pre-defined callback in the library. Every board has a different method to read the battery level (or none at all). If you want the LoRaWAN node to...