Explanation: Arduino code for sonar robot | Test & Rating

  • ELEGOO 5PCS HC-SR04 Ultrasonic Module Distance Sensor Compatible with Arduino UNO MEGA2560 Nano Robot XBee ZigBee
    Ultrasonic hc-sr04 distance measuring transducer sensor HC-SR04 consists of ultrasonic transmitter, receiver, and control circuit. When trigged it sends out a series of 40KHz ultrasonic pulses and receives echo from an object. ~Power supply: 5V DC; quiescent current: less than 2mA; effectual angle: less than 15°; distance: 2cm500cm; resolution: 0. 3 cm~ Package Content: 5pcs HC-SR04 with a little gift
  • SunFounder Ultrasonic Module HC-SR04 Distance Sensor for Arduino R3 Mega2560 Duemilanove Nano Robot Rapsberry Pi 4B 3B+, 3B, 2 Model B & 1 Model B+
    Ultrasonic hc-sr04 distance measuring transducer sensor, it consists of ultrasonic transmitter, receiver, and control circuit. HC-SR04 Ultrasonic Sensor Distance Module: using IO trigger for at least 10us high level signal,When triggered it sends out a series of 40KHz ultrasonic pulses and receives echo from an object. Hc-sr04 Test Distance following formula: L = 1/2 × T × C ( L is the distance, T is the time between the emission and reception, and C is the sonic speed) Power Supply : 5V DC; Quiescent Current : <2mA,; Effectual Angle: <15° ; Detection Distance : 2cm~450 cm; Resolution : 0.3 cm Package Content: 5 HC-SR04 Ultrasonic Sensors , 10 Female-Male Dupont Cables , 10 Female-Female Dupont Cables , 1 Exquisite package box
  • Smraza 5pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino R3 MEGA Mega2560 Duemilanove Nano Robot XBee ZigBee
    Test mode :Using IO trigger for high level signal.( Not less that 10us),The Module sends eight 40 kHz automatically and detect whether there is a pulse signal back. The detection zone: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15° Power supply: 5V DC; Quiescent current: less than 2mA. Test distance = ((Duration of high level)*(Sonic :340m/s))/2 Package included: 5pcs HC-SR04+ 2pcs Mounting Bracket(support HC-SR04 only)
  • Freenove Three-Wheeled Smart Car Kit for Raspberry Pi 4 B 3 B+ B A+, Robot Project, Tutorial and Code, APP Control, Live Video, Ultrasonic Camera Servo Wireless RC
    This car has two working modes. (Assembly required. Raspberry Pi and Battery are NOT contained.) Provides detailed tutorial and complete code (Python) -> The download link can be found on the product box. (No paper tutorial.) Compatible models -> Raspberry Pi 4B / 3B+ / 3B / 3A+. (2B / B+ is also compatible but needs extra parts.) Control methods -> Controlled wirelessly by your Android devices, iPhone and computer (Windows and Raspberry Pi OS). Needs battery -> See "AboutBattery.pdf" in downloaded file to buy.
    69.95 $
  • OSOYOO WiFi Internet of Things Learning Kit for Arduino | Include ESP8266 WiFi Shiled | Smart IOT Mechanical DIY Coding for Kids Teens Adults Programming Learning How to Code
    Programmable learner kit for beginners and professionals: Perfect intro to programmable Arduino electronic and IoT robotics. Wifi programming and control: With ESP8266 WIFI Shield , you can remote control programming and the sensors. Creative IoT Projects:This kit Includes Everything You Need To Build and Engineer Your Own smart home: WiFi Shield, Basic Board for Arduino, PIR motion sensor, Ultrasonic Sensor , Servo Motor, sound sensor, Obstacle Sensors, Buzzer Sensor Module, Photoresistor, Temperature/Humidity sensor, BMP180,Water detection sensor ,relay,Resistors package . Simple ,intelligent:Control your IOT System by Android and iOS App,Sample code are straight forward. This kit comes with NodeMCU micro controller board which is based on ESP8266, an enconimcal and powerful chip which supports wifi and Arduino IDE. Science ,Interesting and Strong Operability .The kit can not only help students make many fancy projects in science fair, hackathon and homeworks, but also prepare the necessary knowledge base for their future career path in an interesting way.
    36.97 $
  • SunFounder Raspberry Pi Car Robot Kit, 4WD HAT Module, Ultrasonic Sensor, Velocity Measurement Module etc. Electronic DIY Robot Kit for Teens and Adults, Raspberry Pi/TF Card/Battery not Included
    【STEAM ROBOTICS CAR KITS】An educational STEAM Raspberry Pi developmental smart car kit for beginners (12+ Teens) to learn Raspberry Pi programming, electronics assembling and robotics knowledge. It is an integration solution for building your own remote control car and learning and made for education, can truly realize knowledge into practice.(Raspberry Pi is not included) 【PROGRAMMING LANGUAGES & VARIOUS Modules】The Raspberry Pi robot be programmed by Python language. It comes with four sensor modules including 4WD HAT Module, Velocity Measurement Module, 3-ch Grayscale Sensor Module, and 3.3V Ultrasonic Module" 【MULTIPLE FUNCTIONS】The Multifunctional SunFounder 4WD Smart Car supports multiple functions: Obstacle Avoidance; Line Following; Object Following; Cliff Detection; Velocity Measurement; Mileage Calculation; Radar Sampling. In addition, It has 4 powerful motors, creat more power than SunFounder PicarV and PicarS. 【WEB CONTROL】The Raspberry Pi Car can be controlled by Android and iOS Mobile to get web remote control, only need your phone can connect the Internet. 【FRIENDLY DESIGN】It comes with user manual, includig a operational examples of web terminal, also provide the original python code for in-depth learning. (💟Note: Raspberry Pi/TF card/battery not included in the package, u need to purchase separately!!!))
    69.59 $ 84.99 $ -18%
  • SmartFly info TF-Luna Lidar Sensor 0.1-8m Short-Range Distance Single-Point Ranging Finder Module UART / I2C Compatible with Pixhawk and Raspberry Pi for Drone/Robot Obstacle Avoidance
    [Single-point Ranging LiDAR] TF-Luna is a single-point ranging LiDAR, based on TOF principle. With unique optical and electrical design, it can achieve stable, accurate and highly sensitive range measurement [Low Power Consumption] Power Consumption of TF-Luna is lower than 0.35W,suitable for battery-powered or low power consumption scenarios [Slim Figure Yet Big Skill] easy to install and integrate with 35mm * 21.25mm * 13.5mm in size,it's 5g at weight which is suitable for scenarios with strict load requirements [Wide Application] Pedestrian detection, vehicle detection, intelligent barrier gate and altimeter,robot fall detection/Anti-Fall,Drones Obstacle Avoidance and Altitude Hold Mode, Obstacle Avoidance,Traffic Statistics, Vehicle Crash Warning
    25.89 $
  • HiLetgo 10pcs IR Infrared Obstacle Avoidance Sensor Module for Arduino Smart Car Robot 3-Wire Reflective Photoelectric for Arduino Smart Car Robot
    Can be widely used in robot obstacle avoidance, obstacle avoidance car, line count, and black and white line tracking and so on. The effective distance range of 2 ~ 30cm, the working voltage of 3.3V- 5V
    7.99 $
  • Arduino MKR1000 WiFi with Headers [ABX00011]
    Ideal applications: IoT, smart home appliances, remotely controlled devices Unleash its full potential using expansion shields and add-on boards, from adding motion sensing, power management, motor controllers, CAN Bus connectivity, or a display Includes a special hardware element, a cryptochip, to ensure secure point to point communication Connects to the Arduino Cloud, but also AWS, IFTTT, Bluemix, browses any website as client, can make GET requests to server-side scripts, etc Talk to your browser via websockets or opening a faster UDP communication channel with standard software from the official Arduino TCP Library
    33.79 $
  • OSOYOO V2.1 Smart IOT Robot Car Kit for Arduino - Early STEM Education for Beginner Teenage and Kid – Learn Circuit, Sensor - Get Hands-on Experience on Programming, Electronics Assembling, Robotics
    START AND CREATE - OSOYOO V2.1 robot car is a perfect combination of challenge and excitement, learning and fun. Our kit is compatible with basic starter and robot car kit for Arduino. COMPLETE SETS OF MODULES – Bundle Includes basic board for R3, OSOYOO Uart WIFI shiled V1.3, HC Bluetooth, line tracking module, ultrasonic sensor, OSOYOO Model X motor drive board (an improved L298N module) , micro servo motor, IR receiver, IR Remote, IR obstacle sensor, Battery and charger are also included, almost everything needed to run the car in the package. MULTIPLE WORKING MODES – supports multiple working modes: auto-go, follow, line tracking, IR remote control, Ultrasonic avoidance, Wifi IOT control, Bluetooth control. HANDY APP CONTROL - Connect your smartphone to the car via Bluetooth and Wifi, and both APP is compatible with Android and IOS phone. DETAILED TUTORIAL – This package include a user’s guide and safety instructions. You can get all online instructions from the guide to learn how to assemble the robot car step-by-step with all additional contents included.
    65.74 $

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