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Questions tagged [arduino-ultra-sonic]

85 questions
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I want to know if I any mistakes?

I have a problem with the Jsn-sr04t water proof ultrasonic sensor, knowing that the connection in the raspberry pi zero W1 is well made becouse it is activated but the readings of this are totally wrong, the pins were entered correctly but this one…
Guido Vilardo
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Make something happen every X seconds on Arduino

So, I want to make a hand sanitizer. I have an ultra-sonic sensor. Right now it works like this: when distance is lower than 5cm, it pours liquid. What I want to do is: when distance < 5 cm, pour for 2 seconds. After the 2 second have passed, wait…
Mihai Cozmuța
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Accelerometer vibration detection using a threshold

I've program the Accelerometer to detect vibrations by setting a reasonable min/max threshold along all 3-axis' raw data. I need it to only count how many times it detects vibration, however, due to the way it's programmed with the threshold, I used…
Bubbletea93
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distribute many ultrasonic sensor in specific area

I am working on a project in which I have to use ultrasonic sensors HC-SR04. I need to know how can determine the number of sensors that is separate in the circumference to coverage area (such as 40cm * 100cm) ? And how can get the ideal location…
Bobo Diet
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what to do with unstable ultrasonic sensor values

building a poop box for my cat with automatic door. im using an HC-SR04 ultrasonic sensor with Arduino mega. i have a sensor inside of an enclosed box(to sense if my cat is stuck inside, or stay open while cat is inside) the inside sensor will…
Chandradeo balram
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Can two Ultrasonic sensors share the Trigger cable

I'm creating a drink dispenser that needs 6 ultrasonic sensors (HC-SR04) as shown in the image to check whether the user has placed their cup in the right spot. However, I do not have enough digital pins on my Microcontroller to connect the trigger…
Saamer
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Arduino movement distance with only ultrasonic senzor

Is it possible measure a robot car movement distance only with ultrasonic sensor ?? I working on robot car, in the picture you can see how i placed my ultrasonic sensors(red points) and my question is if i can get width value??
IVIaster
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ESP8266-01 ets Jan 8 2013,rst cause:4, boot mode:(3,7)

Platform Hardware: ESP-01 Development Env: [Arduino IDE| Operating System: [Windows| Settings in IDE Module: [Generic ESP8266 Module| Flash Mode: [DOUT] Flash Size: [512KB] lwip Variant: …
Cyber Hunter
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C++ to Python Code (Arduino to Raspberry Pi) - Using Ultrasonic

I have a Ultrasonic (HCSR04) connected to a Raspberry PI 2015. I have the code for the Ultrasonic using C++ which I previously did in Arduino but I am having trouble translating it into Python code in order to use it in Raspberry PI. Could someone…
roux
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Arduino To SQL Server

Anyone who can Help me, Please tell me How to send ultrasonic detection readings from Arduino to SQL Server using Ethernet Cable? Need Code or Helping material or Link. I don't want to send it by using any Wifi module to Arduino just by using…
usamakhan18
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