Questions tagged [sensor]
For questions dealing with devices that measure the physical world around us and translate it into signals for the Raspberry Pi.
657 questions
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Raspberry-pi minature cooling fan enquiry
I’m a student working on a Raspberry Pi 400 project, and I have a miniature 5V cooling fan connected through a breadboard. Right now, the fan runs as soon as the Pi is powered on, but I want it to ...
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How to read from dht11 on rapberry pi 5
I'm using a raspberry pi 5 to read from a dht11 sensor with the signal line connected to gpio pin 26. I tried using the Adafruit_DHT and adafruit_dht libraries, which led to the error messages "...
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12V output into GPIO
I am looking to wire this inductive proximity sensor to my Raspberry PI Pico W. I plan to power the sensor with a 12V source.
However, I obviously can't use the naive way since the sensor outputs at ...
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Is this the right approach for my project?
This is my first Raspberry PI project.
I'm trying it for fun and personal use for my home.
I want to mount a device that detects a face from a short distance (maybe 1m and less) and initialize an API ...
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I2C access along with capacitive touch screen sensing
For a basic application I need a screen with some inputs from user, so I got a 2.8" screen with capacitive touch from Waveshare. Also I need inputs from an I2C sensor - possibly 10 bytes worth of ...
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Cannot determine SOC peripheral base address in Raspberry Pi 5 with my temperature and humidity sensor
I am using a Raspberry Pi 5, 40 pin, 4 GB RAM version, with the Grove hat.
I am creating a project where I have connected a moisture sensor to A0 port, relay on D16 port and servomotor on PWM port, ...
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Rotary encoder issues
I currently have a 600 p/r encoder hooked up to a pi 4. Seems to work ok, but due to the pi OS (bookworm) it usually misses some counts. From what I read, it seems that there are 2 possible ways to ...
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Water detection with bare wires and internal resistor
I am making a DIY water changing system for my reef aquarium. I have some peristaltic peristaltic pumps and a .NET IOT app (am professional .NET developer) that controls the pumps.
The last piece of ...
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Grove Shield for RPi Pico doesn't detect one I2C connection
My hardware: I am using RPi Pico W and Grove Shield for Pi Pico. This shield has two female headers for I2C connection: I2C0 and I2C1.
I am also using Grove Pressure Sensor (DPS310).
Here is the ...
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Troubleshooting Temp/RH Sensor with RPi
I am working off of a Raspberry Pi 4B. I have recently connected this temperature/RH sensor, but I am having trouble to with the python code. This is the datasheet for the sensor (Pg. 11-18 are most ...
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How to get temperature and humidity data from a Sensiron SHT3X
The more I read, the more confused I become...
I have a SHT30 Temperature And Humidity Sensor. I bought it from Adafroot some time ago, but never found a real use for it. Now that Raspberry Pi has ...
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AS5600 encoder is not reading on Raspberry Pi 4
I'm trying to read the stepper motor angle using the AS5600 magnetic position encoder.
I'm using Raspberry Pi 4 and the pinout is the following:
VCC to 3.3V , GND to Ground ,SDA to GPIO2 (Pin 3) , SCL ...
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266
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Pico W I2C timeout occurs when using multiple sensors on a single bus
I am using to VL53 lidar sensor chips on a single I2C bus.
This specific chip does not have an option to change I2C address through hardware and so I must do it through software. This works and I am ...
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Connecting an analog level sensor
First time poster here. I'm okay with the programming side but have some issue with the electronics side
I have raspberry pi 4 and wish to connect a submersible water level sensor to it. The sensor ...
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Raspberry Pi hardware ( water Pump + soil moisture)
I have a water pump for Raspberry Pi (https://thepihut.com/products/amphibious-horizontal-submersible-pump) that I want to use.
Do I need a relay module for this water pump to make it work with ...
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