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Need help with code
New to Arduino and coding trying to make a temperature controlled fan using lm35 as the sensor lm35 temperature sensor reading is wrong and i think the problem is with my code ( I used Chatgpt to...
View ArticleCan i detect an object hit the ground by using mpu6050
I have mpu6050 and I have an esp32, I plug the esp32 with mpu6050 and read sensor data I placed esp32 and mpu6050 on an object that is a cylinder. I want to detect when this object touches the ground....
View ArticleUno R4 to Arduino 9-axis motion shield
Hi I'm a newbie here. I'm trying to connect my Uno R4 wifi to the 9-axis motion shield. I've tried using couple of sensor libraries: Arduino_NineAxesMotion and Adafruit_BMO055. I tried an example...
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UV Sensor reading 0
Hi everyone, I'm encountering a problem with my UV sensor, when I read the value I just get 0. It's a basic sensor with VCC, which I've connected to 5V, GND which I've connected to GND, and OUT, which...
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INA3221 - common positive
Hya, INA3221 breakout boards are known for not separating the 3 channels, but there is one company that designed one. Yesyes. I got one and have some questions: I have a solar MPPT controller, and the...
View ArticleTrying to configure MCP2515 to ESP-32 NodeMCU board
I'm try to configure an MCP2515 to an ESP-32 NodeMCU board. I only want to be able to read a small subset of messages from a CANbus on a BMW R1250GS I'm using this library: autowp/arduino-mcp2515:...
View ArticleBibliothèque jsy-mk-194
Bonjour à tous. Je cherche un programme pour esp32 afin d'utiliser un capteur jsy-mk-194 comme capteur de puissance. Je ne trouve pas. Il me faut la bibliothèque jsy-mk-194T en format zip pour ide...
View ArticleAll I2C functions hanging, need lidar input
Hi! My friend and I are trying to use a TF-Luna LiDAR sensor with our Arduino UNO board. We are using a popular code segment that seems to pop up everywhere for TF-Luna: /* File Name:...
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Filling machine with yf-s201 reading error
Hi guys, first time poster so please be gentle I am trying to make an automated filling machine using a relay and a YF-S201 flow sensor. I am all set except the part that reads flow sensor data and...
View ArticleIR Remote Decode Protocol Unknown and returning 0 Command [solved]
Hi I'm Novice Urduino user looking for help to debug what is going wrong with the following code. I've searched the forums and haven't been able to find the exact solution to my isuue. Project...
View ArticleInfra red beams / coin detection
Hello! This is just a thought swapping topic really, no real circuitry or code problems. I've been working on a basic coin detector using IR. Probably not the smartest move. So I started with a IR Tx...
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4 x 10kg load cell, 4 hx711 amp and esp32-c3-supermini
Hello, I'm going to configure it like 4 x 10kg load cell, 4 hx711 amp and esp32-c3-supermini and test it. In the case of amp, the line is complicated, so I'm making it into pcb and experimenting with...
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CT-clamp current sensor factors for low current range
I'm trying to pick a CT-clamp for measuring low currents 0-500mA. I know I could buy a residual current sensors built for that, but I limit my research to "aliexpress"-clamps for $ reasons. My Shelly...
View ArticleView Huskylens camera
I was looking to buy a HuskyLens AI camera sensor. I was wondering if there was a way to view what the camera sees from a PC not the actual device. Device...
View ArticleADPD188bi programming
Hi I have written a code for my ADPD188bi, but the code is not sensitive to lower concentrations, if anyone can help me out to find any bugs that would be helpful. It uses registers, which has been a...
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Steering wheel Force Feedback
Welcome I made this project, which is a steering wheel, but there is no reaction (vibration on bumpy roads). What is the solution? Thanks 6 posts - 2 participants Read full topic
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SoftwareSerial and Sensor Trouble
Merged code doesn't work properly #include <SoftwareSerial.h> why is the value always 0 even though the wiring is correct. is there any solution?is the sensor damaged? 3 posts - 3 participants...
View ArticleMy arduino printing garbage
i'm using a lolin(wemos) d1 r2 mini here is the code #include <Ultrasonic.h> #set TRIGGER_PIN 6 #set ECHO_PIN 7 Ultrasonic ultrasonic(TRIGGER_PIN, ECHO_PIN); void setup() { Serial.begin(9600);...
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INA219 sensor not working
Hello. I am trying to test out my INA219 current sensor, however it does not seem to work. I am running the default base program Arduino gives me to test it out. I will paste the code and attach my...
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Emulation of SCD30 functionality as in video on product webpage
Hi there, I'm new to Arduino and working on my first CO2 capture related project. Got the CO2 sensor to work with an Uno board and a small display and also separately managed to get a Feather board...
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