Arduino Questions, Problems & Solutions : TransWikia.com ~ Page 7

3 input (on/off/off with delay) to control 1device using ESP8266 as Web Server

I want to control one device in three ways : turn on / turn off / turn off with delay.To do that i use an ESP8266 web server +...

Asked on 09/25/2021 by hamidreza hosseine

1 answer

Strange Arduino Serial Behavior

I have a quirky question today. I have an Arduino MEGA 2560 with a very simple setup. It's connected to my pc over usb, and has one device connected on...

Asked on 09/25/2021 by Interrobang

1 answer

I'm getting an error while uploading my code to esp8266 via an arduino (FatalError('Failed to connect to %s: %s' % (self.CHIP_NAME, last_error)))

Arduino: 1.8.13 (Windows 10), Board: "Generic ESP8266 Module, 80 MHz, Flash, Legacy (new can return nullptr), All SSL ciphers (most compatible), dtr (aka nodemcu), 26 MHz, 40MHz, DOUT (compatible),...

Asked on 09/25/2021 by Reghunaath A A

1 answer

Wemos D1 mini and JSN-SR04T-2.0: Type of power supply affects the sensor readings

Pretty similar to what is described here I have the strange problem that my sensor readings are affected by the type of power supply I use. Whenever I connect...

Asked on 09/25/2021

1 answer

NodeMCU ESP8266

I am doing a project and using NodeMCU ESP8266. My project includes sensors for UART, I2C and 4 interrupts. I need to read the data from these sensors and get...

Asked on 09/25/2021 by Anirudh garg

1 answer

Arduino Due Master Programming

I am newbie. In my application Arduino Due is configured as Master and Arduino Uno as Slave. I need to transfer 24-bit Hexadecimal data of about 79-registers to slave device....

Asked on 09/25/2021 by vamshi krishna

0 answer

digital input pins on arduino nano with standard firmata and pyfirmata are always 'None'

I have connected pin D2 on my arduino nano to high, and tried it out with an arduino c program...

Asked on 09/25/2021 by Alex028502

1 answer

motor driver shield covering ports for ultrasonic sensor

im new to arduino and am making an arduino car. the motor driver shield covers the ports (am connecting an ultrasonic sensor) and i know that we can connect it...

Asked on 09/25/2021 by V2ube

0 answer

Arduino Modbus Slave Library Needed

We are building a circuit based on ATMega328* that :Reads 32 current transducers, multiplexed into one Analog Input,Reads 12 voltage transducers, multiplexed into one Analog Input,Reads 6 temperature sensors, multiplexed...

Asked on 09/25/2021 by A.H. Shukry

1 answer

2xArduinos, 2xDevices, I2C setup

Is it valid configuration using hardware I2C pins: Especially: can NanoEvery initialize communication with DS2482, while it is slave for Mega2560?...

Asked on 09/25/2021 by Tomasito

0 answer

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