Questions tagged [wires]

Wire is a conductor that used to connect electronic components each other

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961 views

Arduino starter kit example LEDS modification

I just begun with the Arduino starter kit, and in the second example I would like to test some changes to learn more. The point is to have a green LED shining, and when pressing the button the two ...
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1answer
364 views

Arduino Uno wiring and code with Parallax PMB-688

I'm new to Arduino GPS and am wondering if I could be pointed in the right direction regarding code and wiring when hooking up my Parallax PMB-688 to an Arduino Uno
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1answer
526 views

7 Segment Display SET UP

I am new to Arduino. I have been trying to connect a 7 segment display (3 digits) to my Arduino and I was successful, but I am not doing any connection to ground. I do not find the data sheet so I am ...
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0answers
50 views

Why do preformed breadboard jumper wire sets miss so many useful lengths? [closed]

When I'm setting up a small breadboard (400 point) with a Nano, I often find myself having to run wires that are between 1" and 2" or point distances between 10 and 20 spaces on the breadboard. I have ...
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0answers
147 views

Correct wiring?

I'm doing some Home automation and am currently trying to automate my intercom system. My overall aim is to be able to detect when someone has pressed the buzzer and then to be able to open the door ...
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0answers
362 views

Connecting RCA audio cables to Arduino

I'm working on a project which needs better audio quality than just a piezo buzzer, so I went out and bought a pair of used cheap speakers for $3. It turns out that they have RCA audio inputs rather ...
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0answers
308 views

How to recreate this basic ALPS switch board in Arduino?

I want to recreate this existing ALPS switch board (the board on the left) in Arduino, so I can control the switches (and 3 memory + 1 menu buttons) from my laptop. The ALPS switch board connects to a ...
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0answers
427 views

How can I connect a Fona to an Adafruit feather?

I have this adafruit-feather-huzzah-esp8266: https://learn.adafruit.com/adafruit-feather-huzzah-esp8266/pinouts and I want to connect a Fona board. But I am not certain which pins have the ...
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1answer
47 views

Remote controlled lights

I have a fixed roof light in my room that came with a remote control that can be fully taken apart. The remote control can switch the lights on or off using a radio system. I was wondering if there ...
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1answer
2k views

Arduino to send sms one time only when a button is pressed

The LED_UPDATE() is called in my loop() function, I implemented it (tried anyways), to send sms as shown in the code such that only one sms is sent , because as the loop() keeps calling LED_UPDATE(), ...
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0answers
69 views

How to splice into existing buttons?

I want to control a kettle. It has 4 buttons and a digital disply of the temp. I would like the buttons and disply to remain functional. I just want to make the buttons remoteky pressabke. The buttons ...
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0answers
36 views

Adding HC-SR04 ultrasonic sensor to the board [duplicate]

I would like to add three more HC-SR04 sensor Currently I have combined the Arduino UNO R3 with the AR 293d(refer to below graph), and pluged in one HC-SR04 sensor to the SRO4 hole at the left top ...
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1answer
67 views

Prototyping method

I'm currently using a normal breadbord 'n' solid-core-wires for prototyping, but it gets messy when I need to connect a large number of pins on the arduino, as when using an LCD display + another ...
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4answers
304 views

What are these wires called?

I'm currently developing a quad copter for my school project and I am coming to the part where I am collecting all the parts before I assemble everything. I have recently encountered a roadblock. I ...
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2answers
3k views

Arduino board is turning off when I connect to +5V

I am trying to set up an LCD screen without using a resistor or a potentiometer for an Arduino project. This is the LCD I am using: Basic 20x4 Character LCD. But when I connect to +5V on the Arduino ...
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1answer
125 views

do i need to also connect GND and 3.3v

I am trying to run this code: https://github.com/miguelbalboa/rfid/blob/master/examples/ReadNUID/ReadNUID.ino Using an ESP8266 based D1 board and an RFID-RC522. I am not able to get it to detect the ...
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2answers
143 views

Start timer when pins connected

I have switch is a line connected to Digital pins 1,2,3,4,5 . When pins 1 connects, I need a timer to start. as the rest connect i need it to mark the time in the console output of each one and End on ...
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1answer
29 views

Can an Arduino Pro Mini interface with a full-sized WiFi shield?

We have an Arduino Pro Mini on a breadboard connected to a 9V battery and a sensor, reading data. We also have a full-sized Adafruit WINC1500 WiFi Shield with PCB Antenna. I would like to know if they ...
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2answers
5k views

Attiny85 DigiSpark: Drive 128X64 OLED screen, no picture problem

Devices used It's about these devices: Quick scheme (how I connected those) Got the wiring info from the TinyWire library Program I use (also many different examples tried but no luck): #include &...
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2answers
100 views

Attach headers to servo wires?

I have these 3 wires coming from a servo motor. They're very thin and flimsy and despise staying in a breadboard. Is it possible to add headers to these wires to make them easier to put in a ...
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1answer
66 views

ATmega328P-PU blink example not working

I moved from an Arduino to a bare ATmega328P-PU (to save energy). First I wanted to start a blink-script to verify that it's all working. For this I flashed the bootloader and uploaded the blink-...
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1answer
44 views

Generate number

I wanna make some sketch to generate number to represent sensor value, with range from high (900) to low (670), that number decrease with range between 1-10 and with some delay of switching number ...
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1answer
212 views

How to detect if the arduino wire is still connected

I have hall sensors connected to an arduino, because of mechanical movements there is some possibility that the input wire may accidentally slip out of the arduino analogin sockets. Is there any way I ...
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1answer
217 views

How to wire Christmas lights with LEDs to use for Arduino Project?

First things first, I am new here and this is my first post. So if this is in the wrong place I apologize and please just let me know. I am a programmer that is getting into working with an Arduino ...
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1answer
193 views

Arduino wire question

I am a complete newbie to Arduino and I just received an ARDX arduino starter kit (the one that comes in the transparent green case) I have been following the instructions for Circ-01 for the blinking ...
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1answer
61 views

Finding connectors for push button component

What type of connectors would I use for these buttons?: http://www.adafruit.com/product/1477 They sell wires with the connectors already crimped on, but I only need the connectors. I found https://...
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1answer
298 views

Arduino Servo circuit by example

I have an Arduino program that uses the Thread library to create two concurrent threads, where: Thread #1 blinks an LED every 500ms; and Thread #2 blinks another LED every 250ms I wired things up, ...
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1answer
826 views

Powering LCD Displays without a Breadboard

I hope that this is not a silly question. I may be hoplelessly optimistic in asking, but is there any way to power & display information onto a LCD Display from an Arduino Uno.... Without the ...
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2answers
426 views

Variable current switch by human touch

Two goals: Make an LED turn on when a person touches two conductive pads (e.g. two square of aluminum foil) Make the RGB LED change color depending on how hard the pads are squeezed. I will figure ...
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2answers
774 views

Help with wiring? Fritzing example inside

I am trying to prep my wiring for a 8x8 Led Matrix w/ Bluetooth according to the following instructable: http://www.instructables.com/id/Arduino-SPI-7-Bi-color-LED-Matrix-Scrolling-Text-D/?ALLSTEPS ...
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1answer
74 views

Is this circuit properly made?

I can't get to work a circuit that doesn't look that hard to copy. This circuit was done for an Arduino extension of my DSC HS2032 system. I was trying the example "Status" on the Arduino's ...
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1answer
20 views

ESP32 proper DS18B20 wiring

I want to connect a DS18B20 to my newly bought Heltec ESP32 LoRa (V2). For initial testing I have used some standard code: #include "heltec.h" #include <OneWire.h> #include <...
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1answer
807 views

Wiring ESP8266 and PN532

I'm trying the Android Hce example in this PN532 library. I can't find how to set SDA and SCL address in the code, so I tried connecting them in CLK and SD0 pins. The serial monitor gives me "Didn't ...
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1answer
78 views

New to arduino, help wiring relay

I am new to arduino and need some help. I just baught light bars for my jeep and wiring harnesses with them, the harnesses come with buttons and I wanted to replace the button and have them controlled ...
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1answer
49 views

Can I read using an analog pin on an arduino Mega whether or not there is a high (5v) voltage on a wire from another board's digital pin?

I am making a peer-to-peer network of initiating devices and a common hub, which controls most of the hardware. It sends a number over Serial to Mega's Serial1 (Mega's Serial is used for communicating ...
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1answer
35 views

How to connect both MicroSD module and MPU9235 power in an arduino

I'm really new at electronics and wiring, so please be kind. Coding is my stuff, but I'm trying to learn something here. I'm working with a project to store the movements of a skateboard through a ...
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1answer
174 views

1.54 e-ink without driver [closed]

i wan’t to know if is possible to use this raw e-ink display with arduino. if it’s possible to directly connect cables from this ribbon cable to arduino without any driver pcb and control it with 3 ...
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1answer
2k views

Hardware Serial connection for Arduino Mega 2560 NEO GY-GPSMV2 GPS module

My project is Vehicle Tracking System, One of my module is GPS module (Neo GY-GPSMV2). I can successfully see the GPS coordinates via Software Serial. But what I want is that my Arduino should not be ...
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1answer
235 views

Coding or Wiring? Dual Piezo sensor not triggering LED lights

I am running two piezos off an Arduino UNO and trying to get 10 LED lights to trigger when the piezo voltage exceeds a certain threshold. Problem is, the LEDs wont fire when the Piezo voltage exceeds ...
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2answers
412 views

analogRead returning 0 constantly when connected to joystick

What reasons could there be for a joystick to return 0 when using analogRead? X-pin is connected to AO and y-pin is connected to A1. VCC is connected to 5V and GRND is connected to GRND. By ...
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1answer
1k views

GSM and Bluetooth modules on 1 Arduino Uno board

I couldn't find anything on this topic. Task: to connect sensors to Arduino board via Bluetooth module, process the received data and then send the data to server via GSM module. Question: Is it ...
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1answer
150 views

Problems with Ultrasonic Sensor

I want to check my understanding on how to use digitalWrite for 5V and Grd and why this code isn't working. This is for the Makeblock sensor Consider the image here which says to plugin a wire to 5V, ...
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3answers
3k views

How to wire up and trigger this SPDT relay?

How do I connect a SPDT relay to an Arduino? It's a DC 5V Coil 6 Pin relay and ultimately what I want to do is have the Arduino trigger the relay to allow voltage to pass through. I couldn't find a ...
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1answer
247 views

SparkFun EL Sequencer does not work

I have connected to EL wire, 12v EL Inverter to SparkFun EL Sequencer but it does not work (no battery is connected). The connections are the same like in Hookup Guide (https://cdn.sparkfun.com/assets/...
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1answer
265 views

The most practical plug socket

I am starting some Arduino's projects with different sizes (very small based on Arduino Nano and bigger using Arduino Mega). These projects will be manipulated by students and they will connect and ...
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1answer
3k views

How to wire an LMD18200 and an arduino?

Ive been working with a motor project for a while and i bought this H-bridge(LMD18200). I dont understand how im supposed to connect it to the arduino. Here is the datasheet for the lmd18200:
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1answer
58 views

Unsure how to connect the anode in this circuit

I am making a game of X and O’s and ran out of pins on the Arduino. After searching on the internet I found out about connecting it in a grid connecting all the anodes in columns and the different ...
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1answer
495 views

Arduino, lcd 16x2 and UTP cable shows gibberish text?

I'm using an arduino uno, and an 16x2 LCD that is connected to the arduino uno with a 1m long UTP cable to transmit data and as well power the LCD screen. I used to test my code and my wiring with ...
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1answer
244 views

Can I mix 22awg and 26awg hookup wire in the same circuit?

I'm still fairly new to Arduino projects, and am only just now getting into building circuits where I want to cut and place my own hookup wire instead of using the precut jumper wires. I inherited ...
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1answer
46 views

ESP01 to DC Motor powered via Battery with Power Regulator

Hi I'm wanting to control a dc motor through esp-01 and to have it powered by batteries. To keep my esp-01 safe, I have found the esp-01 adapter to regulate voltage. I am wondering if anyone could ...