Arduino Stack Exchange
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Questions tagged [wires]

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

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What type of connector does the GROVE system use?

What type of connector does GROVE use? I'm interested in wiring some old sensors so they're compatible with GROVE, so I first need to identify the connector so I can buy the housing and pins to crimp. It looks to be some type of JST connector, but…
Cerin
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How to move from arduino to physical prototype

I've been reading a bit about moving from Arduino to PCB and it seems a bit daunting. For now, all I really want to do is take something I've built, and make a few changes so that I can actually create a casing for it and make sure everything stays…
mheavers
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Is there a semi-permanent way to attach wires to the Nano?

At least for prototyping, is there a semi-permanent way to attach wires to the Nano posts? And yes, usually the Nano is hanging in free space by its wires (yes I know, quick and dirty, should be using something cleaner, even for prototypes). So…
Chris O
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Breadboard-to-Arduino wiring with flat flex cable assemblies?

I want to wire Arduino Due connectors to a breadboard 8-at-a-time, so they're easier to remove and more reliable. I tried these Flat Flex Cable Assemblies (FFC assemblies) terminated with "solder lugs" from Digi-Key, but the pins are just a little…
Bob Stein
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Connecting an Arduino to a telephone line?

I would like to connect my Arduino Uno to a telephone line in order to answer a call, record a sequence of DTMF tones, generate a DTMF tone in response, and hang up. The telephone line uses a standard RJ11 connector. When a touch-tone phone is…
Nathan Osman
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Wirelessly (but fast) transfer STEP and DIR output from Arduino to stepper driver

Very short version: Looking for a way to wirelessly get STEP and DIR signals (only those two signals) from an Arduino to a DRV8825 stepper driver about a meter away: Arduino -> STEP and DIR IO pins -> transmitter ) ) ( ( receiver -> DRV8825 edit…
Jasper
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How to confirm a pin is fried

How do you confirm a pin has been damaged and is unable to work as a digital input? I tried detecting a pushbutton (connecting ground to pin 11 with a pullup resistor enabled) on a fresh Arduino Uno and digitalRead() always registers 0, regardless…
Cerin
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Arduino UNO won't move servo

I have a simple MG996 servo motor and I am trying to make it move with my Arduino Uno. I tried different ways of wiring but nothing seems to work as fully expected. For the wiring I followed this video: https://www.youtube.com/watch?v=b_xvu6wWafA…
Yulian Prodanov
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3 answers

Confused between SPI and I2C for SSD1306 OLED

I recently got myself an SSD1306 OLED display: I haven't been able to successfully wire it to an Arduino (Mega 2560) however. I have been reading up on I2C and SPI and checked some libraries from Adafruit and U8G2. However, I'm confused, since most…
Bart Van Loon
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Arduino LCD shows only black boxes

I've hooked up my Arduino on this LCD, and after running the following code, all I see is a row with black boxes and another one empty. //LiquidCrystal d(RS, E, D4, D5, D6, D7); LiquidCrystal lcd(0, 1, 2, 3, 4, 5); void setup() { …
Délisson Junio
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Absolute noob looking for troubleshooting help

My 10-year-old son went to a "Robotics Camp" and came home with a non-functional Arduino robot. I figured it shouldn't be too much trouble to get it working. He swears he had it operating at the camp, but our best efforts notwithstanding, we were…
T1M0THY
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Wiring Lilypad USB + ESP8266 Serial WiFi Module

I am trying to solve the following scenario: Lilypad USB connected to WIFI through ESP8266 Serial WiFi Module. http://arduino.cc/en/pmwiki.php?n=Main/ArduinoBoardLilyPadUSB http://www.seeedstudio.com/wiki/WiFi_Serial_Transceiver_Module According to…
blfuentes
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Button Matrix / Wiring Schematics

I am just beginning my journey into the Arduino world - plenty of development experience, but basically nothing with electronics outside of building computers. The question I have involves wiring schematics - specifically for a button matrix, but it…
Scott Salyer
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How does one use (specically the wiring) the OV7670 camera with the Arduino Uno?

If one could tell me where each of the pins on the back of the camera go to, that would be great. if someone added the code also that would be awesome.
Sam
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Switched from 3ft to 10ft connection wires. My setup doesnt run correctly now. Timing issues?

Running a DC motor(6.5A max input), motor driver (MD10C 7Amp peak output), and Arduino Mega. I am stabilizing an object with an accelerometer as my sensor. I switched to longer wires so I can have my board next to me and the stabilized object far…
Thunder Dornhofer
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