Arduino Stack Exchange
Arduino Stack Exchange

Questions tagged [hardware]

The physical circuitry and other components of a machine or device. This is distinct from the program code running on a device, which may be called software or firmware.

253 questions
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Difference between Arduino.cc and Arduino.org

Recently I have noticed that there are two arduino sites, arduino.cc and arduino.org. They both have the Arduino logo and both sell what seems to be official Arduino boards. Also, arduino.org came out with the Arduino Zero board first. What is the…
NULL
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Re-use smartphone/tablets parts like a camera

For learning and hacking purposes, I plan to study and use parts from smartphones and tablets like Galaxy or iPhone. They are really efficient and pretty cheap... Did anybody do this before? If yes, can anybody tell me what kind of connector is this…
Charaf
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USB cable connector

The arduino has a USB port which can connect to a computer. The cable used to make this connection has a standard USB connector at one end (that connects to the computer) and a "larger" connector on the opposite end (that connects to the arduino). …
Paul
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Can I use ATtiny48 as a board in Arduino?

I have seen people using ATtiny45 and other boards and there are hardware configurations files for them. Can we use ATtiny48 as a processor for Arduino? If so where can I get a boards.txt file that supports it? Alternatively how can I write such a…
dmSherazi
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SIM800C developer board "SIM not inserted"

I bought this SIM800C development board (vendor unknow): I conected it to an Arduino and put a brand new SIM card in it. This is the model of SIM I'm using: Problem is, development board doesn't detect SIM card: at+cfun=1,1 OK at+cpin? …
user31481
3
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2 answers

Sending IR (NEC)-Signals with Arduino

I have an Arduino Micro where I want to control a display with IR commands. So the Arduino should send the IR commands to the display. I have found a library "Arduino-IRremote", which I am using to transmit Commands to the display. The display works…
Michael B
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'Basic electronics' resources

I've seen that there are many resources on programming basis for arduino for people that have some electronics basis or background. Are there similar resources on the opposite? Basics electronics for programmers? Things that cover: How to read…
hithwen
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GCRduino shows up briefly in the IDE and then disappears

I have two UNO boards from a few years ago. They look the same as far as chip placement goes. I can plug both in and get flashing lights on them, and when I hit the reset (2x the on-off) button, they both make the same LED "noises". Since the LEDs…
iateadonut
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Lego / Meccano style blocks for 'serious' projects

What can be used like Lego or other construction sets, but is more serious and 'professional'? E.g. what comes with gears and screws and things like that, but is geared to serious modelling or more permanent projects?
Ken - Enough about Monica
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how to differentiate in code between Sangunio and Microduino core+

Sanguino and Microduino core+ both uses ATMEGA644PA. I need to write a piece of code in my library where I need to check what board has been selected. #elif defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) # define TIMER_PWM_PIN 11 …
dmSherazi
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Arduino TRE Release Date and Cost

I have been awaiting the release date for some time for the Arduino TRE. So, my question is simple does anyone know the release date or any hints about when it might come out? Also, what do you think the cost will be?
NULL
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Connecting Arduino to a cheap Graphics Card for VGA Output

I understand that the Arduino is generally not fast or powerful enough to generate a suitable VGA/HDMI signal with higher resolution. However, I've noticed that there are inexpensive PC graphics cards available that can easily maintain a stable…
gilhad
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Are Arduino's truly OSH?

I keep reading how Arduinos are "open source", but my understanding of OSH is that all its components must be open source. Arduino uses an Atmel 8-bit CPU - but Googling this shows the Atmel is proprietary!? So I ask: how can Arduino be OSH if it's…
Zac
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OBD Connector to Arduino

I bought an OBD connector from Sparkfun to try to connect to my vehicle via arduino. I'm just beginning and am not sure if I can just connect the connector pics to the arduino directly, or if there is some other required hardware? Does anyone know…
user3596
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1 answer

Arduino Hardware Issue

I have two Arduino Uno R3 boards and both of them now seem to have an issue. There's a micro sized 8 Pin chip near the dc power port. This seems to get incredibly hot (i managed to get a blister from touching it) and the "L" Led seems to stay dimly…
Cameron
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