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Questions tagged [prototype]

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Using prototype PCBs as Arduino shield

Is is possible to use prototype PCBs (PCB with grid of unconnected holes with copper around them, usually with pitch 2.54 mm) as Arduino shield, when they are fitted with appropriate pin headers? I am ...
jiwopene's user avatar
  • 113
1 vote
0 answers
61 views

Automatic water pump Trigger System - I need my code FIXED

int out = LED_BUILTIN; int strt = 3; int stp = 9; void setup() { pinMode(out,OUTPUT); pinMode(strt,INPUT); pinMode(stp,INPUT); } void loop() { while(true) { if(digitalRead(strt) == LOW) ...
Saagar G's user avatar
1 vote
1 answer
53 views

Hand position sensor

What is the simplest way to get an alarm sound when a human raise hands up. Assuming he is wearing a sensor or whatever as a watch or ring.
user216385's user avatar
-1 votes
1 answer
604 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-...
Cowboy_Patrick's user avatar
1 vote
2 answers
281 views

How can I upload a sketch remotely from a distant location onto an arduino that is power by a battery

Of course after developing a success full embedded product the next step would be making upgrades to compete favorably with new products in the market. Well making upgrades would require making ...
Sigma's user avatar
  • 39
-1 votes
2 answers
274 views

Arduino yes! and after? [closed]

I am new to electronics and am currently working with an Arduino UNO. I know the basics of PCB manufacturing (Besides, I'm fiddling with mine, very basic of course) Anytime I'm curious about how to ...
Anubis's user avatar
  • 9
1 vote
0 answers
193 views

Multiple Atmega328p wired communication

I am using multiple ATMEGA328Ps (4 ATMEGA328P) (OR Arduino Unos). The distance between two farthest ATMEGAs is 14 meters (One is Master Device and Other is Node), and other 3 are connected to each ...
JavaEnthusias's user avatar
3 votes
0 answers
1k views

TRIAC Pulse driver for Spot Welder (help needed with programming)

I have designed and built a transformer driver board for my spot welder. It is powered from mains electricity (230 V) and consists of the following segments: triac drive and protection, zero cross ...
Pioter's user avatar
  • 31
0 votes
2 answers
221 views

Methodology for designing/prototyping LED patterns

Several of my projects go through this time-consuming and tedious phase: design a LED pattern for a geometry of WS2812 LEDs implement it with e.g. FastLED write to Arduino and see results goto step 1 ...
Anna's user avatar
  • 163
-1 votes
2 answers
515 views

Do prototypes need to follow the order of the functions? [closed]

I define prototypes prior to calling the functions. Does the order of the prototypes have to match the order of the functions in the code? I'd like to sort the prototypes alphabetically, while I ...
MaxG's user avatar
  • 125
2 votes
3 answers
161 views

How much power can a proto board handle?

I have been working on a project where I will be powering an Arduino and some LED light strips (2 x 3 Meter strips w/ 30 LEDs per meter). I am powering all of it from a 5v 10amp power supply. ...
Tyler Pearce's user avatar
1 vote
3 answers
107 views

Arduino not recognizing when a timer reaches 0

Alright, so I'm attempting to make a timer that will turn on a light after an hour. Currently I have it set to 5 seconds for testing. What is happening is whenever I start the program it won't ...
Jayjaxx's user avatar
  • 113
7 votes
3 answers
12k views

How to know positive and negative in breadboard

I have this breadboard, and there is no indication on it about what is positive/negative on it. In comparison, this other breadboard (pic from the internet) DOES have indications: Can anyone give ...
N Sharma's user avatar
  • 355
1 vote
1 answer
195 views

What to do after prototyping?

I want to make a USB gamepad, and I've heard that an Arduino would be great for this kind of project. But before I start to work on it, I want to make sure I understand some things. Here are my basic ...
Max Jacob's user avatar
  • 157
0 votes
2 answers
3k views

Arduino Nano clone doesn't fit into breadboard. How can I work around this? [closed]

I have bought an arduino nano clone (called funduino) and upon trying to place it into my breadboard to work with it I realised that the pins do not line up with the holes on the breadboard so I ...
Shaun Wild's user avatar
0 votes
2 answers
161 views

What is the necessity of "Prototyping Shield" for an arduino UNO R3?

I just want to learn Arduino and make some small projects. But in the beginner starter kit there's a part named Prototyping Shield. Is it necessary or will it help me?
Fazla Rabbi Mashrur's user avatar
1 vote
2 answers
358 views

Convert library from using bitbanging to hardware SPI

I'm using a MCP3008 8ch 10bit ADC to expand the Analog Inputs for the project I'm working on. The only library I can find for it is here the library is ported from Adafruit's Raspberry Pi library here....
TheAutomator's user avatar
1 vote
2 answers
495 views

Arduino Prototype on Breadboard: "avrdude: stk500_recv(): programmer is not responding" [duplicate]

I have created an arduino prototype using the exact instructions found on this page: https://www.arduino.cc/en/Main/Standalone However, when I plug in the micro USB power supply and try to upload a ...
Hassan M's user avatar
  • 171
0 votes
1 answer
266 views

Arduino on breadboard Tension is 4.4V instead of 5 V,looking for some guidance

I build a circuit that work on breadboard now i try to prototype it,so i start solder it on a prototype board and the arduino is out of sync.So i check the tension and for some reason it's 4.4~4.6 on ...
Vincent Diallo-Nort's user avatar
1 vote
1 answer
70 views

Analogue input 0 staying at 0 when sensing light with Arduino and a photocell

I am doing a circuit for capturing light intensities. I followed the tutorial provided by Adil Moujahid Yet, when I plug the jumper wires on 5V the circuit stops working and when I plug on 3.3V the ...
Revolucion for Monica's user avatar
0 votes
1 answer
272 views

Arduino LED lighting up when signal is reading low on multimeter

My code is designed to play a tone when ever pin 3 is high on my Arduino. When I am examine the pins voltage with a multimeter it is always reading below 1 volt. When I examined the voltage off of a ...
Marcello B.'s user avatar
2 votes
3 answers
337 views

How can I turn this into an (Ableton) controller?

I found this lovely decade box in a demolished house recently and want to turn it into an Ableton controller. As you see, there are 18 knobs, each with 12 individual states. I'd like to have a ...
bealbrown's user avatar
4 votes
3 answers
3k views

How to directly solder wires to protoshield to connect them to Arduino pins

I bought an assembled Arduino Uno protoshield version 5, similar to this: I bought it because I would like to solder wires from Arduino IOs, and I was quite disappointed with the impossibility to do ...
heltonbiker's user avatar
3 votes
5 answers
4k views

Mouser/DigiKey part number for female "stacking" headers?

Adafruit has this wonderful product: http://www.adafruit.com/products/85 What are these actually called? I've looked all over the place in Mouser and DigiKey and can't find them (now, granted, it's ...
JayEye's user avatar
  • 756
0 votes
4 answers
133 views

Arduino: Breadboards and PCBs [duplicate]

I just watched this excellent video tutorial that shows a simple Arduino program that toggles an LED via a pushbutton. Very cool! In the video, the author is using a breadboard for prototyping his ...
smeeb's user avatar
  • 509
3 votes
4 answers
4k views

How are PCB's programmed?

So recently I have been looking into prototyping my arduino project and there are a lot of tutorials online on how to take your Arduino and using a software such as Eagle to make a PCB layout but I ...
Brandan B's user avatar
  • 133
1 vote
3 answers
594 views

Can i use arduino code, without using arduino board but just using MCU included

I am developing a product, and to ease my job i am planning to use MCU inside the arduino with the library of Arduino. Since all the registers are already defined inside the library, and all required ...
kara's user avatar
  • 19
1 vote
3 answers
262 views

How to "implement" an Arduino prototype?

I am starting with Arduinos, coming from the world of Linux (with the RPi as a bridge) and after having tested some setups I now wonder where to go next in implementation. What I am trying to ...
WoJ's user avatar
  • 133
7 votes
4 answers
10k views

ATtiny85 minimum setup to blink led

What would be the (very) minimum schematic to make a ATtiny85 blink a led? Restrictions are: There must be a C program compiled and uploaded to it, just like an Arduino board would have. The code ...
DrBeco's user avatar
  • 269
0 votes
1 answer
53 views

Proto Shields wthout breadboard?

I want to use a proto shield (brand is unimportant) and solder some components to it, to make something more premanent than using a breadboard. My question is can the components be soldered directly ...
Duane's user avatar
  • 103
0 votes
4 answers
257 views

What is the purpose of Galileo (or other unremovable chips)

I know the Arduino is a nice quick and dirty prototyping board. You quickly test your idea, and if you want to proceed you can do so with AVRs. Your options are: Upload the program to Arduino, then ...
user1584421's user avatar
  • 1,405
7 votes
3 answers
6k views

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 ...
Bob Stein's user avatar
  • 303
1 vote
1 answer
71 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 ...
Délisson Junio's user avatar
8 votes
4 answers
4k views

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 ...
Chris O's user avatar
  • 339