Tagged Questions

6
votes
2answers
13 views

How can I mount a shield on a breadboard?

The non-standard spacing of the headers on Arduino boards makes it so the shields will not fit on a breadboard From what I have read, there is no good reason for the non-standard pin spacing on ...
1
vote
1answer
120 views

Hooking up multiple RGB LEDs while using a minimal number of PWM pins on an Arduino?

I currently have an anode RGB connected to the 11, 10, & 9 PWM pins on my arduino. However I would like to add 3 more LED's to my project, but I don't want to necessarily take up every single PWM ...
1
vote
1answer
190 views

Have I missed something when connecting this stepper motor?

I have an Arduino which I am using to control this stepper motor using a breadboard with this layout. I have the Arduino connected to my Mac and it successfully runs, but the "force" of the motor ...
0
votes
1answer
211 views

Is it possible to cut a breadboard?

I am new to Arduino, so I purchased a starter kit with a 800 pins (or something like that) breadboard. I would like to know if it is possible to cut it (or saw it) in half on the long side in order to ...
2
votes
1answer
585 views

Electric strike with Arduino circuitry?

Let me start by saying this is my first Arduino project, and I'm a little confused with some of the hardware. I am attempting for my first project to make a fingerprint door lock, and the only thing ...
5
votes
3answers
657 views

How does current flow through this Arduino circuit?

I must admit I'm rather ignorant of all things electric, so I got an Arduino with the intent of filling this gap in my education, and also learning more about the physics behind programming and do ...
0
votes
1answer
509 views

Using a breadboard power supply along with USB to Serial chip

This is a very niche question but I'm wondering if there is a general princinal that can be applied to help answer it. Here is my prediciment. I am making an Arduino on a breadboard. For the power ...
5
votes
3answers
9k views

How can I fix an AVRdude not-in-sync error when programming Arduino via USB-to-serial cable?

I'm trying to build this Ambient lighting for PC. This worked flawlessly on my Arduino Uno. My next step was to make it using "Arduino on a breadboard". So I bought a blank ATmega328 chip and burned ...
3
votes
2answers
2k views

Arduino: How to make a final prototype?

I've been working with my Arduino starter kit for a while and learning the basics of electronics. Now, I have a project that I would like to move off from the standard bread board that came with the ...
4
votes
4answers
3k views

Negative voltage from Arduino?

I recently got a INA101HP see picture below. I was trying to use it on a breadboard. To power the op amp I connected 5V to +vcc pin but then I realized I did not really get how to provide -5V for the ...
5
votes
1answer
336 views

Pushbutton Not Working with Arduino

I am trying to get a pushbutton working with the Arduino Button tutorial (and the example sketch). Unfortunately, I was not able to find a button like the one in the example and, instead, have a ...
1
vote
1answer
1k views

IMU - 3000 with ADXL345 and Arduino

Has anyone used the IMU-3000 with an attached accelerometer? I am creating a system which interfaces the IMU-3000 and attached ADXL345 (IMU Fusion board from SparkFun) with an Arduino board to do all ...