A breadboard is a pre-made generic board for prototyping.
1
vote
2answers
155 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 ...
2
votes
2answers
59 views
Arduino Uno starter's kit and project
Recently i bough an Arduino Uno, along with a breadboard starters kit (those two were bough separate) and i am trying to configure my first project. Looking to the breadboard instructions, if i am not ...
4
votes
1answer
47 views
How to implement HD74HC32 (quadruple 2-input positive-OR gate)?
I'm struggling to implement the HD74HC32 (quadruple 2-input positive-OR gate) package:
My breadboard looks as following:
Notes:
...
1
vote
2answers
155 views
a solderless breadboard alternative allowing point to point wiring by pushing the wire between special bifurcated pins?
Does anyone remember what was the name of the manufacturer who made a solderless breadboard alternative allowing point to point wiring by pushing the wire between special bifurcated pins on the back ...
13
votes
4answers
1k views
Can you put a 120vac positive line into a breadboard?
Is there anything I need to know about putting a 120vac positive line in my breadboard? (Like, for example, if it's a bad idea to do that to begin with.) It will just be a christmas lights strand at ...
3
votes
2answers
68 views
Which way will I place a momentary Tactile switch in a solderless breadboard
Well I am a beginner in electronics. So, I have some 4 pin tactile switches and I am confused about placing them in the breadboard. Here is the poorly drawn photo of the two ways of placing by me. ...
3
votes
2answers
89 views
A heat sensor that powers an LED with no controller
I'm a programmer, and I can wrap my head around having a controller board which monitors a temperature sensor llike this ...
36
votes
3answers
1k views
Why are they called breadboards?
Why are solderless protoboards called "breadboards"? I've used the term for decades but couldn't answer a student's question about the name.
5
votes
4answers
313 views
What's an easy way to supply power to a breadboard without using batteries?
There are a number of kits available (for example sparkfun's Breadboard Power Supply USB - 5V/3.3V and Breadboard Power Supply 5V/3.3V or Adafruit's Adjustable breadboard power supply kit - v1.0) but ...
0
votes
1answer
56 views
Using on and off switches and logic gates
So I have 2 switches Representing:
Bit A
Bit B
And then I have :
AND gate
OR gate
Not gate
Some other gates like adder and comparator
I used the method described here because the Adder & ...
0
votes
3answers
98 views
Breadboards and ground loops
The book Practical Electronics by Scherz and Monk states (3rd ed., p 48):
A ground bus, or bus bar found in breadboards... serves as an adequate substitute for a single point ground.
Is this ...
-3
votes
1answer
76 views
Building 8bits alu on breadboard [closed]
I want to build a 8 bit alu containing :
- 8 bit comparator
- 4 inverters
- 2 and gates
- 2 or gates
- 2 full adder 4 bits
- 10 leds
- 8 mux 8 to 1
e
My question is how much volt do I need to make ...
1
vote
3answers
82 views
Higher resistance resistor in place of higher wattage?
Engineering newbie here. I'm fairly sure I already know the answer to the question, but I figure I'll ask anyway.
I've got an LED lying around, that according to an LED calculator requires a 80R 1/2w ...
6
votes
2answers
280 views
Good Quality Breadboards?
Between my engineering classes and out-of-class projects I'm always having to clear my breadboard every time I attempt a project. I would like to invest in some good quality breadboards to conduct ...
2
votes
2answers
564 views
Cheap solid equipment wire for breadboard from online shop? [closed]
I need breadboard wire for fast prototyping. It can apparently be 22AWG or 24AWG, acccording to this reply about stranded VS solid wire. Because it is for prototyping, I am not looking for expensive ...
6
votes
2answers
23 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
2answers
84 views
SMDs for Breadboards
I'm looking at building an inductive charger (based on the design at http://people.oregonstate.edu/~watersal/documents/uhc_awaters.pdf), and there are a few components they use that are ...
-3
votes
1answer
111 views
having problem in creating 555 oscillator in breadboard [closed]
i am quite new in electronics department and so have a very little knowledge about it...ok so i am going to set up a 555 oscillator.....i have the 555 timer chip, a solderless breadboard and resistors ...
3
votes
7answers
246 views
What is the easiest way to connect a breadboard to a multimeter?
The test leads on my multimeter are too large to fit in the holes in my breadboard. How can I easily connect my multimeter to test voltage on my breadboard?
2
votes
1answer
184 views
Breadboard Confusion
I just received the following breadboard in a electronics starter pack I purchased.
I am a little confused in how I would go about prototyping on this board, all the tutorials I have read state ...
3
votes
3answers
157 views
2 × 20 pin SMT to DIP adapter?
I want to adapt a 40 pin SMD (0.5mm pitch) for usage on a breadboard. Are there any adapters available that I can use together with a simple soldering iron?
Already I found the SchmartBoard adapters, ...
2
votes
3answers
196 views
Ground on Breadboard
I need to connect an input signal from a function generator to a circuit I made on a breadboard.
If I use a BNC to Banana cable, then would the "ground" of the function generator (the ground on the ...
1
vote
2answers
114 views
Suitable components for logic control [closed]
Having never worked with electrical components, ignorance of the most elementary sort is holding me back. I'm looking for suitable components for logic control of DIY home automation equipment. I've ...
0
votes
1answer
80 views
More advanced magnetic breadboard with software defined wires [closed]
Since we could compile the netlist on a typical x86 like computer
and download it to a FPGA chip so everything is connected and functioning,
Why can't we extend the same idea to Mix Signal ...
8
votes
2answers
3k views
Connecting AND Gate Chip to an Integrated Circuit
I am trying to teach myself how to make integrated circuits and I'm having trouble integrating an AND gate into the circuit though.
I took a picture of it. The voltage running across the power rails ...
4
votes
5answers
4k views
get a DC motor from household device?
I was wondering if there are any common household devices from which I can get a small DC motor (I have a 9V battery...) to use with a breadboard? It'd take me a long time to buy one so I was hoping ...
2
votes
2answers
130 views
Why would a breadboard have a conductive plate underneath it?
So for my electrical engineering classes, we were tasked to make an operational amplifier.
However, on the day of testing the instructor showed me that the bottom of my breadboard (which he had ...
13
votes
4answers
599 views
Wire broke off and stuck in a header
I'm working with an Arduino, and one of the stripped portions of the wire broke off at some point and managed to get pretty wedged into the 5V pin slot. Obviously, this wouldn't matter as much for a ...
1
vote
1answer
205 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
238 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 ...
4
votes
2answers
406 views
New to breadboarding and IC
I am trying to make a very simple AND Logic gate with the help of a breadboard. This is my first time using all this. I have referred to the video
http://www.youtube.com/watch?v=x9R9KAtTyWA
It said ...
8
votes
1answer
372 views
Is there a good replacement for stripboard in the surface mount world?
More and more components I want to use are only available in surface mount packages.
I can either get a big collection of adapter boards for all flavors of SOIC/WFBGA/QDERP to 100 mil pin spacing, ...
3
votes
2answers
160 views
Breadboard layout question
I am a software developer trying to understand how computers work at a lower level.
I have managed to create a few simple circuits, one which lights up an LED. I have noticed that all the ...
1
vote
1answer
176 views
Is this a breadboard?
I am a software developer who wants to learn more about how Computers work at a lower level. I did GCSE Electronics 16 years ago.
I have bought an Electronics starter kit, which contains this ...
6
votes
2answers
395 views
Soldering leads/pins to SMD/SMT for solderless breadboard prototyping?
Background:
I just began with electronics and I'm looking to build a 12v to 5v converter circuit. My plan is to use a Murata 78SR-5 to power either an Arduino or Rasberry Pi. I'm studying electronic ...
1
vote
1answer
84 views
Does this product page contradict the corresponding datasheet?
I'm currently using N-channel MOSFET's my hobby circuit, and have had two go out on me. As a result, I'm studying them a little more and making sure I'm not doing anything that might harm them.
On ...
2
votes
1answer
661 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
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 ...
5
votes
2answers
343 views
Using multiple resistors on a breadboard to limit voltage to LED
so I've recently begun my venture into electrical engineering, just got myself a breadboard with some jumper cables, a pack of assorted LED's and a few 200 ohm resistors.
I'm trying to understand how ...
3
votes
4answers
210 views
Breadboard Quality questions
I'm an electrical student in my second year and I'm using a breadboard for multiple lab classes. I'm thinking that my breadboard is starting to fail inside and I'm having a hard time troubleshooting ...
4
votes
2answers
164 views
Can pins (breadboard friendly) be added to non-drilled pads?
Some PCBA's have pads along the edge, where I believe some kind of headers could be soldered (or may be not), but don't have the pads drilled. I guess manufacturers save a little cost on drilling, and ...
3
votes
2answers
161 views
Breadboard type of connector
I'm looking for a single contact, female connector that I can solder on a PCB and insert components or wires in - exactly what a prototyping breadboard is made of but I want them standalone.
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 ...
2
votes
1answer
420 views
transferring raw schematic to breadboard and PCB
i have some schematic from TINA pro, pspice, orcad and the lite. Is there a way to automatically convert it into a both breadboard and PCB layout. This is a bright idea since it will save time. What ...
-2
votes
1answer
115 views
Basic Circuit AND,OR and NOT with 3 LED [closed]
I just started my course in logic design and digital computer circuit
how can you create a circuit with AND, OR and NOT connecting it to 3 LED and connects to a DIP?
I have trouble understanding this ...
5
votes
1answer
483 views
Alternatives to breadboards for high-current applications
I've read that solderless breadboards cannot handle more than 1 A of current or so. What kinds of alternatives exist to a solderless breadboard? Would a soldered board make a difference if I want to ...
0
votes
3answers
2k views
Breadboarding circuits
Could someone tell me if I breadboard this circuit correctly? I am very new to breadboarding.
Note that
Green = Resistor (take all to have same resistance)
Red/Black = wires that hook ...
1
vote
2answers
406 views
How to add an RC filter between a header pin and a ribbon cable
I'm a software engineer diving head-first into the world of embedded systems design and development. This question is basically about "plumbing" -- what's the best way to physically wire up a ...
5
votes
3answers
683 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 ...
1
vote
3answers
247 views
Programmable point to point connections
I have an idea for a programmable breadboard, but I am not sure of the feasability of it. My thought is to connect each strip of a breadboard to some type of circuit that can make arbitrary ...
