Questions tagged [breadboard]
A breadboard is a construction base for prototyping of electronics. In the1970s, the solderless breadboard (a.k.a. plugboard, a terminal array board) became available and nowadays the term "breadboard" is commonly used to refer to these.
47 questions
-1
votes
1
answer
86
views
Arduino pin erratic behavior?
I've built a switch key matrix (thus the diode, contextually useful schematics below) and me being me, I realised after that I misunderstood a few things about how button really works, to say the ...
- 7
1
vote
0
answers
247
views
How to Connect Two CQRobot Ocean Non-Contact Water/Liquid Level Sensors (CQRSENYW001) to Arduino UNO REV3 (A000066)?
I am a complete beginner trying my hand at a home automation project.
Part of my setup includes using an Arduino UNO REV3 (A000066), and connecting two CQRobot Ocean Non-Contact Water/Liquid Level ...
-1
votes
2
answers
150
views
Atmega 328pu on breadboard. What to choose in order to upload code with ftdi converter
When I program atmega328 PU on breadboard,vwhat programmer do I have to use and what arduino board type I have to choose? I am trying this with ftdi converter I have already done the connections and ...
2
votes
1
answer
205
views
What type of pin header is this?
Most of the Arduino uno boards have black female pin header. when i bought a ardiuno uno the digital pins 0 to 7 are made of silver pins. What type of pin header is that? How to use these kind of pin ...
1
vote
2
answers
1k
views
Rotary encoder weird values
I am trying to understand this rotary encoder I have, but it makes no sense to me.
I am using this rotary encoder:
https://www.amazon.com/gp/product/B07DM2YMT4/
CYT1100 aka CY110 aka EC11
I am using ...
- 123
0
votes
1
answer
119
views
Arduino not recognizing external microcontroller
I've been trying to follow the official Arduino instructions on how to program and power an external breadboard, and I've gotten a pack of ATmega328p's that may or may not have been preloaded with the ...
- 137
0
votes
2
answers
379
views
breadboards and accurate voltage measurments
I am trying to setup a thermistor(PT1000) to work with arduino. For that I used voltage divider and 5V pin as the voltage source. I was getting very unstable results so I removed the thermistor and ...
- 111
0
votes
1
answer
834
views
Failure to recognize the Arduino Mega2560 R2 board by the computer
I am using an Arduino mega2560 R3 My Arduino port is not recognized by the computer.led on is green,leds Tx and Rx are yellow and led L is blinking constantly(According to the figure).I used an ...
- 11
2
votes
2
answers
182
views
Whats common practice when using more components than there are pins?
I have a project where I want to use several motors (servo and stepper) which are activated with an RFID and show info on a display.
What’s common practice or a smart way to get past such limitations?
- 41
0
votes
1
answer
2k
views
What is the correct way to externally power a MKR 1010 WiFi
I'm a little confused by the powering arrangements of the MKR 1010 WiFi. I need to power it on a breadboard from an external power supply. I will not be using a LiPo battery and I need it to work when ...
- 305
0
votes
1
answer
660
views
How do I wire a ground rail to a VEROboard?
I’m looking to move my project from a breadboard to a vero board. However, I’m not sure how to go about soldering in my ground and power connections as the veroboard doesn't seem to have dedicated ...
- 25
0
votes
3
answers
157
views
Where to go after Arduino?
I apologise in advance if this question is not right for this Stack or if it has been answered before but here goes. I have been learning C/C++ using the Arduino Uno and have gotten the hang of it now ...
- 9
0
votes
1
answer
847
views
Where is the positive and negative holes on the arduino mini breadboard?
I have the mini arduino breadboard. The pins go from A to J and 1 to 17. On the larger breadboard, there are symbols + and -. My breadboard doesn't have those two sections to put wires in. Does anyone ...
0
votes
1
answer
72
views
Else Statement Never Functions As Expected
I've been working on a rather simple Arduino-breadboard project, that is supposed to imitate a traffic light intersection. There are two sets of lights, one called the North-South lights, and then the ...
- 9
2
votes
1
answer
153
views
Adding a common activation pin to a group of buttons
I'm working on an Uno, which has only two interrupt capable pins, but i need at least three buttons to wake it up from its power saving mode.
Is there a way to wire buttons such that, in addition to ...
- 233