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Share Your Experience: Take the 2024 Developer Survey
Nick Gammon's user avatar
Nick Gammon's user avatar
Nick Gammon's user avatar
Nick Gammon
Moderator
  • Member for 8 years, 11 months
  • Last seen more than a week ago
139 votes
Accepted

Have I bricked my Arduino Uno? Problems with uploading to board

113 votes
Accepted

How do you use SPI on an Arduino?

52 votes
Accepted

ATtiny85: Power consumption vs clock speed

37 votes
Accepted

How do interrupts work on the Arduino Uno and similar boards?

34 votes
Accepted

Classes and objects: how many and which file types do I actually need to use them?

23 votes

What is Serial.begin(9600)?

22 votes
Accepted

What happens when code is uploaded using the bootloader?

21 votes

Is there a way to have more than 14 Output pins on arduino?

20 votes
Accepted

Why use an int variable for a pin when const int, enum or #define makes much more sense

20 votes
Accepted

Using millis() and micros() inside an interrupt routine

18 votes
Accepted

How does serial communications work on the Arduino?

18 votes

How many interrupt pins can an Uno handle?

18 votes

Can I program for Arduino without having a real board?

16 votes

Why the need to use the volatile keyword on global variables when handling interrupts in Arduino?

16 votes
Accepted

Arduino Countdown without using delay()

15 votes
Accepted

very lightweight low power microcontroller with memory?

15 votes
Accepted

FTDI Breakout with additional ISP connector

15 votes
Accepted

Is Arduino stable enough to use it for a door lock?

14 votes

How can Arduino's 8 bit Microcontrollers handle C++

14 votes
Accepted

Will a .ino Arduino Sketch compile directly on GCC-AVR?

13 votes
Accepted

How to stop uno from running program when powered on?

12 votes

Arduino Uno versus Arduino Nano power consumption

12 votes

Attach the Arduino ISR function to the class member

11 votes

How to compile, upload and monitor via the Linux command line?

11 votes
Accepted

Number of elements in an array char

10 votes

How do I burn the bootloader?

10 votes
Accepted

How to interconnect multiple Arduinos with a Rpi to control home-lights/switches

10 votes

When Raspberry Pi is preferred over Arduino

10 votes
Accepted

Arduino Nano is performing really slowly, even though the calculations are simple and there are no delays

9 votes
Accepted

Is there a way to disable modules like ADC without a sleep mode?

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