User Nick Gammon - Arduino Stack Exchange

139 votes

Accepted

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

answered Jul 9, 2015 at 5:46

113 votes

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How do you use SPI on an Arduino?

answered Sep 26, 2015 at 1:06

52 votes

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ATtiny85: Power consumption vs clock speed

answered Aug 5, 2015 at 21:59

40 votes

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

answered Nov 8, 2016 at 1:00

36 votes

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

answered Jul 6, 2015 at 5:19

24 votes

What is Serial.begin(9600)?

answered Aug 13, 2015 at 7:41

23 votes

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What happens when code is uploaded using the bootloader?

answered Sep 9, 2015 at 3:15

21 votes

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

answered Aug 14, 2015 at 9:03

21 votes

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

answered Jul 7, 2015 at 23:39

20 votes

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

answered Mar 24, 2016 at 22:41

18 votes

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How does serial communications work on the Arduino?

answered Jan 20, 2016 at 2:45

18 votes

How many interrupt pins can an Uno handle?

answered Jun 28, 2015 at 5:49

18 votes

Can I program for Arduino without having a real board?

answered Jul 2, 2015 at 7:57

17 votes

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

answered Feb 23, 2016 at 0:27

16 votes

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Arduino Countdown without using delay()

answered Jan 19, 2017 at 21:12

15 votes

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

answered Aug 29, 2016 at 23:40

15 votes

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FTDI Breakout with additional ISP connector

answered Oct 27, 2016 at 0:21

15 votes

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very lightweight low power microcontroller with memory?

answered Oct 30, 2016 at 21:48

15 votes

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

answered Mar 7, 2016 at 2:24

14 votes

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How to stop uno from running program when powered on?

answered Mar 2, 2016 at 5:29

14 votes

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

answered Jan 25, 2018 at 4:30

13 votes

Attach the Arduino ISR function to the class member

answered Mar 26, 2022 at 7:24

12 votes

Arduino Uno versus Arduino Nano power consumption

answered Dec 29, 2017 at 4:20

11 votes

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

answered Sep 7, 2015 at 20:44

11 votes

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Number of elements in an array char

answered Jul 12, 2015 at 0:38

10 votes

How do I burn the bootloader?

answered Jul 20, 2015 at 21:11

10 votes

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

answered Sep 5, 2015 at 1:00

10 votes

When Raspberry Pi is preferred over Arduino

answered Dec 8, 2017 at 1:20

10 votes

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

answered Sep 2, 2023 at 0:07

9 votes

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

answered Mar 14, 2018 at 7:54

Stack Exchange Network

1,251 Answers

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

How do you use SPI on an Arduino?

ATtiny85: Power consumption vs clock speed

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

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

What is Serial.begin(9600)?

What happens when code is uploaded using the bootloader?

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

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

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

How does serial communications work on the Arduino?

How many interrupt pins can an Uno handle?

Can I program for Arduino without having a real board?

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

Arduino Countdown without using delay()

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

FTDI Breakout with additional ISP connector

very lightweight low power microcontroller with memory?

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

How to stop uno from running program when powered on?

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

Attach the Arduino ISR function to the class member

Arduino Uno versus Arduino Nano power consumption

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

Number of elements in an array char

How do I burn the bootloader?

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

When Raspberry Pi is preferred over Arduino

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

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