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Top Questions

1 vote
0 answers
13 views

error: 'MonoOutput' has not been declared (Mozzi library, Arduino Nano)

-2 votes
1 answer
30 views

My Atlas Scientific sensors measurement give zero values at first reading

2 votes
1 answer
46 views

How to perform multitask using arduino such as update data as well as check condition?

-1 votes
1 answer
34 views

What are these 18 extra ports on the adafruit-gfx 2.8"

0 votes
1 answer
50 views

How to toggle a pin (LED) simply

1 vote
3 answers
132 views

How to do multiple serial.read()

-2 votes
0 answers
37 views

16x2 LCD display showing a line down centre of screen and nothing else

1 vote
1 answer
33 views

What is the build-in LED pin for the ESP32-WROOM-32D dev board?

0 votes
1 answer
35 views

How to append to array of Strings in arduino?

-2 votes
0 answers
41 views

Why do I get those warnings?

-1 votes
0 answers
17 views

Can't use Bluetooth or WiFi on ESP32

1 vote
1 answer
30 views

Apparently the photoresistors don't pass the input at the leds

0 votes
0 answers
25 views

relay issue at boot in wemos d1 r1

-1 votes
1 answer
25 views

ESP32 Potentiometer issue: Resolution mismatch of the potentiometer with unlimited resolution and reading the values with Wire.h

-1 votes
0 answers
21 views

Unable to edit code on Leonardo

0 votes
1 answer
24 views

Cannot make attachInterrupt work

0 votes
1 answer
25 views

Adjusting Threshold for Digital Pins

0 votes
0 answers
28 views

Pro micro not recognized when connected to USB

0 votes
0 answers
12 views

Help with Arduino sleep and watchdog timer interrupt

-1 votes
1 answer
25 views

ESP32 flash memory

1 vote
1 answer
62 views

Generalize webserver routing

-1 votes
0 answers
11 views

How can I reference non-standard pins for my air sensor? [duplicate]

-2 votes
0 answers
20 views

Arduino PCB order [closed]

0 votes
1 answer
36 views

How often does a mpu6050 gyro sonsor need calibration?

-1 votes
0 answers
19 views

Validate data entry in arduino

-3 votes
1 answer
37 views

i download a file that has ino but when i extract it is gone [closed]

-1 votes
0 answers
24 views

How to reset a main loop, by clicking on specific button on keypad?

0 votes
0 answers
16 views

RA-02 LoRa transfer problem

0 votes
0 answers
23 views

5v circuits protection [closed]

1 vote
1 answer
73 views

Arduino create Json Array with double values and 2 decimal point

-2 votes
0 answers
28 views

My 1 digit segment display shows half of what it should display [closed]

0 votes
1 answer
31 views

Round to first significant digit

-1 votes
0 answers
22 views

MicroSD card module not working [closed]

-2 votes
0 answers
33 views

Getting twice the expected frequency in PWM generation using digitalWrite() [closed]

0 votes
3 answers
39 views

How do you deal with balancing the limited storage of Arduino with the decrease in speed if you just print everything as it gets measured?

-2 votes
0 answers
15 views

SIM900 GSM SHIELD with nodeMCU pins [closed]

-2 votes
0 answers
22 views

Connect MAX30100 directly with ATmega328p without using Arduino [closed]

1 vote
0 answers
31 views

FastLED changing colour at holding state

-1 votes
0 answers
30 views

Why is Arduino IDE+ Debug automatically closing

0 votes
1 answer
44 views

USB-C to USB-C cable Arduino is not responding even not powered by this cable

-2 votes
0 answers
33 views

Can't store data in array [closed]

-1 votes
1 answer
46 views

Can't get input from 4x4 keyboard

-2 votes
1 answer
26 views

Powering LEDs with Arduino uno 5v

0 votes
0 answers
27 views

ESP-32S NodeMCU - Unable to upload sketch

1 vote
1 answer
44 views

Connecting various devices to Arduino

-2 votes
0 answers
20 views

How to control current to charge batteries? [migrated]

0 votes
0 answers
41 views

Something in my code is causing incorrect and spammed keystrokes [closed]

-1 votes
0 answers
22 views

Can't pass value to the integers in function [closed]


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