Top Questions

1 vote
2 answers
196 views

Why doesn't this code for an 8x8 LED matrix work properly?

0 votes
1 answer
40 views

Same LED but different brightness on same PIN

-1 votes
3 answers
103 views

Running code inside void loop() vs inside a separate function with an infinite loop in it

-1 votes
2 answers
60 views

Removing the L from F_CPU in assembly

2 votes
2 answers
59 views

I'm trying to make a game of life using an arduino nano and a 24x8 Led Matrix. When I try making area bigger it says not enough memory. What can I do?

-2 votes
0 answers
145 views

keypad is printing squares instead of number [closed]

3 votes
2 answers
64 views

Difficulties acquiring angle values from MPU6050

1 vote
1 answer
82 views

Fixing a pedestrian traffic light sequence pattern in a cycle using millis and without delay

1 vote
1 answer
60 views

Multiple symbol definition related to USART_RX_vect from Serial

0 votes
0 answers
98 views

How do you cast a comma separated list of numbers into an array? [duplicate]

0 votes
1 answer
36 views

Sketch halts if button is pressed on boot

1 vote
1 answer
95 views

AT command validation does not appear on the serial monitor

-1 votes
1 answer
71 views

Generation of TTL Signal

-2 votes
2 answers
55 views

I need a 10KHZ PWM signal from pin 3 and 11 using timer 2

1 vote
1 answer
54 views

Can't get serial port's attention once sketch is running

1 vote
1 answer
88 views

Incremental Rotary Encoder sends data when shaft is untouched

2 votes
1 answer
63 views

ESP32 with static IP address acting as client connecting to ESP32 acting as access point

1 vote
1 answer
79 views

Code review for timer using RTC and OLED screen

0 votes
1 answer
46 views

Updating multiple Arduino Nanos with same INO file

1 vote
0 answers
75 views

Why is conversion time 10 times slower in my ESP32-WROOM-32U?

1 vote
1 answer
58 views

Problem adding IR receiver to smart car

0 votes
2 answers
54 views

Why does my Arduino show weird characters with my code?

2 votes
0 answers
69 views

How to use C++20 in Arduino IDE?

0 votes
1 answer
68 views

Unable to find PCA9685 module when using the I2CScanner library: no servo movement

0 votes
1 answer
64 views

Grove relay stuttering

2 votes
0 answers
63 views

Reading MAX31888 works with Nano, but not with ATtiny85

-1 votes
0 answers
62 views

I am using a PIR Motion Sensor to detect motion connect a lcd [closed]

0 votes
0 answers
61 views

How to initialize classes in classes?

1 vote
1 answer
36 views

strip.clear() is not clearing/turning off the NeoPixel strip after resetting the ESP8266

0 votes
0 answers
59 views

How to efficiently manage external libraries?

0 votes
1 answer
57 views

String or unsigned char to uint8_t

1 vote
0 answers
56 views

USB Driver for LGT8F328P Arduino clone

0 votes
0 answers
55 views

Photoresistor for capturing display frequency [closed]

0 votes
1 answer
38 views

Attempt to change an ESP8266's flashs layout over-the-air

-2 votes
0 answers
44 views

Why this cycle performs? [closed]

0 votes
0 answers
44 views

How to use Arduino to control motor position based on force sensor feedback for object grasping? [closed]

0 votes
0 answers
43 views

error code on the last line of my sketch

0 votes
0 answers
43 views

ESP32 Preferences on partition `app1`

-1 votes
0 answers
43 views

Progetto con ESP32 esp 8266 [closed]

0 votes
1 answer
41 views

Where can I store secret keys?

-1 votes
1 answer
41 views

Arduino works indefinitely without PC contact [closed]

1 vote
1 answer
40 views

Why 0 devices, but not 1?

-2 votes
2 answers
40 views

Physically passing through a pin to access another [closed]

0 votes
0 answers
40 views

Moving servos with IR sensors

-3 votes
0 answers
40 views

How to code for Arduino Uno for showing the battery level from two different batteries [closed]

-1 votes
0 answers
39 views

Raycaster (one of a kind) [closed]

-3 votes
0 answers
39 views

Sd Card flash memory (4gb) [closed]

0 votes
0 answers
38 views

Find MAC address of client connected to ESP32 Bluetooth SPP via esp32-Arduino Bluetooth serial library


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