Arduino Stack Exchange is a question and answer site for developers of open-source hardware and software that is compatible with Arduino. It only takes a minute to sign up.

Sign up to join this community
Anybody can ask a question
Anybody can answer
The best answers are voted up and rise to the top

Explore our questions

0 votes
1 answer
4k views

Sim800l and arduino pro mini3.3 volt

0 votes
2 answers
12 views

Converting 16bit to float

-1 votes
0 answers
5 views

Detect if host PC is sleeping

2 votes
0 answers
11 views

GY-521 output and degrees

-2 votes
0 answers
8 views

MAX17043 equivalent for 12V Li-ion battery

0 votes
2 answers
39 views

Pro Micro COM port disappeared after upload

0 votes
1 answer
17 views

Char Array in PreProcessor

0 votes
0 answers
18 views

PSF WiFi module - Is it similar to ESP8266

1 vote
1 answer
3k views

Connecting multiple TFT panels to Arduino Uno via SPI?

0 votes
2 answers
28 views

String() vs char for simple flow control

1 vote
1 answer
364 views

Why am I getting an 'invalid conversion' error on compile?

-1 votes
1 answer
35 views

Share interrupt service between class

-3 votes
0 answers
19 views

Error when compiling program for esp32 with Preferences.h

0 votes
1 answer
476 views

Serial communication problem with sim7600 with Arduino Mega

Browse more Questions