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 Famous Question
Question with 10,000 views. This badge can be awarded multiple times.
Awarded 1129 times.
Divide two integers resulting into a float
Awarded yesterday
A fatal error occurred: Failed to connect to ESP32: Wrong boot mode detected (0x13)! The chip needs to be in download mode. [upload] Error 2
Awarded Jul 15 at 9:03
Is it possible to connect a camera to an arduino?
Awarded Jul 14 at 15:22
Which C++ standard does the Arduino language support?
Awarded Jul 11 at 20:32
Dshot implementation on Arduino (ESC protocol)
Awarded Jul 9 at 12:49
Rounding to the next upper (or lower) 0.1
Awarded Jul 9 at 12:49
Why are the pin numbers of the diagrams and of the code different?
Awarded Jul 8 at 19:01
Use RFID-RC522 with other Pins
Awarded Jun 23 at 18:36
How can I seriously calibrate ADC voltage readings with Arduino Nano?
Awarded Jun 10 at 17:05
What happens if we connect GND and +5v?
Awarded Jun 8 at 9:20
My Servo Won't Sweep Smoothly
Awarded Jun 6 at 22:16
MFRC522: Firmware Unknown
Awarded Jun 5 at 15:17
How to add extra USB port to Arduino Nano?
Awarded Jun 3 at 18:27
Why is SD card failing to begin?
Awarded May 31 at 12:41
How can I initialize an array of objects in setup?
Awarded May 27 at 16:32
How do I convert 0-5v PWM to a 0-12v PWM
Awarded May 27 at 1:16
How Master and Slave concept works with Bluetooth?
Awarded May 26 at 19:32
MFRC522 not scanning card
Awarded May 24 at 19:08
SerialEvent handling when using multiple serial ports
Awarded May 22 at 14:08
Getting enum name from enum instance [closed]
Awarded May 22 at 0:21
DC motor makes noise but does not rotate
Awarded May 16 at 21:05
ATtiny85 minimum setup to blink led
Awarded May 13 at 10:55
Leonardo: disable TX- and RX-LED
Awarded May 9 at 5:18
RX and TX pins on esp32
Awarded May 6 at 21:06
How do I control the buttons on an Arduino LCD keypad shield?
Awarded May 4 at 17:36
Using a pushbutton to power Arduino on and off
Awarded Apr 30 at 15:28
Use std::list in Arduino programming
Awarded Apr 26 at 21:51
Can't get 4 digit 7 segment display to show different values
Awarded Apr 19 at 10:42
Difference between Wire.setClock() method and TWBR method for changing I2C Frequency
Awarded Apr 18 at 0:35
Convert string into char array in Arduino?
Awarded Apr 14 at 19:58
Difference between data type int and long on Arduino
Awarded Apr 12 at 20:03
ESP32S v1.1 NodeMcu vs ESP32 DevKitV1
Awarded Apr 11 at 9:19
Upload code on Arduino Leonardo using command line
Awarded Apr 10 at 3:41
ATMega328P-PU and 328P-AU
Awarded Apr 9 at 1:27
What are (or how do I use) the power saving options of the Arduino to extend battery life?
Awarded Apr 7 at 14:45
How to solve "error 2" from the Arduino MPU6050 accelerometer
Awarded Apr 4 at 16:05
Help with getting Sensor Average using Arrays
Awarded Mar 30 at 11:18
How to give an analog output of 0-5V
Awarded Mar 29 at 8:16
Checking size in flash memory Esp32
Awarded Mar 29 at 3:16
How to deep sleep ATtiny/ATmega (to run for years with batteries) but still detect a button press?
Awarded Mar 27 at 10:16
How to change the resolution of DS18B20?
Awarded Mar 26 at 12:33
Can I use two sensors with different baud rate without problems on arduino?
Awarded Mar 24 at 19:10
How to detect lipo battery % charge left?
Awarded Mar 24 at 17:21
Help solving "collect2.exe: error: ld returned 1 exit status" error in code
Awarded Mar 18 at 11:17
Can I have two separated serial monitor for the same arduino board connected to PC?
Awarded Mar 16 at 23:36
How to package a 16 bit integer to send it with serial.write?
Awarded Mar 10 at 10:08
ESP32-CAM rst:0x8 TG1WDT_SYS_RESET bootloop [closed]
Awarded Feb 20 at 23:57
Can I power ESP8266 with more than 3.5 V?
Awarded Feb 20 at 11:46
Arduino /dev/ttyUSB0 permission denied even when user added to group "dialout' on Ubuntu 18.04
Awarded Feb 19 at 20:07
Setting float to two decimal places
Awarded Feb 16 at 20:30
Converting (char*)variable to int
Awarded Feb 9 at 18:31
NodeMCU does not connect to wifi
Awarded Feb 3 at 9:27
Are there any alternatives to Tinkercad Circuits that is PC application based instead of web app based?
Awarded Feb 1 at 6:50
What is the difference between a motor driver and a motor shield?
Awarded Jan 30 at 11:16
I2C libraries for ATTiny85?
Awarded Jan 29 at 4:48
Does int array[100] = {0} construct work on Arduino?
Awarded Jan 23 at 9:16
Timer2 does not work as it should
Awarded Jan 19 at 23:18
Newbie Question with 4 pin button
Awarded Jan 19 at 11:20
How to choose SDA/SCL pair on Arduino Due?
Awarded Jan 16 at 10:25
Remotely uploading code to an Arduino board over the internet [closed]
Awarded Jan 15 at 4:57
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