Learn ARDUINO-C with Real Code Examples

Download and install Arduino IDE

Connect Arduino board via USB

Install board drivers (if required)

Select board and port in IDE

Test example sketches (Blink, Serial Monitor)

Install Arduino IDE or PlatformIO

Connect Arduino board

Select board type and COM port

Install required libraries

Verify with example sketches

Sketch (.ino)

Library header/source files (.h/.cpp)

Board configuration in IDE

Library JSON manifests

Optional custom board definitions

arduino-cli compile

arduino-cli upload

arduino-cli board list

arduino-cli lib install

arduino-cli monitor

Serial messages can be localized

UTF-8 supported in compatible displays

Date/time formatting via libraries

Numeric formats customizable

Limited language-dependent library examples

Serial output readable by screen readers

Keyboard-only interface via serial commands

External displays for visual feedback

Audible feedback via buzzers

Physical buttons for input

Minimal: Serial Monitor output

LEDs, displays, and external modules

LCD/OLED via libraries

Push-buttons or rotary encoders

Optional web-based UI for IoT boards

Global and local variables in sketch

EEPROM for persistent data

Volatile variables for interrupt handling

Timing via millis() and micros()

Loop execution state managed manually

Read/write digital and analog pins

EEPROM storage for persistent variables

Serial communication with external devices

Sensor data processing in RAM

Optional SD card logging