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Arduino is an open-source electronics platform based on easy-to-use hardware and software. It's intended for anyone making interactive projects.

Arduino Uno

Technical specs

Operating Voltage 5V
Input Voltage (recommended) 7-12V
Input Voltage (limit)6-20V
Digital I/O Pins14 (of which 6 provide PWM output)
PWM Digital I/O Pins6
Analog Input Pins6
DC Current per I/O Pin20 mA
DC Current for 3.3V Pin50 mA
Flash Memory32 KB (ATmega328P)\n of which 0.5 KB used by bootloader
SRAM2 KB (ATmega328P)
EEPROM1 KB (ATmega328P)
Clock Speed16 MHz
Length68.6 mm
Width53.4 mm
Weight25 g

Arduino MEGA 2560

Arduino MEGA 2560 driver CH340 klon


  • Arduino Mega 2560 Rev3 form-fuctor
  • ATmega 2560 (16Mhz), a microcontroller
  • CH340G - USB-UART interface
  • Input voltage 6-12V
  • Output voltage 5V - 800mA, 3.3V - 350mA
  • MicroSUB - connection socket
  • 70 digital I/O
  • 16 analog inputs
  • 14 PWM
  • 4 bus of UART



Ochrana proti přetečení millis()

unsigned long currentMillis = millis();
if ((unsigned long)(currentMillis - previousMillis) >= interval) {
  previousMillis = currentMillis;

Bootloader OWL

arduino.txt · Poslední úprava: 2023/12/26 19:13 autor: