Arduino Mega ATmega 2560 Board
OVERVIEW
Microcontroller.
54 digital input/output.
Operating Voltage: 5V.
Input Voltage: 7-12V.
Arduino Nano
OVERVIEW
- Microcontroller: Arduino Nano V3.0 ATmega328p CH340G
- Operating Voltage (logic level): 5 V
- Input Voltage(recommended): 7-12 V
- Input Voltage (limits): 6-20 V
- Digital I/O Pins: 6-20 V
- Digital I/O Pins: 14 (of which 6 provide PWM output)
- Analog Input Pins: 8
- DC Current per I/O Pin: 40 mA
- Flash Memory: 16 KB (ATmega168) or 32 KB (ATmega328) of which 2 KB used by the bootloader
- SRAM: 1 KB (ATmega168) or 2 KB (ATmega328)
- EEPROM: 512 bytes (ATmega168) or 1 KB (ATmega328)
- Clock Speed: 16 MHz
Arduino Uno
OVERVIEW
- Microcontroller: ATmega328
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 6-20V
- Digital I/O Pins: 14 (of which 6 provide PWM output)
- Analog Input Pins: 6
- DC Current per I/O Pin: 40 mA
- DC Current for 3.3V Pin: 50 mA
- Flash Memory: 32 KB (ATmega328) of which 0.5 KB used by bootloader
- SRAM: 2 KB (ATmega328)
- EEPROM: 1 KB (ATmega328)
- Clock Speed: 16 MHz
Arduino Uno R3 CH340G ATmega328p (Clone)
OVERVIEW
- Microcontroller ATmega328 (SMD) – Interface CH340G
- Operating Voltage: 5V
- Input Voltage (recommended): 7-12V
- Input Voltage (limits): 5-20V
- Digital I / O Pins 14 (of which 6 provide PWM output)
- Analog Input Pins: 6