Arduino Board Based on ATmega1284P (128KB Flash, 16KB SRAM)
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Prices updated: 13 Oct 2026
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About this product
An Arduino-style board built around the ATmega1284P microcontroller, aimed at projects that outgrow the memory and I/O count of an Arduino Uno. The ATmega1284P provides 128 KB flash, 16 KB SRAM, 4 KB EEPROM, 32 I/O lines and two hardware USARTs, suiting larger sketches and data logging. The listing is incomplete, so confirm the board layout and programming method before use.
Specifications
- Microcontroller
- ATmega1284P
- Flash memory
- 128 KB
- SRAM
- 16 KB
- EEPROM
- 4 KB
- I/O lines
- 32
- Hardware USART
- 2
Frequently asked questions
How does it compare with an Arduino Mega 2560?
The ATmega1284P has 16 KB of SRAM and 4 KB of EEPROM, while the Mega 2560 has 8 KB of SRAM and 4 KB of EEPROM.
Is it compatible with Arduino shields?
The listing does not confirm the pin mapping or shield compatibility. Check the board pinout before stacking any shield.
