ATmega1284p provides maximum AVR capabilities in small QFN44 package only 7х7 mm size. This controller is much better than other Atmel AVR devices (ATmega128, ATmega328, ATmega32 etc).
- Programm flash size: 128 кБ
- RAM size: 16 кБ
- EEPROM size: 4кБ
- CPU clock frequency: up to 20 MHz.
- Power supply voltage: 4...6 V
- Power supply polarity protection
- Power supply filter
- 24 I/O ports
- 6 LEDs (1 power + 5 configurable)
- Reset button
- Pads for ADC reference resistors
- SPI interface
- Dimensions: 36 х 20 х 4 mm
This repository contains
- OM-128 development board schematics;
- OM-128 PCB design in Gerber format;
- a default firmware for OM-128 development board.
Front view
Rear view
https://www.avito.ru/krasnodar/tovary_dlya_kompyutera/otladochnyy_modul_avr_atmega1284p_1904795755
