视频文件
1(Introducing Atmel Studio 7)
设计资源
1(ATmega644 Development Tool Selector)
PCN 组装/来源
1(Assembly Site 01/Jul/2022)
PCN 封装
1(MBB/Label Chgs 16/Nov/2018)
EDA 模型
1(ATMEGA644PA-AN by Ultra Librarian)
Errata
1(ATmega164A/PA/324A/PA/644A/PA/1284/P Errata)