ATmega64A Summary  (file size: 324.7KB, 20 pages, revision E, updated: 09/2015)ATmega64A Complete  (file size: 5.88MB, 505 pages, revision E, updated: 09/2015)More Documents...The high-performance, low-power Atmel 8-bit AVR RISC-based microcontroller combines 64KB ISP flash memory with read-while-write capabilities, 2KB EEPROM, 4KB SRAM, 53 general purpose I/O lines, 32 general purpose working