6.1 Overview

The main memories are SRAM data memory, EEPROM data memory, and Flash program memory. Also, the peripheral registers are located in the I/O memory space.

Table 6-1. Physical Properties of Flash Memory
PropertyATtiny417ATtiny814ATtiny816ATtiny817
Size4 KB8 KB8 KB8 KB
Page size64B64B64B64B
Number of pages64128128128
Start address0x80000x80000x80000x8000
Table 6-2. Physical Properties of SRAM
PropertyATtiny417ATtiny814ATtiny816ATtiny817
Size256B512B512B512B
Start address0x3F000x3E000x3E000x3E00
Table 6-3. Physical Properties of EEPROM
Property
Size128B
Page size32B
Number of pages4
Start address0x1400