7.1 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 7-1. Physical Properties of Flash Memory
PropertyATtiny212ATtiny214ATtiny412ATtiny414
Size2 KB2 KB4 KB4 KB
Page size64B64B64B64B
Number of pages32326464
Start address0x80000x80000x80000x8000
Table 7-2. Physical Properties of SRAM
PropertyATtiny212ATtiny214ATtiny412ATtiny414
Size128B128B256B256B
Start address0x3F800x3F800x3F000x3F00
Table 7-3. Physical Properties of EEPROM
PropertyATtiny212ATtiny214ATtiny412ATtiny414
Size64B64B128B128B
Page size32B32B32B32B
Number of pages2244
Start address0x14000x14000x14000x1400