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STM8S and STM8A microcontroller families

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Flash program memory <strong>and</strong> data EEPROM<br />

RM0016<br />

Figure 6.<br />

Flash memory <strong>and</strong> data EEPROM organization on low density <strong>STM8S</strong><br />

1 page = 1 block = 64 bytes<br />

DATA EEPROM<br />

0x00 4000<br />

0x00 427F<br />

0x00 4800<br />

0x00 483F<br />

DATA MEMORY<br />

(up to 640 bytes)<br />

OPTION BYTES (1 block)<br />

0x00 8000<br />

Interrupt vectors (128 bytes)<br />

Programmable size<br />

from 2 pages (1 Kbytes)<br />

up to 8 Kbytes<br />

(1 page steps)<br />

USER BOOT CODE (UBC)<br />

(permanently write protected)<br />

Flash program<br />

memory<br />

8 Kbytes of<br />

FLASH PROGRAM<br />

MEMORY<br />

MAIN PROGRAM<br />

(write access possible for IAP<br />

<strong>and</strong> using MASS mechanism)<br />

0x00 9FFF<br />

ai15503<br />

38/449 Doc ID 14587 Rev 8<br />

www.BDTIC.com/ST

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