PC312XDP512F0CFVR datasheet(1053/1348 Pages) FREESCALE

Part #	PC312XDP512F0CFVR

Description	HCS12X Microcontrollers

PDF	1348 Pages

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Manufacturer	FREESCALE [Freescale Semiconductor, Inc]

Direct Link	http://www.freescale.com

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1053 / 1348 page

Chapter 25 2 Kbyte EEPROM Module (S12XEETX2KV1)

MC9S12XDP512 Data Sheet, Rev. 2.21

Freescale Semiconductor

1055

CAUTION

An EEPROM word (2 bytes) must be in the erased state before being

programmed. Cumulative programming of bits within a word is not allowed.

0x41

Mass

Erase

Erase all memory bytes in the EEPROM block. A mass erase of the full EEPROM block is only

possible when EPOPEN and EPDIS bits in the EPROT register are set prior to launching the

command.

0x47

Sector Erase

Abort

Abort the sector erase operation. The sector erase operation will terminate according to a set

procedure. The EEPROM sector should not be considered erased if the ACCERR ﬂag is set

upon command completion.

0x60

Sector

Modify

Erase all four memory bytes in a sector of the EEPROM block and reprogram the addressed

word.

Table 25-9. EEPROM Command Description

ECMDB

Command

Function on EEPROM Memory

PC312XDP512F0CFVR Datasheet(PDF) 1053 Page - Freescale Semiconductor, Inc