MC908AB32CFUE Datasheet, PDF (70/392 Pages) Freescale Semiconductor, Inc – Microcontrollers

EEPROM
5.3 Features
Features of the EEPROM include the following:
• 512 bytes non-volatile memory
• Byte, block or bulk erasable operations
• Non-volatile EEPROM configuration and block protection options
• On-chip charge pump for programming/erasing
• Security option
Addr. Register Name
Bit 7
6
$FE10
EEDIV Non-volatile ^Read: _EEDIVSECD
R
Register High Write:
(EEDIVHNVR)* _Reset:
5
4
3
2
1
Bit 0
R
R
R EEDIV10 EEDIV9 EEDIV8
Unaffected by reset; $FF when blank
$FE11
EEDIV Non-volatile ^Read:
Register Low Write:
(EEDIVLNVR)* _Reset:
EEDIV7
EEDIV6
EEDIV5 EEDIV4 EEDIV3 EEDIV2
Unaffected by reset; $FF when blank
EEDIV1
EEDIV0
Read:
$FE1A
EE Divider Register High
(EEDIVH)
EEDIVSECD
Write:
R
Reset:
R
R
R EEDIV10 EEDIV9 EEDIV8
Contents of EEDIVHNVR ($FE10)
$FE1B
Read:
EE Divider Register Low
(EEDIVL)
Write:
Reset:
EEDIV7
EEDIV6
EEDIV5 EEDIV4 EEDIV3 EEDIV2
Contents of EEDIVLNVR ($FE11)
EEDIV1
EEDIV0
$FE1C
EEPROM Non-volatile ^Read:
Register Write:
(EENVR)* _Reset:
CON3
CON2 CON1 EEPRTCT EEBP3 EEBP2 EEBP1 EEBP0
Unaffected by reset; $FF when blank; factory programmed $10
Read:
0
$FE1D
EEPROM
Control Register
(EECR)
Write:
EEDUM
EEOFF EERAS1 EERAS0 EELAT AUTO EEPGM
Reset: 0
0
0
0
0
0
0
0
Figure 5-1. EEPROM I/O Register Summary
Technical Data
70
EEPROM
MC68HC908AB32 — Rev. 1.1
Freescale Semiconductor