S912XHZ512F1VAG Datasheet, PDF (183/978 Pages) Freescale Semiconductor, Inc – Covers MC9S12XHZ384, MC9S12XHZ256

Chapter 4 4 Kbyte EEPROM Module (S12XEETX4KV2)
Table 4-5. EEPROM Protection Address Range
EPS[2:0]
000
001
010
011
100
101
110
111
Address Offset Range
0x0FC0 – 0x0FFF
0x0F80 – 0x0FFF
0x0F40 – 0x0FFF
0x0F00 – 0x0FFF
0x0EC0 – 0x0FFF
0x0E80 – 0x0FFF
0x0E40 – 0x0FFF
0x0E00 – 0x0FFF
Protected Size
64 bytes
128 bytes
192 bytes
256 bytes
320 bytes
384 bytes
448 bytes
512 bytes
4.3.2.6 EEPROM Status Register (ESTAT)
The ESTAT register defines the operational status of the module.
Module Base + 0x0005
7
6
5
4
3
2
1
0
R
CCIF
0
BLANK
0
0
CBEIF
PVIOL
ACCERR
W
Reset
1
1
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 4-9. EEPROM Status Register (ESTAT — Normal Mode)
Module Base + 0x0005
7
6
5
4
3
2
1
0
R
CCIF
0
BLANK
0
CBEIF
PVIOL
ACCERR
FAIL
W
Reset
1
1
0
0
0
0
0
0
= Unimplemented or Reserved
Figure 4-10. EEPROM Status Register (ESTAT — Special Mode)
CBEIF, PVIOL, and ACCERR are readable and writable, CCIF and BLANK are readable and not writable,
remaining bits read 0 and are not writable in normal mode. FAIL is readable and writable in special mode.
MC9S12XHZ512 Data Sheet, Rev. 1.06
Freescale Semiconductor
183