S912XEG128J2VAL
| Model | S912XEG128J2VAL |
| Description | IC,MICROCONTROLLER,16-BIT,CPU12 CPU,CMOS,QFP,112PIN,PLASTIC |
| PDF file | Total 1327 pages (File size: 7M) |
| Chip Manufacturer | ROCHESTER |
Chapter 24 128 KByte Flash Module (S12XFTM128K2V1)
Table 24-7. EEE Nonvolatile Information Register Fields
Global Address
(EEEIFRON)
0x12_0000 – 0x12_0001
0x12_0002 – 0x12_0003
0x12_0004 – 0x12_0005
0x12_0006 – 0x12_0007
Size
(Bytes)
2
2
2
2
Description
D-Flash User Partition (DFPART)
Refer to
Section 24.4.2.14, “Full Partition D-Flash Command”
D-Flash User Partition (duplicate
(1)
)
Buffer RAM EEE Partition (ERPART)
Refer to
Section 24.4.2.14, “Full Partition D-Flash Command”
Buffer RAM EEE Partition (duplicate
1
)
0x12_0008 – 0x12_007F
120
Reserved
1. Duplicate value used if primary value generates a double bit fault when read during the reset sequence.
24.3.2
Register Descriptions
The Flash module contains a set of 20 control and status registers located between Flash module base +
0x0000 and 0x0013. A summary of the Flash module registers is given in
Figure 24-4
with detailed
descriptions in the following subsections.
Address
& Name
0x0000
FCLKDIV
0x0001
FSEC
0x0002
FCCOBIX
0x0003
FECCRIX
0x0004
FCNFG
0x0005
FERCNFG
R
W
R
W
R
W
R
W
R
CCIE
W
R
ERSERIE
W
PGMERIE
0
EPVIOLIE
ERSVIE1
ERSVIE0
DFDIE
SFDIE
0
0
IGNSF
0
0
FDFD
FSFD
0
0
0
0
0
ECCRIX2
ECCRIX1
ECCRIX0
0
0
0
0
0
CCOBIX2
CCOBIX1
CCOBIX0
KEYEN1
KEYEN0
RNV5
RNV4
RNV3
RNV2
SEC1
SEC0
7
FDIVLD
FDIV6
FDIV5
FDIV4
FDIV3
FDIV2
FDIV1
FDIV0
6
5
4
3
2
1
0
Figure 24-4. FTM128K2 Register Summary
MC9S12XE-Family Reference Manual Rev. 1.19
Freescale Semiconductor
841
Because of an order from the United States International Trade Commission, BGA-packaged product lines and part numbers indicated here currently are not
available from Freescale for import or sale in the United States prior to September 2010: S12XE products in 208 MAPBGA packages
The Full Partition D-Flash command (see
Section 24.4.2.14)
is used to program the EEE nonvolatile
information register fields where address 0x12_0000 defines the D-Flash partition for user access and
address 0x12_0004 defines the buffer RAM partition for EEE operations.
