mc9s12xd256 Freescale Semiconductor, Inc, mc9s12xd256 Datasheet - Page 1203
mc9s12xd256
Manufacturer Part Number
mc9s12xd256
Description
Hcs12x Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC9S12XD256.pdf
(1350 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
mc9s12xd256CAA
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
mc9s12xd256CAG
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
- Current page: 1203 of 1350
- Download datasheet (8Mb)
29.3.2.5.1
The general guideline is that Flash protection can only be added and not removed.
all valid transitions between Flash protection scenarios. Any attempt to write an invalid scenario to the
FPROT register will be ignored and the FPROT register will remain unchanged. The contents of the
FPROT register reflect the active protection scenario. See the FPHS and FPLS descriptions for additional
restrictions.
29.3.2.6
The FSTAT register defines the operational status of the module.
Freescale Semiconductor
Reset
Reset
W
W
R
R
CBEIF
CBEIF
1 Allowed transitions marked with X.
Flash Status Register (FSTAT)
Protection Scenario
1
1
7
7
Flash Protection Restrictions
From
= Unimplemented or Reserved
= Unimplemented or Reserved
0
1
2
3
4
5
6
7
Figure 29-10. Flash Status Register (FSTAT — Normal Mode)
Figure 29-11. Flash Status Register (FSTAT — Special Mode)
CCIF
CCIF
1
1
6
6
Table 29-13. Flash Protection Scenario Transitions
X
X
MC9S12XDP512 Data Sheet, Rev. 2.17
0
PVIOL
PVIOL
0
0
5
5
1
X
X
X
X
ACCERR
ACCERR
0
0
4
4
X
X
X
X
2
To Protection Scenario
3
X
X
X
X
X
X
X
X
Chapter 29 128 Kbyte Flash Module (S12XFTX128K1V1)
0
0
0
0
3
3
X
X
X
X
4
BLANK
BLANK
1
X
X
5
0
0
2
2
X
X
6
Table 29-13
FAIL
0
0
0
1
1
X
7
specifies
0
0
0
0
0
0
1203
Related parts for mc9s12xd256
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet:
Part Number:
Description:
Manufacturer:
Freescale Semiconductor, Inc
Datasheet: