mpc823rg Freescale Semiconductor, Inc, mpc823rg Datasheet - Page 228

• Manufacturer Part Number: mpc823rg
• Description: Mpc823 Powerquicc Integrated Communications Processor For Portable Systems
• Manufacturer: Freescale Semiconductor, Inc

PP2—Protection for a Second 1K Subpage in a 4K Page
This field contains a protection code for the second subpage in a 4K page. Depending on
the encoding mode, this field has different meanings.
SETTING
SETTING
SETTING
PP1
PP1
PP2
00
01
10
11
00
01
10
11
00
01
10
11
PRIVILEGED MODE
PRIVILEGED MODE
PRIVILEGED MODE
PAGES OVER 4K WITH 4K RESOLUTION PROTECTION (EXTENDED ENCODING)
PAGES OVER 4K WITH 4K RESOLUTION PROTECTION (POWERPC ENCODING)
Executable
Executable
Executable
Executable
Executable
Executable
Executable
Executable
No access
No access
Reserved
Reserved
INSTRUCTION PAGES
INSTRUCTION PAGES
INSTRUCTION PAGES
Freescale Semiconductor, Inc.
For More Information On This Product,
4K PAGES WITH 1K RESOLUTION PROTECTION
MPC823 REFERENCE MANUAL
PROBLEM MODE
PROBLEM MODE
PROBLEM MODE
Go to: www.freescale.com
Executable
Executable
Executable
Executable
Executable
No access
No access
No access
No access
No access
Reserved
Reserved
PRIVILEGED MODE
PRIVILEGED MODE
PRIVILEGED MODE
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
No access
No access
Read-only
Read-only
Read-only
Reserved
Reserved
DATA PAGES
DATA PAGES
DATA PAGES
Memory Management Unit
PROBLEM MODE
PROBLEM MODE
PROBLEM MODE
Read/Write
Read/Write
No access
No access
No access
No access
No access
Read-only
Read-only
Read-only
Reserved
Reserved
11-11