Fujitsu FR81S User Manual
CHAPTER 3: CPU
10. Memory Protection Function (MPU)
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : CPU
FUJITSU SEMICONDUCTOR CONFIDENTIAL
43
ASZ[4:0]
Size of the specified
protectorate area
00010
B
Reserved
00011
B
16B
00100
B
32B
00101
B
64B
00110
B
128B
00111
B
256B
01000
B
512B
01001
B
1KB
01010
B
2KB
01011
B
4KB
01100
B
8KB
01101
B
16KB
01110
B
32KB
01111
B
64KB
10000
B
128KB
10001
B
256KB
10010
B
512KB
10011
B
1MB
10100
B
2MB
10101
B
4MB
10110
B
8MB
10111
B
16MB
11000
B
32MB
11001
B
64MB
11010
B
128MB
11011
B
256MB
11100
B
512MB
11101
B
1GB
11110
B
2GB
11111
B
4GB
[bit2, bit1] Reserved
These bits are reserved. Always write 0 when writing.
MB91520 Series
MN705-00010-1v0-E
140