Jameco Electronics 3000 Benutzerhandbuch
User’s Manual
285
Table B-7. Write Protect Low Register
Write Protect Low Register
(WPLR)
(Address = 0x0460)
Bit(s)
Value
Description
7
0
Disable 64K write-protect for physical address 0x70000–0x7FFFF.
1
Enable 64K write-protect for physical address 0x70000–0x7FFFF.
6
0
Disable 64K write-protect for physical address 0x60000–0x6FFFF.
1
Enable 64K write-protect for physical address 0x60000–0x6FFFF.
5
0
Disable 64K write-protect for physical address 0x50000–0x5FFFF.
1
Enable 64K write-protect for physical address 0x50000–0x5FFFF.
4
0
Disable 64Kwrite-protect for physical address 0x40000–0x4FFFF.
1
Enable 64K write-protect for physical address 0x40000–0x4FFFF.
3
0
Disable 64K write-protect for physical address 0x30000–0x3FFFF.
1
Enable 64Kwrite-protect for physical address 0x30000–0x3FFFF.
2
0
Disable 64K write-protect for physical address 0x20000–0x2FFFF.
1
Enable 64K write-protect for physical address 0x20000–0x2FFFF.
1
0
Disable 64K write-protect for physical address 0x10000–0x1FFFF.
1
Enable 64K write-protect for physical address 0x10000–0x1FFFF.
0
0
Disable 64K write-protect for physical address 0x00000–0x0FFFF.
1
Enable 64K write-protect for physical address 0x00000–0x0FFFF.