Z8L180 ZILOG [Zilog, Inc.], Z8L180 Datasheet - Page 79

• Manufacturer Part Number: Z8L180
• Description: Z8018x Family MPU
• Manufacturer: ZILOG [Zilog, Inc.]

64
UM005001-ZMP0400
Z 8018x Fam il y
M PU Us e r M anual
MMU Common Base Reg.
0 0 0 0 0 0 0 0
MMU Bank Base Reg.
MMU Common/
Bank Area
Register
MMU Common/
Bank Area
Register
D7 — D4
D3 — D0
Base Register
Figure 29.
Figure 30.
Physical
Address
(1 M)
(8 bit)
(512 k or 1 M)
4
4
Physical
Address
Address
Physical Address Generation
Physical Address Generation 2
Comparator
Logical
(64 k)
(19)
(7)
(19) 18
18
8
16 15
4
Adder
4 3
15
15
8
12
4
12 11
12 11
12 11
0
11
0
0
0
0
Logical
Address
(64K)