HD6417021 Hitachi Semiconductor, HD6417021 Datasheet - Page 135

• Manufacturer Part Number: HD6417021
• Description: SuperH RISC engine
• Manufacturer: Hitachi Semiconductor

H'3A00000
H'3E00000
H'BBFFFFF
H'3200000
H'3600000
H'BFFFFFF
H'B3FFFFF
H'B7FFFFF
H'BC00000
H'B000000
H'B400000
H'B800000
b. Actual space accessed when addresses are specified
H'3BFFFFF
H'3FFFFFF
H'33FFFFF
H'37FFFFF
16-bit space
H'3C00000
H'3000000
H'3400000
H'3800000
H'3BFFFFF
H'3FFFFFF
H'33FFFFF
H'37FFFFF
H'3C00000
H'3000000
H'3400000
H'3800000
Logical address space
Logical address space
a. Shadow allocation
Location indicated
Location indicated
Location indicated
Location indicated
(A23, A22 = 00)
(A23, A22 = 01)
(A23, A22 = 10)
(A23, A22 = 11)
by address
by address
by address
8-bit space
by address
8-bit space
Shadow
Shadow
Shadow
Shadow
Figure 8.4 Shadows
Location actually
with A21–A0
Actual space
Actual space
accessible
accessed
Area
4 Mbytes
HITACHI 119