HD6417034 Datasheet, PDF (164/691 Pages) Renesas Technology Corp – SuperH RISC ENGINE SH7032 AND SH7034

H'B000000
Logical address space
H'3000000
H'B3FFFFF
H'B400000 _H'33FFFFF
H'3400000
H'B7FFFFF
H'B800000 _H'37FFFFF
H'BBFFFFF ^H'3800000
H'BC00000 _H'3BFFFFF
H'3C00000
H'BFFFFFF
H'3FFFFFF
16-bit space
Shadow
(A23, A22 = 00)
Shadow
(A23, A22 = 01)
Shadow
(A23, A22 = 10)
Shadow
(A23, A22 = 11)
8-bit space
Actual space
Area
accessible
with A21–A0
4 Mbytes
a. Shadow allocation
Logical address space
H'3000000
H'3200000
H'33FFFFF
Location indicated
by address
H'3400000
H'3600000
H'37FFFFF
H'3800000
Location indicated
by address
H'3A00000
H'3BFFFFF
H'3C00000
Location indicated
by address
Actual space
Location actually
accessed
H'3E00000
Location indicated
H'3FFFFFF
by address
8-bit space
b. Actual space accessed when addresses are specified
Figure 8.4 Shadows
128