Multi Byte Length Data Access
Fundamentally, accesses are made within a bank. For an instruction accessing a multi-byte data item,
address FFFF
accessing multi-byte data.
This is an example of executing MOVW A, 080FFFF
80FFFF
800000
H
is followed by address 0000
H
Figure 2.2-6 Example of Multi Byte Length Data Access
H
01
H
H
·
·
·
23
H
L
of the same bank. Figure 2.2-6 is an example of an instruction
H
.
H
AL before the execution
MOVW A, 080FFFF
AL after the execution
CHAPTER 2 CPU
??
??
H
23
01
H
H
31