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CHAPTER 5 CPU ARCHITECTURE
5.4.3 Direct addressing
[Function]
This addressing directly addresses the memory indicated by the immediate data in an instruction word.
[Operand format]
Identifier
Description
addr16
Label or 16-bit immediate data
[Description example]
MOV A, !0FE00H; when setting !addr16 to FE00H
Operation code
1 0 0 0 1 1 1 0
OP code
0 0 0 0 0 0 0 0
00H
1 1 1 1 1 1 1 0
FEH
[Illustration]
Memory
0
7
OP code
saddr16 (low)
saddr16 (high)
Summary of Contents for PD78056F
Page 2: ...2 MEMO ...
Page 14: ...14 MEMO ...
Page 34: ...34 MEMO ...
Page 154: ...154 MEMO ...
Page 170: ...170 MEMO ...
Page 238: ...238 MEMO ...
Page 278: ...278 MEMO ...
Page 432: ...432 MEMO ...
Page 476: ...476 MEMO ...
Page 548: ...548 MEMO ...
Page 564: ...564 MEMO ...
Page 580: ...580 MEMO ...
Page 584: ...584 MEMO ...
Page 592: ...592 MEMO ...