Datasheet

78K0/Ix2 CHAPTER 3 CPU ARCHITECTURE
R01UH0010EJ0500 Rev.5.00 90
Feb 28, 2012
3.4.3 Direct addressing
[Func
tion]
The memory to be manipulated is directly addressed with immediate data in an instruction word becoming an operand
address.
This addressing can be carried out for all of the memory spaces.
[Operand format]
Identifier Description
addr16 Label or 16-bit immediate data
[Description example]
MOV A, !0FE00H; when setting !addr16 to FE00H
Operation code 10001110 OP code
00000000 00H
11111110 FEH
[Illustration]
Memory
07
addr16 (lower)
addr16 (upper)
OP code