upd78f0730 Renesas Electronics Corporation., upd78f0730 Datasheet - Page 36

• Manufacturer Part Number: upd78f0730
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

3.1.5 Data memory addressing
the register or memory relevant to the execution of instructions.
addressing methods designed for the functions of special function registers (SFR) and general-purpose registers are
available for use. Figure 3-2 shows correspondence between data memory and addressing. For details of each
addressing mode, see 3.4 Operand Address Addressing.
36
PD78F0730, based on operability and other considerations. For areas containing data memory in particular, special
Addressing refers to the method of specifying the address of the instruction to be executed next or the address of
Several addressing modes are provided for addressing the memory relevant to the execution of instructions for the
E F F F H
F E D F H
F 0 0 0 H
F F F F H
F E F F H
F E E 0 H
F E 1 F H
F A F F H
F 9 D 1 H
F 9 D 0 H
F F 2 0 H
F F 1 F H
F F 0 0 H
F E 2 0 H
F B 0 0 H
F 7 F F H
3 F F F H
F 8 0 0 H
4 0 0 0 H
0 0 0 0 H
General-purpose registers
Special function registers (SFR)
Internal high-speed RAM
Internal expansion RAM
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Figure 3-2. Correspondence Between Data Memory and Addressing
Flash memory
16384
1024
2048
256
303
USB area
Reserved
Reserved
8 bits
8 bits
8 bits
8 bits
8 bits
8 bits
Preliminary User’s Manual U19014EJ1V0UD
CHAPTER 3 CPU ARCHITECTURE
SFR addressing
Register addressing
Short direct
addressing
Direct addressing
Register indirect addressing
Based addressing
Based indexed addressing