r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 102

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 2 CPU
2.7.9
Table 2.13 indicates how effective addresses are calculated in each addressing mode. In normal
mode the upper 8 bits of the effective address are ignored in order to generate a 16-bit address.
Note: Normal mode is not available in this LSI.
Table 2.13 Effective Address Calculation (1)
Rev. 1.00 Sep. 19, 2008 Page 74 of 1270
REJ09B0466-0100
Register indirect with post-increment or
pre-decrement
• Register indirect with post-increment @ERn+
• Register indirect with pre-decrement @-ERn
Register direct (Rn)
Register indirect (@ERn)
Addressing Mode and Instruction Format
Effective Address Calculation
Operand Size
Byte
Word
Longword
Sign extension
Effective Address Calculation
General register contents
General register contents
General register contents
General register contents
1, 2, or 4
1, 2, or 4
Operand is general register contents.
Effective Address (EA)