HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 105

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

2.1.2
In comparison to the H8/300 CPU, the H8S/2000 CPU has the following enhancements.
• More general registers and control registers
• Expanded address space
• Enhanced addressing
• Enhanced instructions
• Higher speed
2.1.3
In comparison to the H8/300H CPU, the H8S/2000 CPU has the following enhancements.
• Additional control register
• Enhanced instructions
• Higher speed
⎯ Eight 16-bit extended registers, and one 8-bit and two 32-bit control registers, have been
⎯ Normal mode supports the same 64-kbyte address space as the H8/300 CPU.
⎯ Advanced mode supports a maximum 16-Mbyte address space.
⎯ The addressing modes have been enhanced to make effective use of the 16-Mbyte address
⎯ Addressing modes of bit-manipulation instructions have been enhanced.
⎯ Signed multiply and divide instructions have been added.
⎯ Two-bit shift and two-bit rotate instructions have been added.
⎯ Instructions for saving and restoring multiple registers have been added.
⎯ A test and set instruction has been added.
⎯ Basic instructions are executed twice as fast.
⎯ One 8-bit control register has been added.
⎯ Addressing modes of bit-manipulation instructions have been enhanced.
⎯ Two-bit shift and two-bit rotate instructions have been added.
⎯ Instructions for saving and restoring multiple registers have been added.
⎯ A test and set instruction has been added.
⎯ Basic instructions are executed twice as fast.
added.
space.
Differences from H8/300 CPU
Differences from H8/300H CPU
Rev.7.00 Mar. 18, 2009 page 37 of 1136
REJ09B0109-0700
Section 2 CPU