HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 65

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

2.1.3
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
2.1.4
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 expanded registers, and one 8-bit control register, have been added.
⎯ 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 instructions have been added.
⎯ Instructions for saving and restoring multiple registers have been added.
⎯ A test and set instruction has been added.
⎯ Basic instructions execute twice as fast.
⎯ One 8-bit control register has been added.
⎯ Addressing modes of bit-manipulation instructions have been enhanced.
⎯ Two-bit shift instructions have been added.
⎯ Instructions for saving and restoring multiple registers have been added.
⎯ A test and set instruction has been added.
⎯ Basic instructions execute twice as fast.
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Differences from H8/300 CPU
Differences from H8/300H CPU
Rev.6.00 Sep. 27, 2007 Page 35 of 1268
REJ09B0220-0600
Section 2 CPU