h8s-2172 Renesas Electronics Corporation., h8s-2172 Datasheet - Page 47

• Manufacturer Part Number: h8s-2172
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family H8s-2100 Series
• Manufacturer: Renesas Electronics Corporation.

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
added.
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
space.
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.
Differences from H8/300H CPU
Differences from H8/300 CPU
Rev. 2.00, 03/04, page 15 of 534