h8s-2635 Renesas Electronics Corporation., h8s-2635 Datasheet - Page 62

• Manufacturer Part Number: h8s-2635
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 1 Overview
Table 1-1
Rev. 6.00 Feb 22, 2005 page 2 of 1484
REJ09B0103-0600
Item
CPU
Bus controller
PC break controller
(This function is not
implemented in the
H8S/2635 Group)
Data transfer
controller (DTC)
(This function is not
implemented in the
H8S/2635 Group)
Overview
Specification
General-register machine
High-speed operation suitable for realtime control
Instruction set suitable for high-speed operation
CPU operating modes
Address space divided into 8 areas, with bus specifications settable
independently for each area
Choice of 8-bit or 16-bit access space for each area
2-state or 3-state access space can be designated for each area
Number of program wait states can be set for each area
Direct connection to burst ROM supported
Supports debugging functions by means of PC break interrupts
Two break channels
Can be activated by internal interrupt or software
Multiple transfers or multiple types of transfer possible for one activation
source
Transfer possible in repeat mode, block transfer mode, etc.
Request can be sent to CPU for interrupt that activated DTC
Sixteen 16-bit general registers (also usable as sixteen 8-bit registers
or eight 32-bit registers)
Maximum clock rate: 20 MHz
High-speed arithmetic operations
8/16/32-bit register-register add/subtract : 50 ns
16
16
32 ÷ 16-bit register-register divide
Sixty-nine basic instructions
8/16/32-bit move/arithmetic and logic instructions
Unsigned/signed multiply and divide instructions
Multiply-and accumulate instruction
Powerful bit-manipulation instructions
Advanced mode: 16-Mbyte address space
16-bit register-register multiply
16 + 42-bit multiply and accumulate : 200 ns
: 200 ns
: 1000 ns