hd64338342hw Renesas Electronics Corporation., hd64338342hw Datasheet - Page 38

• Manufacturer Part Number: hd64338342hw
• Description: Renesas 8-bit Single-chip Microcomputer H8 Family/h8/300l Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

Section 1 Overview
Table 1.1
Item
CPU
Interrupts
Clock pulse
generators
Rev. 6.00 Aug 04, 2006 page 2 of 680
REJ09B0145-0600
Features
Description
High-speed H8/300L CPU
37 interrupt sources
Two on-chip clock pulse generators
General-register architecture
General registers: Sixteen 8-bit registers (can be used as eight 16-bit
registers)
Operating speed
Instruction set compatible with H8/300 CPU
Typical instructions
13 external interrupt sources (IRQ
24 internal interrupt sources
System clock pulse generator:
Subclock pulse generator: 32.768 kHz, 38.4 kHz
Maximum 16 MHz (H8/3847R Group, H8/38347 Group, and H8/38447
Group)
Maximum 10 MHz (H8/3847S Group)
Max. operating speed: 8 MHz
Add/subtract: 0.25 µs (operating at 8 MHz)
Multiply/divide: 1.75 µs (operating at 8 MHz)
Can run on 32.768 kHz or 38.4 kHz subclock
Instruction length of 2 bytes or 4 bytes
Basic arithmetic operations between registers
MOV instruction for data transfer between memory and registers
Multiply (8 bits
Divide (16 bits
Bit accumulator
Register-indirect designation of bit position
8 bits)
8 bits)
4
to IRQ
0
, WKP
7
to WKP
0
)