HD6432670 Hitachi, HD6432670 Datasheet - Page 124

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Rev. 2.0, 04/02, page 78 of 906
Figure 4.1 Reset Sequence (Advanced Mode with On-chip ROM Enabled)
(1)(3) Reset exception handling vector address (when reset, (1)=H'000000, (3)=H'000002)
(2)(4) Start address (contents of reset exception handling vector address)
(5) Start address ((5)=(2)(4))
(6) First program instruction
Internal
address bus
Internal read
signal
Internal write
signal
Internal data
bus
(1)
Vector fetch
(2)
High
(4)
Internal
processing
(3)
Prefetch of first
program instruction
(5)
(6)