HD64F2638F20J Datasheet, PDF (147/1512 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2600 Series

H8S/2639, H8S/2638, H8S/2636,
H8S/2630, H8S/2635 Group
Vector
fetch
Section 4 Exception Handling
Prefetch of first program
instruction
φ
RES
Internal
address bus
(1)
(3)
(5)
Internal read
signal
Internal write
signal
Internal data
bus
High
(2)
(4)
(6)
(1) (3) Reset exception handling vector address (when power-on 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
Figure 4-2 Reset Sequence (Modes 6 and 7)
REJ09B0103-0800 Rev. 8.00
May 28, 2010
Page 97 of 1458