Datasheet

Section 4 Exception Handling

Rev. 4.00 Jun 06, 2006 page 95 of 1004

REJ09B0301-0400

Internal

address bus

Internal read

signal

Internal write

signal

Internal data

bus

(1) (3)

Vector

fetch

Internal

processing

Fetch of

first program

instruction

High

(1) Reset exception vector address ((1) = H'0000)

(2) Start address (contents of reset exception vector address)

(3) Start address ((3) = (2))

(4) First program instruction

(2) (4)

RES

Figure 4.2 Reset Sequence (Mode 3)