Renesas H8S Series Hardware Manual page 644

φ
V
CC
FWE
MD to MD
2 0
RES
SWE bit
Flash memory access disabled period
(x: Wait time after SWE setting)
Flash memory reprogrammable period
(Flash memory program execution and data read, other than verify, are disabled.)
Notes:
Rev.6.00 Oct.28.2004 page 616 of 1016
REJ09B0138-0600H
t
OSC1
1
*
t
Always fix the level by pulling down or pulling up the mode pins (MD
1.
until powering off, except for mode switching.
See section 22.7.6, Flash Memory Characteristics.
2.
Mode programming setup time t
3.
Figure 19-33 Powering On/Off Timing (Boot Mode)
Programming and
erase possible
Wait time: x
3
*
t
MDS
3
*
MDS
SWE
set
2
*
(min) = 200 ns
MDS
min 0 µs
min 0 µs
SWE
clear
to MD )
2 0