Datasheet

Rev.6.00 Oct.28.2004 page 894 of 1016
REJ09B0138-0600H
SYSCR—System Control Register H'FF39 MCU
7
—
0
R/W
6
—
0
—
5
INTM1
0
R/W
4
INTM0
0
R/W
3
NMIEG
0
R/W
0
RAME
1
R/W
2
—
0
—/(R/W)
1
—
0
R/W
Bit
Initial value
Read/Write
:
:
:
Reserved
Only 0 should be written to this bit
Reserved
Only 0 should be written to this bit
Reserved for H8S/2398, H8S/2394,
H8S/2392, and H8S/2390.
Only 0 should be written to this bit.
Interrupt Control Mode Selection
0
1
0
1
0
1
Interrupt control mode 0
Setting prohibited
Interrupt control mode 2
Setting prohibited
NMI Input Edge Select
0
1
Falling edge
Rising edge
RAM Enable
0
1
On-chip RAM disabled
On-chip RAM enabled