HD6413008F RENESAS [Renesas Technology Corp], HD6413008F Datasheet - Page 101

• Manufacturer Part Number: HD6413008F
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
• Manufacturer: RENESAS [Renesas Technology Corp]

MDS0 are read-only bits. The mode pin (MD
MDCR is read.
3.3
SYSCR is an 8-bit register that controls the operation of the H8/3008.
Bit
Initial value
Read/Write
System Control Register (SYSCR)
SSBY
Software standby
Enables transition to software standby mode
R/W
7
0
STS2
R/W
Standby timer select 2 to 0
These bits select the waiting time at
recovery from software standby mode
6
0
STS1
R/W
5
0
2
to MD
STS0
R/W
4
0
User bit enable
Selects whether to use the UI bit in CCR
as a user bit or an interrupt mask bit
0
) levels are latched into these bits when
R/W
UE
Rev.4.00 Aug. 20, 2007 Page 57 of 638
3
1
NMI edge select
Selects the valid edge
of the NMI input
NMIEG
R/W
2
0
3. MCU Operating Modes
Software standby
output port enable
Selects the output state
of the address bus and
bus control signals in
software standby mode
SSOE
R/W
1
0
REJ09B0395-0400
RAM enable
Enables or
disables
on-chip RAM
RAME
R/W
0
1