HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 111

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

3.2.2
Bit 7—Reserved: Only 0 should be written to this bit.
Bit 6—Reserved: This bit is always read as 0, and cannot be modified.
Bits 5 and 4—Interrupt Control Mode 1 and 0 (INTM1, INTM0): These bits select the control
mode of the interrupt controller. For details of the interrupt control modes, see section 5.4.1,
Interrupt Control Modes and Interrupt Operation.
Bit 5
INTM1
0
1
Bit 3—NMI Edge Select (NMIEG): Selects the valid edge of the NMI interrupt input.
Bit 3
NMIEG
0
1
Bit 2—LWR Output Disable (LWROD): Enables or disables LWR output.
Bit 2
LWROD
0
1
Bit
Initial value :
R/W
System Control Register (SYSCR)
Bit 4
INTM0
0
1
0
1
Description
An interrupt is requested at the falling edge of NMI input
An interrupt is requested at the rising edge of NMI input
Description
PF
PF
:
:
3
3
is designated as LWR output pin
is designated as I/O port, and does not function as LWR output pin
R/W
—
7
0
Interrupt Control
Mode
0
—
2
—
—
—
6
0
INTM1
R/W
5
0
Description
Control of interrupts by I bit
Setting prohibited
Control of interrupts by I2 to I0 bits and IPR
Setting prohibited
INTM0
R/W
4
0
Rev.6.00 Sep. 27, 2007 Page 81 of 1268
NMIEG
R/W
3
0
Section 3 MCU Operating Modes
LWROD IRQPAS
R/W
2
0
REJ09B0220-0600
R/W
1
0
(Initial value)
(Initial value)
(Initial value)
RAME
R/W
0
1