H8S2110B RENESAS [Renesas Technology Corp], H8S2110B Datasheet - Page 106

• Manufacturer Part Number: H8S2110B
• Description: Renesas 16-Bit Single-Chip Microcomputer Renesas H8S Family/H8S/2100 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 5 Interrupt Controller
Bit
7
to
0
5.3.4
The ISCR registers select the source that generates an interrupt request at pins IRQ7 to IRQ0.
Rev. 2.00 Mar 21, 2006 page 68 of 518
REJ09B0299-0200
Bit
7
to
1
0
Bit
7
6
5
4
3
2
1
0
BARB
BARC
ISCRH
Bit Name
A7
to
A1
—
Bit Name
IRQ7SCB
IRQ7SCA
IRQ6SCB
IRQ6SCA
IRQ5SCB
IRQ5SCA
IRQ4SCB
IRQ4SCA
Bit Name
A15
to
A8
IRQ Sense Control Registers (ISCRH, ISCRL)
Initial Value
All 0
0
Initial Value
0
0
0
0
0
0
0
0
Initial Value
All 0
R/W
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Addresses 7 to 1
The A7 to A1 bits are compared with A7 to A1
in the internal address bus.
Reserved
This bit is always read as 0 and cannot be
modified.
Description
IRQn Sense Control B
IRQn Sense Control A
00: Interrupt request generated at low level of
IRQn input
01: Interrupt request generated at falling edge
of IRQn input
10: Interrupt request generated at rising edge
of IRQn input
11: Interrupt request generated at both falling
and rising edges of IRQn input
(n = 7 to 4)
Description
Addresses 15 to 8
The A15 to A8 bits are compared with A15 to
A8 in the internal address bus.