h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 149

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

5.3.4
The ISCR registers select the source that generates an interrupt request at pins IRQ7 to IRQ0.
Bit
7
6
5
4
3
2
1
0
Bit
7
6
5
4
3
2
1
0
ISCRH
ISCRL
Bit Name
IRQ7SCB
IRQ7SCA
IRQ6SCB
IRQ6SCA
IRQ5SCB
IRQ5SCA
IRQ4SCB
IRQ4SCA
Bit Name
IRQ3SCB
IRQ3SCA
IRQ2SCB
IRQ2SCA
IRQ1SCB
IRQ1SCA
IRQ0SCB
IRQ0SCA
IRQ Sense Control Registers (ISCRH, ISCRL)
Initial Value
0
0
0
0
0
0
0
0
Initial Value
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
IRQn Sense Control B
IRQn Sense Control A
00: Interrupt request generated at low level of
01: Interrupt request generated at falling edge
10: Interrupt request generated at rising edge
11: Interrupt request generated at both falling
(n = 7 to 4)
Description
IRQn Sense Control B
IRQn Sense Control A
00: Interrupt request generated at low level of
01: Interrupt request generated at falling edge
10: Interrupt request generated at rising edge
11: Interrupt request generated at both falling
(n = 3 to 0)
IRQn input
of IRQn input
of IRQn input
and rising edges of IRQn input
IRQn input
of IRQn input
of IRQn input
and rising edges of IRQn input
Rev. 3.00 Mar 21, 2006 page 95 of 788
Section 5 Interrupt Controller
REJ09B0300-0300