h8s-2111b Renesas Electronics Corporation., h8s-2111b Datasheet - Page 106

• Manufacturer Part Number: h8s-2111b
• 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.
• ISCRH
• ISCRL
Rev. 1.00, 05/04, page 72 of 544
Bit
7
6
5
4
3
2
1
0
Bit
7
6
5
4
3
2
1
0
IRQ Sense Control Registers (ISCRH, ISCRL)
Bit Name
IRQ7SCB
IRQ7SCA
IRQ6SCB
IRQ6SCA
IRQ5SCB
IRQ5SCA
IRQ4SCB
IRQ4SCA
Bit Name
IRQ3SCB
IRQ3SCA
IRQ2SCB
IRQ2SCA
IRQ1SCB
IRQ1SCA
IRQ0SCB
IRQ0SCA
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 IRQn
01: Interrupt request generated at falling edge of IRQn
10: Interrupt request generated at rising edge of IRQn
11: Interrupt request generated at both falling and
(n = 7 to 4)
Description
IRQn Sense Control B
IRQn Sense Control A
00: Interrupt request generated at low level of IRQn
01: Interrupt request generated at falling edge of IRQn
10: Interrupt request generated at rising edge of IRQn
11: Interrupt request generated at both falling and
(n = 3 to 0)
input
input
input
rising edges of IRQn input
input
input
input
rising edges of IRQn input