Hitachi H8S/2678 Series Reference Manual page 506

16-bit single-chip microcomputer
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ISCRH—IRQ Sense Control Register H
ISCRL—IRQ Sense Control Register L
ISCRH
Bit
15
IRQ15SCB
Initial value
R/W
Read/Write
Bit
IRQ11SCB
Initial value
Read/Write
R/W
ISCRL
15
Bit
IRQ7SCB
Initial value
Read/Write
R/W
Bit
IRQ3SCB
Initial value
R/W
Read/Write
IRQ15 Sense Control A and B to IRQ0 Sense Control A and B
IRQnSCB
14
IRQ15SCA
IRQ14SCB
0
0
R/W
R/W
7
6
IRQ11SCA
IRQ10SCB
0
0
R/W
R/W
14
IRQ7SCA
IRQ6SCB
0
0
R/W
R/W
7
6
IRQ3SCA
IRQ2SCB
0
0
R/W
R/W
IRQnSCA
0
0
1
1
0
1
13
12
IRQ14SCA
IRQ13SCB
0
0
R/W
R/W
5
4
IRQ10SCA
IRQ9SCB
0
0
R/W
R/W
13
12
IRQ6SCA
IRQ5SCB
0
0
R/W
R/W
5
4
IRQ2SCA
IRQ1SCB
0
0
R/W
R/W
Description
Interrupt request generated at IRQn input low level
Interrupt request generated at falling edge of IRQn input
Interrupt request generated at rising edge of IRQn input
Interrupt request generated at both falling and rising
edges of IRQn input
H'FE1A
Interrupt Controller
H'FE1C
Interrupt Controller
11
10
IRQ13SCA
IRQ12SCB
0
0
R/W
3
2
IRQ9SCA
IRQ8SCB
0
0
R/W
11
10
IRQ5SCA
IRQ4SCB
0
0
R/W
3
2
IRQ1SCA
IRQ0SCB
0
0
R/W
9
8
IRQ12SCA
0
0
R/W
R/W
1
0
IRQ8SCA
0
0
R/W
R/W
9
8
IRQ4SCA
0
0
R/W
R/W
1
0
IRQ0SCA
0
0
R/W
R/W
(n = 15 to 0)
489

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