Hitachi F-ZTAT H8/3039 Series Hardware Manual page 658

ISCR—IRQ Sense Control Register
Bit
Initial value
Read/Write R/W
IER—IRQ Enable Register
Bit
Initial value
Read/Write R/W
652
7 6
— — IRQ5SC
0 0
R/W R/W
IRQ , IRQ , IRQ and IRQ sense control
4
5
0 Interrupts are requested when IRQ , IRQ , IRQ , and IRQ
inputs are low
1 Interrupts are requested by falling-edge input at IRQ , IRQ ,
IRQ and IRQ
1
7 6
— — IRQ5E
0 0
R/W R/W
0 IRQ
1 IRQ
5 4
IRQ4SC —
0 0
R/W R/W
0
1
0
5 4
IRQ4E —
0 0
R/W R/W
IRQ , IRQ
5
, IRQ , IRQ
5 4 1
, IRQ , IRQ
5 4 1
H'F4 Interrupt controller
3 2
— IRQ1SC
0 0
R/W R/W
5 4 1
H'F5 Interrupt controller
3 2
— IRQ1E
0 0
R/W R/W
, IRQ , IRQ enable
4 1 0
and IRQ interrupts are disabled
0
and IRQ interrupts are enabled
0
1 0
IRQ0SC
0 0
R/W
0
5 4
1 0
IRQ0E
0 0
R/W