Hitachi HD6473867 Hardware Manual page 79

Bit 3: IRQ edge select (IEG3)
3
Bit 3 selects the input sensing of the IRQ
Bit 3
IEG3 Description
0 Falling edge of IRQ
1 Rising edge of IRQ
Bit 2: IRQ edge select (IEG2)
2
Bit 2 selects the input sensing of pin IRQ
Bit 2
IEG2 Description
0 Falling edge of IRQ
1 Rising edge of IRQ
Bit 1: IRQ edge select (IEG1)
1
Bit 3 selects the input sensing of the IRQ
Bit 1
IEG1 Description
0 Falling edge of IRQ
1 Rising edge of IRQ
Bit 0: IRQ edge select (IEG0)
0
Bit 0 selects the input sensing of pin IRQ
Bit 0
IEG0 Description
0 Falling edge of IRQ
1 Rising edge of IRQ
pin and TMIF pin.
3
and TMIF pin input is detected
3
and TMIF pin input is detected
3
.
2
pin input is detected
2
pin input is detected
2
pin and TMIC pin.
1
and TMIC pin input is detected
1
and TMIC pin input is detected
1
.
0
pin input is detected
0
pin input is detected
0
68
(initial value)
(initial value)
(initial value)
(initial value)