Rev. 1.0, 02/00, page 1111 of 1141
H'FFF0: IRQ Edge Select Register IEGR: Interrupt Controller
0
0
1
0
R/W
2
0
R/W
3
0
4
0
R/W
5
0
0
7
R/W
R/W
R/W
IRQ4EG
R/W
IRQ5EG
IRQ3EG
IRQ2EG
IRQ1EG IRQ0EG1 IRQ0EG2
0
6
IRQ0 pin detected dege select bits
Description
0
0
Interrupt request generaed at falling edge of IRQ0 pin input
(Initial value)
IRQ0EG0
IRQ0EG1
1
0
Interrupt request generaed at rising edge of IRQ0 pin input
*
1
Interrupt request generaed at bath falling and rising edge of IRQ0 pin input
Note: * Don’t care.
IRQ5 to IRQ1 pins detected edge select bits
Interrupt request generated at falling edge of IRQn pin input
(Initial value)
Interrupt request generated at rising edge of IRQn pin input
0
1
(n = 5 to 1)
:
Bit
Initial value :
R/W
:
H'FFF1: IRQ Enable Register IENR: Interrupt Controller
0
0
1
0
R/W
2
0
R/W
3
0
4
0
R/W
5
0
0
7
R/W
R/W
R/W
IRQ5E
IRQ4E
IRQ3E
IRQ2E
IRQ1E
IRQ0E
0
6
IRQ5 to IRQ0 enable bits
IRQn interrupt is disabled
(Initial value)
IRQn interrupt is enabled
0
1
(n = 5 to 0)
Bit
Initial value
R/W
:
:
: