Datasheet

Section 5 Interrupt Controller
Rev. 3.00 Sep. 28, 2009 Page 94 of 910
REJ09B0350-0300
• ISCR16L
Bit Bit Name Initial Value R/W Description
7
6
IRQ11SCB
IRQ11SCA
0
0
R/W
R/W
5
4
IRQ10SCB
IRQ10SCA
0
0
R/W
R/W
3
2
IRQ9SCB
IRQ9SCA
0
0
R/W
R/W
1
0
IRQ8SCB
IRQ8SCA
0
0
R/W
R/W
IRQn Sense Control B
IRQn Sense Control A
BA
00: Interrupt request generated at low level of IRQn
or ExIRQn input
01: Interrupt request generated at falling edge of
IRQn or ExIRQn input
10: Interrupt request generated at rising edge of
IRQn or ExIRQn input
11: Interrupt request generated at both falling and
rising edges of IRQn or ExIRQn input
(n = 11 to 8)
Note: The IRQn or ExIRQn pin is selected by IRQ
sense port select register 16 (ISSR16).
• ISCRH
Bit Bit Name Initial Value R/W Description
7
6
IRQ7SCB
IRQ7SCA
0
0
R/W
R/W
5
4
IRQ6SCB
IRQ6SCA
0
0
R/W
R/W
3
2
IRQ5SCB
IRQ5SCA
0
0
R/W
R/W
1
0
IRQ4SCB
IRQ4SCA
0
0
R/W
R/W
IRQn Sense Control B
IRQn Sense Control A
BA
00: Interrupt request generated at low level of IRQn
or ExIRQn input
01: Interrupt request generated at falling edge of
IRQn or ExIRQn input
10: Interrupt request generated at rising edge of
IRQn or ExIRQn input
11: Interrupt request generated at both falling and
rising edges of IRQn or ExIRQn input
(n = 7 to 4)
Note: The IRQn or ExIRQn pin is selected by the
IRQ sense port select register (ISSR). The
ExIRQ5 and ExIRQ4 pins are not supported.