Datasheet

Table Of Contents
Section 5 Interrupt Controller
REJ09B0140-0900 Rev. 9.00 Page 89 of 846
Sep 16, 2010
H8S/2215 Group
5.3.3 IRQ Sense Control Registers H and L (ISCRH, ISCRL)
The ISCR registers select the source that generates an interrupt request at pins IRQ7, and IRQ5 to
IRQ0.
Bit Bit Name Initial Value R/W Description
15
14
IRQ7SCB
IRQ7SCA
0
0
R/W
R/W
IRQ7 Sense Control B
IRQ7 Sense Control A
00: Interrupt request generated at IRQ7 input low level
01: Interrupt request generated at falling edge of IRQ7
input
10: Interrupt request generated rising edge of IRQ7
input
11: Interrupt request generated at both falling and
rising edges of IRQ7 input
13
12
IRQ6SCB
IRQ6SCA
0
0
R/W
R/W
IRQ6
*
Sense Control B
IRQ6
*
Sense Control A
00: Setting prohibited when using on-chip USB
suspend or resume interrupt
01: Interrupt request generated at falling edge of IRQ6
input
1×: Setting prohibited
11
10
IRQ5SCB
IRQ5SCA
0
0
R/W
R/W
IRQ5 Sense Control B
IRQ5 Sense Control A
00: Interrupt request generated at IRQ5 input low level
01: Interrupt request generated at falling edge of IRQ5
input
10: Interrupt request generated at rising edge of IRQ5
input
11: Interrupt request generated at both falling and
rising edges of IRQ5 input
Legend:
×: Don’t care
Note: * IRQ6 is an interrupt only for the on-chip USB.