Datasheet

Section 5 Interrupt Controller
R01UH0309EJ0500 Rev. 5.00 Page 125 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
5.3.6 IRQ Pin Select Register (ITSR)
ITSR selects input pins IRQ15 to IRQ0.
• H8S/2456 Group
Bit Bit Name Initial Value R/W Description
15 ITS15 0 R/W Selects the IRQ15 input pin.
0: PF2/IRQ15-A selected
1: P27/IRQ15-B selected
14 ITS14 0 R/W Selects the IRQ14 input pin.
0: PF1/IRQ14-A selected
1: P26/IRQ14-B selected
13 ITS13 0 R/W Selects the IRQ13 input pin.
0: P65/IRQ13-A selected
1: P25/IRQ13-B selected
12 ⎯ 0 R/W Reserved
The initial value should not be changed.
11 ⎯ 0 R/W Reserved
The initial value should not be changed.
10 ⎯ 0 R/W Reserved
The initial value should not be changed.
9 ⎯ 0 R/W Reserved
The initial value should not be changed.
8 ITS8 0 R/W Selects the IRQ8 input pin.
0: P60/IRQ8-A selected
1: P20/IRQ8-B selected
7 ITS7 0 R/W Selects the IRQ7 input pin.
0: PA7/IRQ7-A selected
1: PH3/IRQ7-B selected
6 ITS6 0 R/W Selects the IRQ6 input pin.
0: PA6/IRQ6-A selected
1: PH2/IRQ6-B selected