Port Control Register 1 (Ptcnt1) - Renesas H8S/2437 Hardware Manual

7.14.2

Port Control Register 1 (PTCNT1)

PTCNT1 selects ports that also function as IRQ7 to IRQ0 input pins.
Bit Bit Name
7 IRQ7S
6 IRQ6S
5 IRQ5S
4 IRQ4S
3 IRQ3S
2 IRQ2S
1 IRQ1S
0 IRQ0S
Initial Value R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
0 R/W
Description
Selects the IRQ7 input pin.
0: P47/IRQ7 is selected
1: P07/ExIRQ7 is selected
Selects the IRQ6 input pin.
0: P46/IRQ6 is selected
1: P06/ExIRQ6 is selected
Selects the IRQ5 input pin.
0: P45/IRQ5 is selected
1: P05/ExIRQ5 is selected
Selects the IRQ4 input pin.
0: P44/IRQ4 is selected
1: P04/ExIRQ4 is selected
Selects the IRQ3 input pin.
0: P43/IRQ3 is selected
1: P33/ExIRQ3 is selected
Selects the IRQ2 input pin.
0: P42/IRQ2 is selected
1: P32/ExIRQ2 is selected
Selects the IRQ1 input pin.
0: P41/IRQ1 is selected
1: P31/ExIRQ1 is selected
Selects the IRQ0 input pin.
0: P40/IRQ0 is selected
1: P30/ExIRQ0 is selected
Rev. 1.00, 09/03, page 215 of 704