R5F61525 RENESAS [Renesas Technology Corp], R5F61525 Datasheet - Page 271

• Manufacturer Part Number: R5F61525
• Description: 32-Bit CISC Microcomputer H8SX Family H8SX/1500 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

8.2.7
(1)
Port H functions as an 8-bit I/O port and also functions as a realtime input port. Using port H as
the realtime input port, the pin status of port H is stored in PHRTIDR by the following triggers
a low level, a falling edge, a rising edge, or both edges of pin IRQ14.
The pin function is switched as shown below according to the PHnDDR bit setting.
[Legend]
n = 7 to 0
8.2.8
(1)
The pin function is switched as shown below according to the combination of the port function
control register A (PFCRA), TPU_8, and PJ7DDR bit settings.
Module Name
I/O port
Module Name
TPU_8
I/O port
PH7, PH6, PH5, PH4, PH3, PH2, PH1, and PH0
PJ7/TIOCA8/TIOCB8/TCLKH
Port H
Port J
Pin Function
PHn output
PHn input (initial setting)
Pin Function
TIOCB8 output
PJ7 output
PJ7 input (initial setting)
TPU_8
TIOCB8_OE
1
0
0
Setting
I/O Port
PHnDDR
1
0
Rev. 3.00 Mar. 14, 2006 Page 233 of 804
Setting
I/O Port
PJ7DDR

1
0
Section 8 I/O Ports
REJ09B0104-0300