r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 696

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 10 I/O Ports
10.18.4 Port Function Control Register 3 (PFCR3)
PFCR3 switches the functions of the PPG output pin, TPU input/output pin, and TMR
input/output pin.
Rev. 1.00 Sep. 19, 2008 Page 668 of 1270
REJ09B0466-0100
Bit
7
6
5
Bit Name

PPGS
TPUS
Initial Value
1
0
0
R/W

R/W
R/W
PPG Pin Select
TPU Pin Select
Description
Reserved
This bit is always read as 1. Only the initial value
should be written to this bit.
Selects the output pins of PO5 to PO0.
0: P25/PO5-A, P24/PO4-A, P23/PO3-A, P22/PO2-
1: P85/PO5-B, P52/PO4-B, P83/PO3-B, P51/PO2-
Selects the output pins of TIOCA3, TIOCB3,
TIOCC3, TIOCD3, TIOCA4, and TIOCB4.
0: P25/TIOCB4-A, P24/TIOCA4-A, P23/TIOCD3-A,
1: P85/TIOCB4-B, P52/TIOCA4-B, P83/TIOCD3-B,
A, P21/PO1-A, and P20/PO0-A are selected
B, P81/PO1-B, and P50/PO0-B are selected
P22/TIOCC3-A, P21/TIOCB3-A, and
P20/TIOCA3-A are selected
P51/TIOCC3-B, P81/TIOCB3-B, and
P50/TIOCA3-B are selected