R5F61655N50FPV Datasheet, PDF (558/1376 Pages) Renesas Technology Corp – Renesas 32-Bit CISC Microcomputer H8SX Family / H8SX/1600 Series

Section 13 I/O Ports
(8) P20/PO0/TIOCA3/TIOCB3/TMRI0/SCK0/IRQ8-A
The pin function is switched as shown below according to the combination of the TPU, PPG, and
SCI register settings and P20DDR bit setting.
Module Name
TPU
SCI
PPG
I/O port
Pin Function
TIOCB3 output
SCK0 output
PO0 output
P20 output
P20 input
(initial value)
Setting
TPU
SCI
PPG
TIOCB3_OE SCK0_OE PO0_OE
1
⎯
⎯
0
1
⎯
0
0
1
0
0
0
0
0
0
I/O Port
P20DDR
⎯
⎯
⎯
1
0
13.2.3 Port 5
(1) P57/AN7/DA1/IRQ7-B
Module Name
D/A converter
Pin Function
DA1 output
(2) P56/AN6/DA0/IRQ6-B
Module Name
D/A converter
Pin Function
DA0 output
Rev. 2.00 Oct. 20, 2009 Page 526 of 1340
REJ09B0499-0200