Renesas R8C series User Manual

R8C/1A Group, R8C/1B Group 5. Programmable I/O Ports
Rev.1.30 Dec 08, 2006 Page 25 of 315
REJ09B0252-0130
Figure 5.1 Configuration of Programmable I/O Ports (1)
P1_0 to P1_3
1
Analog input
Port latch
Direction
register
Data bus
Pull-up selection
Input to individual peripheral function
Drive capacity selection
P1_4
1
Port latch
Direction
register
Data bus
Pull-up selection
P1_5
Port latch
Direction
register
Data bus
Pull-up selection
Input to individual peripheral function
Output from individual peripheral function
Output from individual peripheral function
NOTE :
1. symbolizes a parasitic diode.
Ensure the input voltage to each port will not exceed VCC.
(Note 1)
(Note 1)
(Note 1)

Renesas R8C series Specifications

General

Brand	Renesas
Model	R8C series
Category	Computer Hardware
Language	English