Table of Contents
Advertisement
R8C/18 Group, R8C/19 Group
P1_0 to P1_3
Output from individual peripheral function
Data bus
Input to individual peripheral function
P1_4
Output from individual peripheral function
Data bus
P1_5
Data bus
Input to individual peripheral function
NOTE:
1.
Ensure the input voltage to each port will not exceed VCC.
Figure 6.1
Configuration of Programmable I/O Ports (1)
Rev.1.30
Apr 14, 2006
REJ09B0222-0130
Pull-up selection
Direction
register
1
Port latch
Analog input
Pull-up selection
Direction
register
1
Port latch
Pull-up selection
Direction
register
Port latch
symbolizes a parasitic diode.
Page 29 of 233
6. Programmable I/O Ports
(Note 1)
Drive capacity selection
(Note 1)
(Note 1)
Advertisement
Table of Contents
