R8C-20_1 Datasheet, PDF (58/501 Pages) Renesas Technology Corp – MCU R8C FAMILY / R8C/2x SERIES

R8C/20 Group, R8C/21 Group
P3_0 and P3_1
Pull-up selection
Direction
register
1
Data bus
Output from each peripheral function
Port latch
P3_3 to P3_5 and P3_7
Pull-up selection
Direction
register
1
Data bus
Output from each peripheral function
Port latch
Input to each peripheral function
NOTE:
1.
symbolizes a parasitic diode.
Ensure the input voltage on each port will not exceed VCC.
Figure 7.3 Configuration of Programmable I/O Ports (3)
7. Programmable I/O Ports
(1)
(1)
(1)
(1)
Rev.2.00 Aug 27, 2008 Page 42 of 458
REJ09B0250-0200