M16C29 Datasheet, PDF (343/499 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/Tiny SERIES

M16C/29 Group
P20, P21, P70 to P73
Data bus
Pull-up selection
Direction
register
"1"
Port latch
Output
Switching
between
CMOS and
Nch
Input to respective peripheral functions
P82 to P84
Pull-up selection
Direction register
Data bus
Port latch
Input to respective peripheral functions
P31, P62, P66, P77
Data bus
Pull-up selection
Direction register
Port latch
Input to respective peripheral functions
NOTE:
1.
symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed Vcc.
Figure 19.2 I/O Ports (2)
19. Programmable I/O Ports
(1)
(1)
(1)
Rev. 1.12 Mar.30, 2007 ^{page 319} of 458
REJ09B0101-0112