Datasheet

M16C/6S Group Programmable I/O Ports
R01DS0201EJ0502 Rev.5.02 page 139 of 203
Dec 25, 2012
Figure 1.18.2. I/O Ports (2)
P8 3, P8 4
(Note 1)
P9
1
Data bus
Pull-up selection
Direction register
Port latch
Data bus
Pull-up selection
Direction register
Port latch
Input to respective peripheral functions
Input to respective peripheral functions
(Note 1)
P6
1 , P6 5
"1"
Output
Data bus
Direction
register
Port latch
Pull-up selection
(Note 1)
Input to respective peripheral functions
Note 1: symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed Vcc.
Switching
between
CMOS and
Nch