Renesas M16C FAMILY series Hardware Manual page 305

M 1 6 C 2 / 8 G o r u p ( M 1 6 C
P2 , P2 , P7
0 1
P7 , P7
2 3
P8 to P8
2 4
P3 , P6 , P6
1 2
P9 to P9
0 2
NOTES:
1.
Make sure the input voltage on each port will not exceed Vcc.
Figure 17.2 I/O Ports (2)
R e . v 2 0 . 0 J a . n 3 , 1 2 0 0 7
R E J 0 9 B 0 0 4 7 0 - 2 0 0
2 / , 8 M 1 6 C 2 / 8 ) B
,P7 ,
0 1
Data bus Port latch
Input to respective peripheral functions
Direction register
Data bus
Input to respective peripheral functions
Direction register
, P7 ,
6 7
Data bus
Input to respective peripheral functions
symbolizes a parasitic diode.
page 285
f o 3 8 5
Pull-up selection
Direction
register
"1"
Output
Switching
between
CMOS and
Nch
Pull-up selection
Port latch
Pull-up selection
Port latch
17. Programmable I/O Ports
(1)
(1)
(1)