Renesas M16C/29 Series

19. Programmable I/O Ports
puorG92/C61M
page 321
854fo7002,03.raM21.1.veR
2110-1010B90JER
Figure 19.4 I/O Ports (4)
1
Output
Direction register
Data bus
Port latch
Analog input
Pull-up selection
(1)
P87
P86
fc
Rf
Rd
Data bus
Direction register
Pull-up selection
Port latch
Direction register
Pull-up selection
Port latch
Data bus
(1)
(1
)
Input to respective peripheral functions
P9
0, P95
(inside dotted-line
included)
P9
3, P96
(inside dotted-line
not included)
NOTE:
1. symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed Vcc.