M16C62_M Datasheet, PDF (183/615 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/60 SERIES

Programmable I/O Port
Mitsubishi microcomputers
M16C / 62A Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
P00 to P07, P20 to P27,
P30 to P37, P40 to P47,
P50 to P54, P56
Data bus
Pull-up selection
Direction register
Port latch
(Note)
P10 to P14
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
(Note)
P15 to P17
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
P57, P60, P61, P64, P65,
P72 to P76, P80, P81,
P90, P92
Input to respective peripheral functions
Pull-up selection
Direction register
"1"
Data bus
Port latch
Output
Input to respective peripheral functions
Note :1
symbolizes a parasitic diode.
Do not apply a voltage higher than Vcc to each port.
Figure 1.20.1. Programmable I/O ports (1)
1-164
(Note)
(Note)