M16C62N Datasheet, PDF (145/213 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Programmable I/O Port
P100 to P103
(inside dotted-line not included)
P104 to P107
(inside dotted-line included)
Data bus
Pull-up selection
Direction register
Port latch
Mitsubishi microcomputers
M16C / 62N Group (80-pin)
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
(Note 1)
P93, P94
Analog input
Input to respective peripheral functions
Pull-up selection
D-A output enabled
Direction register
Data bus
Port latch
(Note 1)
Input to respective peripheral functions
Analog output
D-A output enabled
Pull-up selection
Direction register
P96
"1"
Data bus
Port latch
Output
(Note 1)
Analog input
Pull-up selection
Direction register
P95
"1"
Data bus
Port latch
Output
(Note 1)
Input to respective peripheral functions
Analog input
Note 1:
symbolizes a parasitic diode.
Do not apply a voltage higher than Vcc to each port.
Note 2: P1, P44 to P47, P72 to P75, P91 are not connected to external pins, but are
present within the microcomputer.
Figure 1.18.3. Programmable I/O ports (3)
144