M16C26 Datasheet, PDF (171/239 Pages) Renesas Technology Corp – 16-BIT CMOS SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/20 SERIES

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Preliminary Specifications Rev. 0.9
Specifications in this manual are tentative
Programmable I/O Ports
and
subject to change.
SINGLE-CHIP 16-BIT
M16C/26 Group
CMOS MICROCOMPUTER
P63, P67
Data bus
Pull-up selection
Direction register
1
Port latch
Output
(Note 1)
P70, P71
Switching between CMOS and Nch
Data bus
Direction register
1
Port latch
Output
P82, P83
Input to respective peripheral functions
Pull-up selection
Direction register
Data bus
Port latch
(Note 2)
(Note 1)
Input to respective peripheral functions
Pull-up selection
Direction register
P93
Data bus
Port latch
(Note 1)
Note :1
symbolizes a parasitic diode.
Do not apply a voltage higher than Vcc to each port.
Note :2
symbolizes a parasitic diode.
Figure 1.17.2. Programmable I/O ports (2)
Renesas Technology Corp.
165