M16C26A Datasheet, PDF (235/352 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

M16C/26A Group (M16C/26A, M16C/26B, M16C/26T)
P100 to P103
Pull-up selection
Direction register
Data bus
Port latch
16. Programmable I/O Ports
(1)
Analog input
P15, P16 ^{(inside dotted-line not included)}
Pull-up selection
Direction register
Data bus
Port P1 control register
Port latch
(1)
P17
(inside dotted-line included)
Input to respective peripheral functions
INPC17/INT5
Digital
debounce
P60, P61, P64, P65, P74 to P76,
P80, P81
Data bus
Pull-up selection
Direction
register
"1"
Port latch
Output
(1)
Input to respective peripheral functions
NOTE:
1.
symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed Vcc.
Figure 16.1. I/O Ports (1)
Rev. 2.00 Feb.15, 2007 ^{page 218} of 329
REJ09B0202-0200