M16C28 Datasheet, PDF (304/423 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

M16C/28 Group (M16C/28, M16C/28B)
P00 to P07, P93,
P100 to P103
(inside dotted-line
included)
Data bus
P30 to P37 (inside dotted-line not included)
Pull-up selection
Direction register
Port latch
P10 to P13 (inside dotted-line included)
Analog input
Pull-up selection
Direction register
Data bus
P14 (inside dotted-line not included)
Port P1 control register
Port latch
17. Programmable I/O Ports
(1)
(1)
P15 to P16 ^{(inside dotted-line not included)}
Data bus
P17
(inside dotted-line included)
Analog input
Pull-up selection
Direction register
Port P1 control register
Port latch
Input to respective peripheral functions
INPC17/INT5
Digital
Debounce
P22 to P27, P30, P60, P61,
P64, P65, P74 to P76, P80,
P81
(inside dotted-line included)
Data bus
Pull-up selection
Direction
register
"1"
Port latch
Output
P32
(inside dotted-line not included)
Input to respective peripheral functions
NOTES:
1.
symbolizes a parasitic diode.
Make sure the input voltage on each port will not exceed Vcc.
Figure 17.1 I/O Ports (1)
Rev. 2.00 Jan. 31, 2007 ^{page 284} of 385
REJ09B0047-0200
(1)
(1)