M16CSLASH29 datasheet(342/499 Pages) RENESAS

342 / 499 page

19. Programmable I/O Ports

page 318

Figure 19.1 I/O Ports (1)

P10 to P13

P15, P16

P22 to P27, P30, P60, P61, P64,

P65, P74 to P76, P80, P81

P00 to P07,

P100 to P103

P30 to P37

(inside dotted-line included)

(inside dotted-line not included)

Data bus

(1)

Analog input

Pull-up selection

Direction register

Port latch

P14

(inside dotted-line not included)

(inside dotted-line included)

P17

(inside dotted-line not included)

(inside dotted-line included)

P32

(inside dotted-line not included)

(inside dotted-line included)

Data bus

Direction register

Port latch

Pull-up selection

(1)

Port P1 control register

Analog input

Direction register

Port latch

Pull-up selection

(1)

Port P1 control register

Input to respective peripheral functions

Digital

debounce

INPC17/INT5

"1"

Output

Data bus

Direction

Port latch

Pull-up selection

(1)

Input to respective peripheral functions

NOTE:

symbolizes a parasitic diode.

Make sure the input voltage on each port will not exceed Vcc.

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