ST9291J5/N5 查看數據表（PDF） - STMicroelectronics

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ST9291J5/N5

16-48K ROM HCMOS MCU WITH ON SCREEN DISPLAY AND VOLTAGE TUNING OUTPUT

STMicroelectronics 

ST9291

PIN DESCRIPTION (Continued)

Table 1. ST9291 I/O Port Alternative Function Summary (Continued)

I/O PORT

Port.bit

Name

Function

Alternate Function

P3.4

I/O

P3.5

I/O

P3.6

I/O

P3.7

I/O

P4.0

PWM0

O

PWM Output 0

P4.1

PWM1

O

PWM Output 1

P4.2

PWM2

O

PWM Output 2

P4.3

PWM3

O

PWM Output 3

P4.4

PWM4

O

PWM Output 4

P4.5

PWM5

O

PWM Output 5

P4.6

PWM6

O

PWM Output 6

P4.7

PWM7

O

PWM Output 7

P4.7

P5.0

P5.0

P5.1

EXTRG

SCK

INT2

SDIO

I

A/D External Trigger

O

SPI Serial Clock (1)

I

External Interrupt 2 (1)

I/O

SPI Serial Data Input/Output (1)

P5.2

I/O

P5.3

I/O

Notes.

1. The alternate functions of SCK/INT2 and SDIO may be swapped by using the SWAP Register Function.

2. Schmitt trigger options are available as a mask option for any input pin.

Pin Assignment

9291J

9291N

14

19

13

18

12

17

-

16

28

35

29

36

30

37

31

38

32

39

33

40

34

41

35

42

35

42

20

27

20

27

19

26

-

25

-

24

6/20

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