MSP430XW42X datasheet(5/54 Pages) TI

Part #	MSP430XW42X

Description	MIXED SIGNAL MICROCONTROLLER

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Manufacturer	TI [Texas Instruments]

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MSP430xW42x

MIXED SIGNAL MICROCONTROLLER

SLAS383B − OCTOBER 2003 − REVISED JUNE 2007

5

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

Terminal Functions (Continued)

TERMINAL

I/O

DESCRIPTION

NAME

NO.

I/O

DESCRIPTION

P4.0/S9

21

I/O

General-purpose digital I/O/LCD segment output 9 (see Note)

P4.1/S8

20

I/O

General-purpose digital I/O/LCD segment output 8 (see Note)

P4.2/S7

19

I/O

General-purpose digital I/O/LCD segment output 7 (see Note)

P4.3/S6

18

I/O

General-purpose digital I/O/LCD segment output 6 (see Note)

P4.4/S5

17

I/O

General-purpose digital I/O/LCD segment output 5 (see Note)

P4.5/S4

16

I/O

General-purpose digital I/O/LCD segment output 4 (see Note)

P4.6/S3

15

I/O

General-purpose digital I/O/LCD segment output 3 (see Note)

P4.7/S2

14

I/O

General-purpose digital I/O/LCD segment output 2 (see Note)

P5.0/S1

13

I/O

General-purpose digital I/O/LCD segment output 1 (see Note)

P5.1/S0

12

I/O

General-purpose digital I/O/LCD segment output 0 (see Note)

COM0

36

O

Common output. COM0−3 are used for LCD backplanes

P5.2/COM1

37

I/O

General-purpose digital I/O/common output. COM0−3 are used for LCD backplanes

P5.3/COM2

38

I/O

General-purpose digital I/O/common output. COM0−3 are used for LCD backplanes

P5.4/COM3

39

I/O

General-purpose digital I/O/common output. COM0−3 are used for LCD backplanes

R03

40

I

Input port of fourth positive (lowest) analog LCD level (V5)

P5.5/R13

41

I/O

General-purpose digital I/O/input port of third most positive analog LCD level (V4 or V3)

P5.6/R23

42

I/O

General-purpose digital I/O/input port of second most positive analog LCD level (V2)

P5.7/R33

43

I/O

General-purpose digital I/O/output port of most positive analog LCD level (V1)

P6.0/SIFCH0

59

I/O

General-purpose digital I/O/Scan IF, channel 0 sensor excitation output and signal input

P6.1/SIFCH1

60

I/O

General-purpose digital I/O/Scan IF, channel 1 sensor excitation output and signal input

P6.2/SIFCH2

61

I/O

General-purpose digital I/O/Scan IF, channel 2 sensor excitation output and signal input

P6.3/SIFCH3/

SIFCAOUT

2

I/O

General-purpose digital I/O/Scan IF, channel 3 sensor excitation output and signal input/Scan IF

comparator output

P6.4/SIFCI0

3

I/O

General-purpose digital I/O/Scan IF, channel 0 signal input to comparator

P6.5/SIFCI1

4

I/O

General-purpose digital I/O/Scan IF, channel 1 signal input to comparator

P6.6/SIFCI2/

SIFDACOUT

5

I/O

General-purpose digital I/O/Scan IF, channel 2 signal input to comparator/10-bit DAC output

P6.7/

SIFCI3/SVSIN

6

I/O

General-purpose digital I/O/Scan IF, channel 3 signal input to comparator/SVS, analog input

SIFCI

7

I

Scan IF input to Comparator.

SIFCOM

11

O

Common termination for Scan IF sensors.

RST/NMI

58

I

Reset input or nonmaskable interrupt input port.

TCK

57

I

Test clock. TCK is the clock input port for device programming and test.

TDI/TCLK

55

I

Test data input or test clock input. The device protection fuse is connected to TDI/TCLK.

TDO/TDI

54

I/O

Test data output port. TDO/TDI data output or programming data input terminal.

TMS

56

I

Test mode select. TMS is used as an input port for device programming and test.

XIN

8

I

Input port for crystal oscillator XT1. Standard or watch crystals can be connected.

XOUT

9

O

Output terminal of crystal oscillator XT1.

NOTE:

LCD function selected automatically when applicable LCD module control bits are set, not with PxSEL bits.

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