Datasheet

MSP430x43x1, MSP430x43x, MSP430x44x1, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344G − JANUARY 2002 − REVISED OCTOBER 2009
17
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
MSP430x44x1 Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME NO.
I/O
DESCRIPTION
DV
CC1
1 Digital supply voltage, positive terminal.
P6.3 2 I/O General-purpose digital I/O
P6.4 3 I/O General-purpose digital I/O
P6.5 4 I/O General-purpose digital I/O
P6.6 5 I/O General-purpose digital I/O
P6.7/SVSIN 6 I/O General-purpose digital I/O / analog input to brownout, supply voltage supervisor
Reserved 7 O Reserved, do not connect externally
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
DV
SS
10 I Connect to DV
SS
DV
SS
11 I Connect to DV
SS
P5.1/S0 12 I/O General-purpose digital I/O / LCD segment output 0
P5.0/S1 13 I/O General-purpose digital I/O / LCD segment output 1
S2 14 O LCD segment output 2
S3 15 O LCD segment output 3
S4 16 O LCD segment output 4
S5 17 O LCD segment output 5
S6 18 O LCD segment output 6
S7 19 O LCD segment output 7
S8 20 O LCD segment output 8
S9 21 O LCD segment output 9
S10 22 O LCD segment output 10
S11 23 O LCD segment output 11
S12 24 O LCD segment output 12
S13 25 O LCD segment output 13
S14 26 O LCD segment output 14
S15 27 O LCD segment output 15
S16 28 O LCD segment output 16
S17 29 O LCD segment output 17
S18 30 O LCD segment output 18
S19 31 O LCD segment output 19
S20 32 O LCD segment output 20
S21 33 O LCD segment output 21
S22 34 O LCD segment output 22
S23 35 O LCD segment output 23
S24 36 O LCD segment output 24
S25 37 O LCD segment output 25
S26 38 O LCD segment output 26
S27 39 O LCD segment output 27
S28 40 O LCD segment output 28