MSP430X43X1_08 Datasheet, PDF (14/73 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x43x1, MSP430x43x, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344F − JANUARY 2002 − REVISED MAY 2007
MSP430x43x Terminal Functions (Continued)
TERMINAL
PN
NAME
I/O
NO.
PZ
NAME
I/O
NO.
DESCRIPTION
P3.3/UCLK0/S28 40 I/O S28
40
O
General-purpose digital I/O / ext. clock i/p—USART0/UART or SPI
mode, clock o/p—USART0/SPI mode / LCD segment output 28
P3.2/SOMI0/S29 41 I/O S29
41
O
General-purpose digital I/O / slave out/master in of USART0/SPI mode
/ LCD segment output 29
P3.1/SIMO0/S30 42 I/O S30
General-purpose digital I/O / slave out/master out of USART0/SPI
42
O _{mode / LCD segment output 30}
P3.0/STE0/S31
43 I/O S31
General-purpose digital I/O / slave transmit enable-USART0/SPI
43
O _{mode / LCD segment output 31}
S32
44 O LCD segment output 32
S33
45 O LCD segment output 33
P4.7/S34
46 I/O General-purpose digital I/O / LCD segment output 34
P4.6/S35
47 I/O General-purpose digital I/O / LCD segment output 35
P4.5/S36
48 I/O General-purpose digital I/O / LCD segment output 36
P4.4/S37
49 I/O General-purpose digital I/O / LCD segment output 37
P4.3/S38
50 I/O General-purpose digital I/O / LCD segment output 38
P4.2/S39
51 I/O General-purpose digital I/O / LCD segment output 39
COM0
44 O COM0
52 O COM0−3 are used for LCD backplanes.
P5.2/COM1
45 I/O P5.2/COM1
53
I/O
General-purpose digital I/O / common output, COM0−3 are used for
LCD backplanes.
P5.3/COM2
46 I/O P5.3/COM2
54
I/O
General-purpose digital I/O / common output, COM0−3 are used for
LCD backplanes.
P5.4/COM3
47 I/O P5.4/COM3
55
I/O
General-purpose digital I/O / common output, COM0−3 are used for
LCD backplanes.
R03
48
I R03
56
I Input port of fourth positive (lowest) analog LCD level (V5)
P5.5/R13
49 I/O P5.5/R13
57
I/O
General-purpose digital I/O / input port of third most positive analog
LCD level (V4 or V3)
P5.6/R23
50 I/O P5.6/R23
58
I/O
General-purpose digital I/O / input port of second most positive analog
LCD level (V2)
P5.7/R33
51 I/O P5.7/R33
59
I/O
General-purpose digital I/O / output port of most positive analog LCD
level (V1)
DV_CC2
DV_SS2
52
DV_CC2
53
DV_SS2
P4.1
60
Digital supply voltage, positive terminal.
61
Digital supply voltage, negative terminal.
62 I/O General-purpose digital I/O
P4.0
63 I/O General-purpose digital I/O
P3.7
64 I/O General-purpose digital I/O
P3.6
65 I/O General-purpose digital I/O
P3.5
66 I/O General-purpose digital I/O
P3.4
67 I/O General-purpose digital I/O
P3.3/UCLK0
68
I/O
General-purpose digital I/O / external clock input—USART0/UART or
SPI mode, clock output—USART0/SPI mode
P3.2/SOMI0
69 I/O General-purpose digital I/O / slave out/master in of USART0/SPI mode
P3.1/SIMO0
70 I/O General-purpose digital I/O / slave in/master out of USART0/SPI mode
P3.0/STE0
71 I/O General-purpose digital I/O / slave transmit enable USART0/SPI mode
P2.7/ADC12CLK 72 I/O General-purpose digital I/O / conversion clock—12-bit ADC
P2.6/CAOUT
73 I/O General-purpose digital I/O / Comparator_A output
P2.5/URXD0
54 I/O P2.5/URXD0
74 I/O General-purpose digital I/O / receive data in—USART0/UART mode
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