Datasheet

MSP430x43x1, MSP430x43x, MSP430x44x1, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344G − JANUARY 2002 − REVISED OCTOBER 2009
21
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
MSP430x44x Terminal Functions (Continued)
TERMINAL
PN
I/O DESCRIPTION
NAME NO.
S29 41 O LCD segment output 29
S30 42 O LCD segment output 30
S31 43 O 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/UCLK1/S36 48 I/O
General-purpose digital I/O / external clock input—USART1/UART or SPI mode, clock
output—USART1/SPI MODE / LCD segment output 36
P4.4/SOMI1/S37 49 I/O General-purpose digital I/O / slave out/master in of USART1/SPI mode / LCD segment output 37
P4.3/SIMO1/S38 50 I/O General-purpose digital I/O / slave in/master out of USART1/SPI mode / LCD segment output 38
P4.2/STE1/S39 51 I/O General-purpose digital I/O / slave transmit enable—USART1/SPI mode / LCD segment output 39
COM0 52 O COM0−3 are used for LCD backplanes.
P5.2/COM1 53 I/O General-purpose digital I/O / common output, COM0−3 are used for LCD backplanes.
P5.3/COM2 54 I/O General-purpose digital I/O / common output, COM0−3 are used for LCD backplanes.
P5.4/COM3 55 I/O General-purpose digital I/O / common output, COM0−3 are used for LCD backplanes.
R03 56 I Input port of fourth positive (lowest) analog LCD level (V5)
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 58 I/O General-purpose digital I/O / Input port of second most positive analog LCD level (V2)
P5.7/R33 59 I/O General-purpose digital I/O / Output port of most positive analog LCD level (V1)
DV
CC2
60 Digital supply voltage, positive terminal.
DV
SS2
61 Digital supply voltage, negative terminal.
P4.1/URXD1 62 I/O General-purpose digital I/O / receive data in—USART1/UART mode
P4.0/UTXD1 63 I/O General-purpose digital I/O / transmit data out—USART1/UART mode
P3.7/TB6 64 I/O General-purpose digital I/O / Timer_B7 CCR6 / Capture: CCI6A/CCI6B input, compare: Out6 output
P3.6/TB5 65 I/O General-purpose digital I/O / Timer_B7 CCR5 / Capture: CCI5A/CCI5B input, compare: Out5 output
P3.5/TB4 66 I/O General-purpose digital I/O / Timer_B7 CCR4 / Capture: CCI4A/CCI4B input, compare: Out4 output
P3.4/TB3 67 I/O General-purpose digital I/O / Timer_B7 CCR3 / Capture: CCI3A/CCI3B input, compare: Out3 output
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 74 I/O General-purpose digital I/O / receive data in—USART0/UART mode
P2.4/UTXD0 75 I/O General-purpose digital I/O / transmit data out—USART0/UART mode
P2.3/TB2 76 I/O General-purpose digital I/O / Timer_B7 CCR2. Capture: CCI2A/CCI2B input, compare: Out2 output
P2.2/TB1 77 I/O General-purpose digital I/O / Timer_B7 CCR1. Capture: CCI1A/CCI1B input, compare: Out1 output
P2.1/TB0 78 I/O General-purpose digital I/O / Timer_B7 CCR0. Capture: CCI0A/CCI0B input, compare: Out0 output
P2.0/TA2 79 I/O General-purpose digital I/O / Timer_A Capture: CCI2A input, compare: Out2 output
P1.7/CA1 80 I/O General-purpose digital I/O / Comparator_A input