Datasheet

MSP430F15x, MSP430F16x, MSP430F161x
MIXED SIGNAL MICROCONTROLLER
SLAS368G − OCTOBER 2002 − REVISED MARCH 2011
8
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME NO.
I/O
DESCRIPTION
AV
CC
64 Analog supply voltage, positive terminal. Supplies only the analog portion of ADC12 and DAC12.
AV
SS
62 Analog supply voltage, negative terminal. Supplies only the analog portion of ADC12 and DAC12.
DV
CC
1 Digital supply voltage, positive terminal. Supplies all digital parts.
DV
SS
63 Digital supply voltage, negative terminal. Supplies all digital parts.
P1.0/TACLK 12 I/O General-purpose digital I/O pin/Timer_A, clock signal TACLK input
P1.1/TA0 13 I/O General-purpose digital I/O pin/Timer_A, capture: CCI0A input, compare: Out0 output/BSL transmit
P1.2/TA1 14 I/O General-purpose digital I/O pin/Timer_A, capture: CCI1A input, compare: Out1 output
P1.3/TA2 15 I/O General-purpose digital I/O pin/Timer_A, capture: CCI2A input, compare: Out2 output
P1.4/SMCLK 16 I/O General-purpose digital I/O pin/SMCLK signal output
P1.5/TA0 17 I/O General-purpose digital I/O pin/Timer_A, compare: Out0 output
P1.6/TA1 18 I/O General-purpose digital I/O pin/Timer_A, compare: Out1 output
P1.7/TA2 19 I/O General-purpose digital I/O pin/Timer_A, compare: Out2 output
P2.0/ACLK 20 I/O General-purpose digital I/O pin/ACLK output
P2.1/TAINCLK 21 I/O General-purpose digital I/O pin/Timer_A, clock signal at INCLK
P2.2/CAOUT/TA0 22 I/O General-purpose digital I/O pin/Timer_A, capture: CCI0B input/Comparator_A output/BSL receive
P2.3/CA0/TA1 23 I/O General-purpose digital I/O pin/Timer_A, compare: Out1 output/Comparator_A input
P2.4/CA1/TA2 24 I/O General-purpose digital I/O pin/Timer_A, compare: Out2 output/Comparator_A input
P2.5/Rosc 25 I/O General-purpose digital I/O pin/input for external resistor defining the DCO nominal frequency
P2.6/ADC12CLK/
DMAE0
26 I/O General-purpose digital I/O pin/conversion clock – 12-bit ADC/DMA channel 0 external trigger
P2.7/TA0 27 I/O General-purpose digital I/O pin/Timer_A, compare: Out0 output
P3.0/STE0 28 I/O General-purpose digital I/O pin/slave transmit enable – USART0/SPI mode
P3.1/SIMO0/SDA 29 I/O General-purpose digital I/O pin/slave in/master out of USART0/SPI mode, I
2
C data − USART0/I
2
C mode
P3.2/SOMI0 30 I/O General-purpose digital I/O pin/slave out/master in of USART0/SPI mode
P3.3/UCLK0/SCL 31 I/O General-purpose digital I/O pin/external clock input − USART0/UART or SPI mode, clock output –
USART0/SPI mode, I
2
C clock − USART0/I
2
C mode
P3.4/UTXD0 32 I/O General-purpose digital I/O pin/transmit data out – USART0/UART mode
P3.5/URXD0 33 I/O General-purpose digital I/O pin/receive data in – USART0/UART mode
P3.6/UTXD1
†
34 I/O General-purpose digital I/O pin/transmit data out – USART1/UART mode
P3.7/URXD1† 35 I/O General-purpose digital I/O pin/receive data in – USART1/UART mode
P4.0/TB0 36 I/O General-purpose digital I/O pin/Timer_B, capture: CCI0A/B input, compare: Out0 output
P4.1/TB1 37 I/O General-purpose digital I/O pin/Timer_B, capture: CCI1A/B input, compare: Out1 output
P4.2/TB2 38 I/O General-purpose digital I/O pin/Timer_B, capture: CCI2A/B input, compare: Out2 output
P4.3/TB3† 39 I/O General-purpose digital I/O pin/Timer_B, capture: CCI3A/B input, compare: Out3 output
P4.4/TB4† 40 I/O General-purpose digital I/O pin/Timer_B, capture: CCI4A/B input, compare: Out4 output
P4.5/TB5† 41 I/O General-purpose digital I/O pin/Timer_B, capture: CCI5A/B input, compare: Out5 output
P4.6/TB6† 42 I/O General-purpose digital I/O pin/Timer_B, capture: CCI6A input, compare: Out6 output
P4.7/TBCLK 43 I/O General-purpose digital I/O pin/Timer_B, clock signal TBCLK input
P5.0/STE1† 44 I/O General-purpose digital I/O pin/slave transmit enable – USART1/SPI mode
P5.1/SIMO1† 45 I/O General-purpose digital I/O pin/slave in/master out of USART1/SPI mode
P5.2/SOMI1† 46 I/O General-purpose digital I/O pin/slave out/master in of USART1/SPI mode
P5.3/UCLK1† 47 I/O General-purpose digital I/O pin/external clock input – USART1/UART or SPI mode, clock output –
USART1/SPI mode
†
16x, 161x devices only