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
AVCC
64
Analog supply voltage, positive terminal. Supplies only the analog portion of ADC12 and DAC12.
AVSS
62
Analog supply voltage, negative terminal. Supplies only the analog portion of ADC12 and DAC12.
DVCC
1
Digital supply voltage, positive terminal. Supplies all digital parts.
DVSS
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, I2C data USART0/I2C 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, I2C clock USART0/I2C 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