MSP430G2744, MSP430G2544, MSP430G2444
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SLAS892C – MARCH 2013 – REVISED SEPTEMBER 2014
Table 4-1. Terminal Functions (continued)
TERMINAL
NO.
I/O
DESCRIPTION
NAME
YFF
DA
N
RHA
Input terminal of crystal oscillator
XIN/P2.6
A2
6
7
3
I/O
General-purpose digital I/O pin
Output terminal of crystal oscillator
XOUT/P2.7
A1
5
6
2
I/O
General-purpose digital I/O pin
(2)
General-purpose digital I/O pin
USCI_B0 slave transmit enable
P3.0/UCB0STE/
B5
11
13
9
I/O
UCA0CLK/A5
USCI_A0 clock input/output
ADC10, analog input A5
General-purpose digital I/O pin
P3.1/UCB0SIMO/
A6
12
14
10
I/O
USCI_B0 slave in, master out in SPI mode
UCB0SDA
USCI_B0 SDA I2C data in I2C mode
General-purpose digital I/O pin
P3.2/UCB0SOMI/
A7
13
15
11
I/O
USCI_B0 slave out, master in SPI mode
UCB0SCL
USCI_B0 SCL I2C clock in I2C mode
General-purpose digital I/O pin
P3.3/UCB0CLK/
B6
14
16
12
I/O
USCI_B0 clock input/output
UCA0STE
USCI_A0 slave transmit enable
General-purpose digital I/O pin
P3.4/UCA0TXD/
G6
25
27
23
I/O
USCI_A0 transmit data output in UART mode
UCA0SIMO
USCI_A0 slave in, master out in SPI mode
General-purpose digital I/O pin
P3.5/UCA0RXD/
G5
26
28
24
I/O
USCI_A0 receive data input in UART mode
UCA0SOMI
USCI_A0 slave out, master in SPI mode
General-purpose digital I/O pin
P3.6/A6
F4
27
29
25
I/O
ADC10 analog input A6
General-purpose digital I/O pin
P3.7/A7
G4
28
30
26
I/O
ADC10 analog input A7
General-purpose digital I/O pin
P4.0/TB0
D6
17
19
15
I/O
Timer_B, capture: CCI0A input, compare: OUT0 output
General-purpose digital I/O pin
P4.1/TB1
D7
18
20
16
I/O
Timer_B, capture: CCI1A input, compare: OUT1 output
General-purpose digital I/O pin
P4.2/TB2
E6
19
21
17
I/O
Timer_B, capture: CCI2A input, compare: OUT2 output
General-purpose digital I/O pin
P4.3/TB0/A12
E7
20
22
18
I/O
Timer_B, capture: CCI0B input, compare: OUT0 output
ADC10 analog input A12
General-purpose digital I/O pin
P4.4/TB1/A13
F7
21
23
19
I/O
Timer_B, capture: CCI1B input, compare: OUT1 output
ADC10 analog input A13
General-purpose digital I/O pin
P4.5/TB2/A14
F6
22
24
20
I/O
Timer_B, compare: OUT2 output
ADC10 analog input A14
(2)
If XOUT/P2.7 is used as an input, excess current flows until P2SEL.7 is cleared. This is due to the oscillator output driver connection to
this pad after reset.
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Terminal Configuration and Functions
11
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