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MSP430G2533, MSP430G2433, MSP430G2333, MSP430G2233
MSP430G2403, MSP430G2303, MSP430G2203
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SLAS734G – APRIL 2011 – REVISED APRIL 2016
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MSP430G2203
Terminal Configuration and Functions
Copyright © 2011–2016, Texas Instruments Incorporated
Table 4-1. Terminal Functions (continued)
TERMINAL
I/O
DESCRIPTION
NAME
NO.
PW20,
N20
PW28
RHB32
(2)
TDO or TDI is selected by JTAG instruction.
(3)
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.
P1.7/
15
23
22
I/O
General-purpose digital I/O pin
A7/
ADC10 analog input A7
(1)
UCB0SIMO/
USCI_B0 slave in/master out in SPI mode
UCB0SDA/
USCI_B0 SDA I
2
C data in I
2
C mode
TDO/TDI
JTAG test data output terminal or test data input during programming and
test
(2)
P2.0/
8
10
9
I/O
General-purpose digital I/O pin
TA1.0
Timer1_A, capture: CCI0A input, compare: Out0 output
P2.1/
9
11
10
I/O
General-purpose digital I/O pin
TA1.1
Timer1_A, capture: CCI1A input, compare: Out1 output
P2.2/
10
12
11
I/O
General-purpose digital I/O pin
TA1.1
Timer1_A, capture: CCI1B input, compare: Out1 output
P2.3/
11
16
15
I/O
General-purpose digital I/O pin
TA1.0
Timer1_A, capture: CCI0B input, compare: Out0 output
P2.4/
12
17
16
I/O
General-purpose digital I/O pin
TA1.2
Timer1_A, capture: CCI2A input, compare: Out2 output
P2.5/
13
18
17
I/O
General-purpose digital I/O pin
TA1.2
Timer1_A, capture: CCI2B input, compare: Out2 output
XIN/
19
27
26
I/O
Input terminal of crystal oscillator
P2.6/
General-purpose digital I/O pin
TA0.1
Timer0_A, compare: Out1 output
XOUT/
18
26
25
I/O
Output terminal of crystal oscillator
(3)
P2.7
General-purpose digital I/O pin
P3.0/
-
9
7
I/O
General-purpose digital I/O pin
TA0.2
Timer0_A, capture: CCI2A input, compare: Out2 output
P3.1/
-
8
6
I/O
General-purpose digital I/O pin
TA1.0
Timer1_A, compare: Out0 output
P3.2/
-
13
12
I/O
General-purpose digital I/O pin
TA1.1
Timer1_A, compare: Out1 output
P3.3/
-
14
13
I/O
General-purpose digital I/O
TA1.2
Timer1_A, compare: Out2 output
P3.4/
-
15
14
I/O
General-purpose digital I/O
TA0.0
Timer0_A, compare: Out0 output
P3.5/
-
19
18
I/O
General-purpose digital I/O
TA0.1
Timer0_A, compare: Out1 output
P3.6/
-
20
19
I/O
General-purpose digital I/O
TA0.2
Timer0_A, compare: Out2 output
P3.7/
-
21
20
I/O
General-purpose digital I/O
TA1CLK
Timer1_A, clock signal TACLK input
RST/
16
24
23
I
Reset
NMI/
Nonmaskable interrupt input
SBWTDIO
Spy-Bi-Wire test data input/output during programming and test