MSP430FG439 Datasheet, PDF (10/88 Pages) Texas Instruments – Mixed-Signal Microcontrollers

MSP430FG439, MSP430FG438, MSP430FG437
SLAS380D – APRIL 2004 – REVISED NOVEMBER 2014
www.ti.com
Table 4-1. Signal Descriptions (continued)
TERMINAL
NAME
NO.
PN
ZCA
DVSS2
53
E12
P2.5/URXD0
54
D12
P2.4/UTXD0
55
C12
P2.3/TB2
56
F11
P2.2/TB1
57
E11
P2.1/TB0
58
D11
P2.0/TA2
59
C11
P1.7/CA1
60
B12
P1.6/CA0
61
A11
P1.5/TACLK/ACLK
62
B10
P1.4/TBCLK/SMCLK
63
E9
P1.3/TBOUTH/SVSOUT
64
A10
P1.2/TA1
P1.1/TA0/MCLK
65
B9
66
D9
P1.0/TA0
67
D8
XT2OUT
XT2IN
TDO/TDI
TDI/TCLK
TMS
TCK
RST/NMI
P6.0/A0/OA0I0
68
A8
69
A7
70
D7
71
E7
72
D6
73
E6
74
A6
75
A5
P6.1/A1/OA0O
76
A4
P6.2/A2/OA0I1
77
B4
I/O
DESCRIPTION
Digital supply voltage, negative terminal
I/O
General-purpose digital I/O
Receive data in—USART0/UART mode
I/O
General-purpose digital I/O
Transmit data out—USART0/UART mode
I/O
General-purpose digital I/O
Timer_B3 CCR2. Capture: CCI2A/CCI2B input, compare: Out2 output
I/O
General-purpose digital I/O
Timer_B3 CCR1. Capture: CCI1A/CCI1B input, compare: Out1 output
I/O
General-purpose digital I/O
Timer_B3 CCR0. Capture: CCI0A/CCI0B input, compare: Out0 output
I/O
General-purpose digital I/O
Timer_A Capture: CCI2A input, compare: Out2 output
I/O
General-purpose digital I/O
Comparator_A input
I/O
General-purpose digital I/O
Comparator_A input
General-purpose digital I/O
I/O Timer_A, clock signal TACLK input
ACLK output (divided by 1, 2, 4, or 8)
General-purpose digital I/O
I/O Input clock TBCLK—Timer_B3
Submain system clock SMCLK output
General-purpose digital I/O
I/O Switch all PWM digital output ports to high impedance—Timer_B3 TB0 to TB2
SVS: output of SVS comparator
I/O
General-purpose digital I/O
Timer_A, Capture: CCI1A, compare: Out1 output
General-purpose digital I/O
I/O Timer_A. Capture: CCI0B / MCLK output. Note: TA0 is only an input on this pin
BSL receive
General-purpose digital I/O
I/O Timer_A. Capture: CCI0A input, compare: Out0 output
BSL transmit
O Output terminal of crystal oscillator XT2
I Input port for crystal oscillator XT2. Only standard crystals can be connected.
I/O Test data output port. TDO/TDI data output or programming data input terminal
I
Test data input or test clock input. The device protection fuse is connected to
TDI/TCLK.
I Test mode select. TMS is used as an input port for device programming and test.
I Test clock. TCK is the clock input port for device programming and test.
I Reset or nonmaskable interrupt input
General-purpose digital I/O
I/O Analog input a0 − 12-bit ADC
OA0 input multiplexer on +terminal and −terminal
General-purpose digital I/O
I/O Analog input a1 − 12-bit ADC
OA0 output
General-purpose digital I/O
I/O Analog input a2 − 12-bit ADC
OA0 input multiplexer on + terminal and − terminal
10
Terminal Configuration and Functions
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