MSP430X43X1_08 Datasheet, PDF (15/73 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x43x1, MSP430x43x, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
PN
NAME
P2.4/UTXD0
P2.3/TB2
P2.2/TB1
P2.1/TB0
P2.0/TA2
P1.7/CA1
P1.6/CA0
P1.5/TACLK/
ACLK
P1.4/TBCLK/
SMCLK
P1.3/TBOUTH/
SVSOUT
P1.2/TA1
P1.1/TA0/MCLK
P1.0/TA0
XT2OUT
XT2IN
TDO/TDI
TDI/TCLK
TMS
TCK
RST/NMI
P6.0/A0
P6.1/A1
P6.2/A2
AV_SS
DV_SS1
AV_CC
SLAS344F − JANUARY 2002 − REVISED MAY 2007
MSP430x43x Terminal Functions (Continued)
TERMINAL
I/O
NO.
PZ
NAME
55 I/O P2.4/UTXD0
56 I/O P2.3/TB2
57 I/O P2.2/TB1
58 I/O P2.1/TB0
59 I/O P2.0/TA2
60 I/O P1.7/CA1
61 I/O P1.6/CA0
62
I/O
P1.5/TACLK/
ACLK
63
I/O
P1.4/TBCLK/
SMCLK
64
I/O
P1.3/TBOUTH/
SVSOUT
65 I/O P1.2/TA1
66 I/O P1.1/TA0/MCLK
67 I/O P1.0/TA0
68 O XT2OUT
69
I XT2IN
70 I/O TDO/TDI
71
I TDI/TCLK
72
I TMS
73
I TCK
74
I RST/NMI
75 I/O P6.0/A0
76 I/O P6.1/A1
77 I/O P6.2/A2
78
AV_SS
79
DV_SS1
80
AV_CC
I/O
NO.
DESCRIPTION
75 I/O General-purpose digital I/O / transmit data out—USART0/UART mode
76
I/O
General-purpose digital I/O / Timer_B3 CCR2.
Capture: CCI2A/CCI2B input, compare: Out2 output
77
I/O
General-purpose digital I/O / Timer_B3 CCR1.
Capture: CCI1A/CCI1B input, compare: Out1 output
General-purpose digital I/O / Timer_B3 CCR0.
78 I/O _{Capture: CCI0A/CCI0B input, compare: Out0 output}
General-purpose digital I/O / Timer_A
79 I/O _{Capture: CCI2A input, compare: Out2 output}
80 I/O General-purpose digital I/O / Comparator_A input
81 I/O General-purpose digital I/O / Comparator_A input
82
I/O
General-purpose digital I/O / Timer_A, clock signal TACLK input /
ACLK output (divided by 1, 2, 4, or 8)
83
I/O
General-purpose digital I/O / input clock TBCLK—Timer_B3 / submain
system clock SMCLK output
84
I/O
General-purpose digital I/O / switch all PWM digital output ports to high
impedance—Timer_B3 TB0 to TB2 / SVS: output of SVS comparator
85
I/O
General-purpose digital I/O / Timer_A, Capture: CCI1A input,
compare: Out1 output
86
I/O
General-purpose digital I/O / Timer_A. Capture: CCI0B input / MCLK
output. Note: TA0 is only an input on this pin / BSL receive
General-purpose digital I/O / Timer_A. Capture: CCI0A input,
87 I/O _{compare: Out0 output / BSL transmit}
88 O Output terminal of crystal oscillator XT2
89
I
Input port for crystal oscillator XT2. Only standard crystals can be
connected.
Test data output port. TDO/TDI data output or programming data input
90 I/O _terminal
Test data input or test clock input. The device protection fuse is
91
I _{connected to TDI/TCLK.}
92
I
Test mode select. TMS is used as an input port for device programming
and test.
93
I Test clock. TCK is the clock input port for device programming and test.
General-purpose digital I/O / reset input or nonmaskable interrupt input
94
I _port
95 I/O General-purpose digital I/O / analog input a0 − 12-bit ADC
96 I/O General-purpose digital I/O / analog input a1 − 12-bit ADC
97 I/O General-purpose digital I/O / analog input a2 − 12-bit ADC
Analog supply voltage, negative terminal. Supplies SVS, brownout,
98
oscillator, comparator_A, ADC12, port 1, and LCD resistive divider
circuitry.
99
Digital supply voltage, negative terminal.
Analog supply voltage, positive terminal. Supplies SVS, brownout,
100
oscillator, comparator_A, ADC12, port 1, and LCD resistive divider
circuitry; must not power up prior to DV_CC1/DV_CC2.
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