MSP430X22X2 Datasheet, PDF (10/87 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x22x2, MSP430x22x4
MIXED SIGNAL MICROCONTROLLER
SLAS504B − JULY 2006 − REVISED JULY 2007
Terminal Functions, MSP430x22x4 (Continued)
NAME
TERMINAL
DA
NO.
RHA
I/O
NO.
DESCRIPTION
P3.5/
UCA0RXD/UCA0SOMI
26
24
I/O General-purpose digital I/O pin
USCI_A0 receive data input in UART mode, slave out/master in in SPI mode
P3.6/A6/OA0I2
27
25
I/O General-purpose digital I/O pin
ADC10 analog input A6 / OA0 analog input I2
P3.7/A7/OA1I2
28
26
I/O General-purpose digital I/O pin
ADC10 analog input A7 / OA1 analog input I2
P4.0/TB0
17
15
I/O General-purpose digital I/O pin
Timer_B, capture: CCI0A input, compare: OUT0 output
P4.1/TB1
18
16
I/O General-purpose digital I/O pin
Timer_B, capture: CCI1A input, compare: OUT1 output
P4.2/TB2
19
17
I/O General-purpose digital I/O pin
Timer_B, capture: CCI2A input, compare: OUT2 output
P4.3/TB0/
A12/OA0O
20
18
I/O General-purpose digital I/O pin
Timer_B, capture: CCI0B input, compare: OUT0 output
ADC10 analog input A12 / OA0 analog output
P4.4/TB1
A13/OA1O
21
19
I/O General-purpose digital I/O pin
Timer_B, capture: CCI1B input, compare: OUT1 output
ADC10 analog input A13 / OA1 analog output
P4.5/TB2
A14/OA0I3
22
20
I/O General-purpose digital I/O pin
Timer_B, compare: OUT2 output
ADC10 analog input A14 / OA0 analog input I3
P4.6/TBOUTH
A15/OA1I3
23
21
I/O General-purpose digital I/O pin
Timer_B, switch all TB0 to TB3 outputs to high impedance
ADC10 analog input A15 / OA1 analog input I3
P4.7/TBCLK
24
22
I/O General-purpose digital I/O pin
Timer_B, clock signal TBCLK input
RST/NMI/SBWTDIO
7
5
I Reset or nonmaskable interrupt input
Spy-Bi-Wire test data input/output during programming and test
TEST/SBWTCK
1
37
I Selects test mode for JTAG pins on Port1. The device protection fuse is
connected to TEST.
Spy-Bi-Wire test clock input during programming and test
DV_CC
2
38, 39
AV_CC
16
14
DV_SS
4
1, 4
AV_SS
15
13
QFN Pad
NA
Package
Pad
† _{TDO or TDI is selected via JTAG instruction.}
Digital supply voltage
Analog supply voltage
Digital ground reference
Analog ground reference
NA QFN package pad connection to DV_SS recommended.
NOTE: If XOUT/P2.7/CA7 is used as an input, excess current will flow until P2SEL.7 is cleared. This is due to the oscillator output driver connection
to this pad after reset.
10
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