MSP43020X3 Datasheet, PDF (55/92 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

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Port P2 (P2.7) Pin Schematics, MSP430F20x1
BCSCTL3.LFXT1Sx = 11
LFXT1 Oscillator
LFXT1 off
MSP430F20x3
MSP430F20x2
MSP430F20x1
SLAS491H – AUGUST 2005 – REVISED AUGUST 2011
0
LFXT1CLK
1
P2SEL.6
P2REN.7
From P2.6/XIN
Pad Logic
P2.6/XIN/TA 1
P2DIR.7
0
1
P2OUT.7
Module X OUT
P2SEL.7
P2IN.7
Module X IN
0
1
EN
D
Direction
0: Input
1: Output
DVSS 0
DVCC 1
1
Bus
Keeper
EN
P2.7/XOUT
P2IRQ.7
P2IE.7
P2IFG.7
EN
Q
Set
P2SEL.7
P2IES.7
Interrupt
Edge
Select
Table 22. Port P2 (P2.7) Pin Functions, MSP430F20x1
PIN NAME (P2.x)
P2.7/XOUT
x
P2.7 input/output
7 DVSS
XOUT ^{(1) (2)}
FUNCTION
CONTROL BITS / SIGNALS
P2DIR.x
P2SEL.x
0/1
0
0
1
1
1
(1) Default after reset (PUC/POR)
(2) If the pin P2.7/XOUT is used as an input a current can flow until P2SEL.7 is cleared due to the oscillator output driver connection to this
pin after reset.
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