MSP430G2231-EP_16 Datasheet, PDF (33/46 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430G2231-EP
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Port P1 Pin Schematic: P1.3, Input/Output With Schmitt Trigger
SREF2
To ADC10 VREF-
0 ^VSS
1
To ADC10
INCHx = y
ADC10AE0.y
PxDIR.y
PxREN.y
PxSEL.y
1 _Direction
0 ^{0: Input}
1: Output
PxOUT.y
ADC10CLK
PxSEL.y
0
1
PxIN.y
To Module
PxIRQ.y
PxSEL.y
PxIES.y
EN
D
PxIE.y
EN
Q
Set
PxIFG.y
Interrupt
Edge
Select
DV_SS
0
DV_CC
1
1
Bus
Keeper
EN
SLAS862 – JUNE 2012
P1.3/ADC10CLK/A3/VREF-/VEREF-
PIN NAME (P1.x)
P1.3/
ADC10CLK/
A3/
VREF-/
VEREF-
x
P1.x (I/O)
ADC10CLK
3 A3
VREF-
VEREF-
Table 15. Port P1 (P1.3) Pin Functions
FUNCTION
CONTROL BITS / SIGNALS
P1DIR.x
P1SEL.x
ADC10AE.x
(INCH.x = 1)
I: 0; O: 1
0
0
1
1
0
X
X
1 (y = 3)
X
X
1
X
X
1
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