MSP430F1122 Datasheet, PDF (32/48 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x11x2, MSP430x12x2
MIXED SIGNAL MICROCONTROLLER
SLAS361C − JANUARY 2002 − REVISED DECEMBER 2003
APPLICATION INFORMATION
input/output schematic (continued)
Port P2, P2.0 to P2.2, input/output with Schmitt-trigger
a0, or a1, or a2
selected in
ADC10
a0, or a1, or a2
to ADC10,
ADC10AE.x
P2SEL.x
0
P2DIR.x
Direction Control
1
From Module
P2OUT.x
0
1
Module X Out
Pad Logic
0: input
1: output
Bus
Keeper
P2IN.x
EN
Module X In
D
P2.0/ACLK/A0
P2.1/INCLK/A1
P2.2/TA0/A2
P2IRQ.x
P2IE.x
EN
Q
P2IFG.x
Set
Interrupt
Edge
Select
NOTE: 0≤ x ≤ 2
P2IES.x P2SEL.x
PnSel.x
P2Sel.0
P2Sel.1
P2Sel.2
† _{Timer_A}
PnDIR.x
P2DIR.0
P2DIR.1
P2DIR.2
DIRECTION
CONTROL
FROM MODULE
P2DIR.0
P2DIR.1
P2DIR.2
PnOUT.x
P2OUT.0
P2OUT.1
P2OUT.2
MODULE X OUT
ACLK†
VSS
OUT0 signal†
PnIN.x
P2IN.0
P2IN.1
P2IN.2
MODULE X IN PnIE.x PnIFG.x PnIES.x
unused
INCLK†
CCI0B†
P2IE.0
P2IE.1
P2IE.2
P2IFG.0
P2IFG.1
P2IFG.2
P1IES.0
P1IES.1
P1IES.2
32
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