MSP430X43X1_08 Datasheet, PDF (55/73 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x43x1, MSP430x43x, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344F − JANUARY 2002 − REVISED MAY 2007
APPLICATION INFORMATION
input/output schematic (continued)
port P2, P2.0, P2.4 to P2.5, input/output with Schmitt-trigger
DVSS
DVSS
Pad Logic
P2SEL.x
P2DIR.x
Direction Control
From Module
P2OUT.x
Module X OUT
P2IN.x
Module X IN
0
1
0
1
EN
D
0: Input
1: Output
Bus
Keeper
P2.0/TA2
P2.4/UTXD0
P2.5/URXD0
P2IRQ.x
P2IE.x
P2IFG.x
EN
Q
Set
Interrupt
Edge
Select
P2IES.x P2SEL.x
Note: x {0,4,5}
PnSel.x PnDIR.x
P2Sel.0 P2DIR.0
P2Sel.4 _P2DIR.4
Dir. Control
from module
PnOUT.x
P2DIR.0 P2OUT.0
DV_CC
P2OUT.4
Module X
OUT
Out2 sig. ^†
UTXD0^‡
P2Sel.5
†_{Timer_A}
‡_USART0
P2DIR.5
DV_SS
P2OUT.5
DV_SS
PnIN.x Module X IN PnIE.x
P2IN.0
CCI2A ^†
P2IE.0
P2IN.4
P2IN.5
unused
URXD0 ^‡
P2IE.4
P2IE.5
PnIFG.x PnIES.x
P2IFG.0
P2IFG.4
P2IFG.5
P2IES.0
P2IES.4
P2IES.5
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