Datasheet

MSP430C11x1, MSP430F11x1A
MIXED SIGNAL MICROCONTROLLER
SLAS241I − SEPTEMBER 1999 − REVISED DECEMBER 2008
28
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
Port P2, P2.0 to P2.2, input/output with Schmitt trigger
EN
D
See Note 1
See Note 2
See Note 2
See Note 1
GND
V
CC
P2.0 − P2.2
0
1
0
1
Interrupt
Edge
Select
EN
Set
Q
P2IE.x
P2IFG.x
P2IRQ.x
Interrupt
Flag
P2IES.x
P2SEL.x
Module X IN
P2IN.x
P2OUT.x
Module X OUT
Direction Control
From Module
P2DIR.x
P2SEL.x
Pad Logic
NOTE: x = Bit Identifier, 0 to 2 for port P2
0: Input
1: Output
Bus Keeper
CAPD.X
PnSel.x PnDIR.x
Direction
control from
module
PnOUT.x Module X OUT PnIN.x Module X IN PnIE.x PnIFG.x PnIES.x
P2Sel.0 P2DIR.0 P2DIR.0 P2OUT.0 ACLK P2IN.0 unused P2IE.0 P2IFG.0 P1IES.0
P2Sel.1 P2DIR.1 P2DIR.1 P2OUT.1 V
SS
P2IN.1 INCLK
†
P2IE.1 P2IFG.1 P1IES.1
P2Sel.2 P2DIR.2 P2DIR.2 P2OUT.2 CAOUT P2IN.2 CCI0B
†
P2IE.2 P2IFG.2 P1IES.2
†
Signal from or to Timer_A
NOTES: 1. Optional selection of pullup or pulldown resistors with ROM (masked) versions
2. Fuses for optional pullup and pulldown resistors can only be programmed at the factory (ROM versions only).