Datasheet

MSP430F42x0
MIXED SIGNAL MICROCONTROLLER
SLAS455D − MARCH 2005 − REVISED APRIL 2007
49
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
Port P5 pin schematic: P5.2 to P5.4, input/output with Schmitt−trigger and LCD functions
Bus
Keeper
EN
Direction
0: Input
1: Output
P5SEL.x
1
0
P5DIR.x
P5IN.x
LCD Signal
Pad Logic
DV
SS
1
0
P5OUT.x
Note: x = 2 to 4
P5.2/COM1
P5.3/COM2
P5.4/COM3
DV
SS
Port P5 (P5.2 to P5.4) pin functions
PIN NAME (P5 X)
X
FUNCTION
CONTROL BITS / SIGNALS
PIN NAME (P5.X)
X FUNCTION
P5DIR.x P5SEL.x
P5.2/COM1 2
P5.2† Input/Output 0/1 0
COM1 X 1
P5.3/COM2 3
P5.3† Input/Output 0/1 0
COM2 X 1
P5.4/COM3 4
P5.4† Input/Output 0/1 0
COM3 X 1
†
Default after reset (PUC/POR)
NOTES: 1. N/A: Not available or not applicable.
2. X: Don’t care.