Datasheet

MSP430F41x2
MIXED SIGNAL MICROCONTROLLER
SLAS648E -- APRIL 2009 -- REVISED MARCH 2011
60
POST OFFICE BOX 655303  DALLAS, TEXAS 75265
APPLICATION INFORMATION
Port P4 pin schematic: P4.0 to P4.7 input/output with Schmitt trigger
P4.0/S7
P4.1/S6
P4.2/S5
P4.3/S4
P4.4/S3
P4.5/S2
P4.6/S1
P4.7/ADC10CLK/S0
Direction
0: Input
1: Output
P4SEL.x
P4DIR.x
P4IN.x
P4OUT.x
1
0
1
0
Bus
Keeper
EN
Pad Logic
Segment Sy
LCDS0/4
Module X Out
Port P4 (P4.0 to P4.7) pin functions
CONTROL BITS / SIGNALS
PIN NAME (P4.X)
X FUNCTION
P4DIR.x P4SEL.x
LCDS4
LCDS0
P4.0/S7 0
P4.x (I/O) I: 0, O: 1 0 0
/
S7 x x 1 (LCDS4)
P4.1/S6 1
P4.x (I/O) I: 0, O: 1 0 0
/
S6 x x 1 (LCDS4)
P4.2/S5 2
P4.x (I/O) I: 0, O: 1 0 0
/
S5 x x 1 (LCDS4)
P4.3/S4 3
P4.x (I/O) I: 0, O: 1 0 0
/
S4 x x 1 (LCDS4)
P4.4/S3 4
P4.x (I/O) I: 0, O: 1 0 0
/
S3 x x 1 (LCDS0)
P4.5/S2 5
P4.x (I/O) I: 0, O: 1 0 0
/
S2 x x 1 (LCDS0)
P4.6/S1 6
P4.x (I/O) I: 0, O: 1 0 0
/
S1 x x 1 (LCDS0)
P4.7/ADC10CLK/S0 7
P4.x (I/O) I: 0, O: 1 0 0
/
/
ADC10CLK 1 1 0
S0 x x 1 (LCDS0)
NOTES: 1. x: Don’t care