Datasheet

MSP430F47x
MIXED SIGNAL MICROCONTROLLER
SLAS629A -- MARCH 2009 -- REVISED APRIL 2009
74
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/S11
P4.1/S10
P4.2/S9
P4.3/S8
P4.4/S7
P4.5/S6
P4.6/S5
P4.7/S4
Direction
0: Input
1: Output
P4SEL.x
P4DIR.x
0/1
P4OUT.x
1
0
1
0
Bus
Keeper
EN
Pad Logic
Segment Sy
LCDS4/8
P4IN.x
Port P4 (P4.0 and P4.7) pin functions
P
I
N
N
A
M
E
(
P
4
X
)
X
F
U
N
C
T
I
O
N
CONTROL BITS / SIGNALS
PIN N
A
ME
(
P4.
X
)
X
FUNCTION
P4DIR.x P4SEL.x LCDS4/8
P4.0/S11 0 P4.x (I/O) I: 0, O: 1 0 0 (LCDS8)
/
S11 x x 1 (LCDS8)
P4.1/S10 1 P4.x (I/O) I: 0, O: 1 0 0 (LCDS8)
/
S10 x x 1 (LCDS8)
P4.2/S9 2 P4.x (I/O) I: 0, O: 1 0 0 (LCDS8)
/
S9 x x 1 (LCDS8)
P4.3/S8 3 P4.x (I/O) I: 0, O: 1 0 0 (LCDS8)
/
S8 x x 1 (LCDS8)
P4.4/S7 4 P4.x (I/O) I: 0, O: 1 0 0 (LCDS4)
/
S7 x x 1 (LCDS4)
P4.5/S6 5 P4.x (I/O) I: 0, O: 1 0 0 (LCDS4)
/
S6 x x 1 (LCDS4)
P4.6/S5 6 P4.x (I/O) I: 0, O: 1 0 0 (LCDS4)
/
S5 x x 1 (LCDS4)
P4.7/S4 7 P4.x (I/O) I: 0, O: 1 0 0 (LCDS4)
/
S4 x x 1 (LCDS4)
NOTES: 1. x: Don’t care