MSP430xG461x
MIXED SIGNAL MICROCONTROLLER
SLAS508I − APRIL 2006 − REVISED MARCH 2011
80
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
port P5, P5.5 to P5.7, input/output with Schmitt trigger
Bus
Keeper
EN
Direction
0: Input
1: Output
P5SEL.x
1
0
P5DIR.x
P5IN.x
LCD Signal
Pad Logic
DVSS
1
0
P5OUT.x
Note: x = 5,6,7
P5.5/R03
P5.6/LCDREF/R13
P5.7/R03
DVSS
Port P5 (P5.5 to P5.7) pin functions
PIN NAME (P5 X)
X
FUNCTION
CONTROL BITS / SIGNALS
PIN NAME (P5.X)
X
FUNCTION
P5DIR.x
P5SEL.x
P5.5/R03
5
P5.5 (I/O)
I: 0; O: 1
0
R03 (see Note 1)
X
1
P5.6/LCDREF/R13
6
P5.6 (I/O)
I: 0; O: 1
0
R13 or LCDREF (see Notes 1, 2)
X
1
P5.7/R03
7
P5.7 (I/O)
I: 0; O: 1
0
R03 (see Note 1)
X
1
NOTES:
1. X: Don’t care
2. External reference for the LCD_A charge pump is applied when VLCDREFx = 01. Otherwise R13 is selected.
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