MSP430xG461x
MIXED SIGNAL MICROCONTROLLER
SLAS508I − APRIL 2006 − REVISED MARCH 2011
71
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
port P3, P3.4 to P3.7, input/output with Schmitt trigger
Bus
Keeper
EN
Direction
0: Input
1: Output
P3SEL.x
1
0
P3DIR.x
P3IN.x
DVSS
DVSS
Pad Logic
TBOUTH
D
EN
Module X IN
1
0
Module X OUT
P3OUT.x
Note: x = 4,5,6,7
P3.4/TB3
P3.5/TB4
P3.6/TB5
P3.7/TB6
Port P3 (P3.4 to P3.7) pin functions
PIN NAME (P3 X)
X
FUNCTION
CONTROL BITS / SIGNALS
PIN NAME (P3.X)
X
FUNCTION
P3DIR.x
P3SEL.x
P3.4/TB3
4
P3.4 (I/O)
I: 0; O: 1
0
Timer_B7.CCI3A and Timer_B7.CCI3B
0
1
Timer_B7.TB3 (see Note 1)
1
1
P3.5/TB4
5
P3.5 (I/O)
I: 0; O: 1
0
Timer_B7.CCI4A and Timer_B7.CCI4B
0
1
Timer_B7.TB4 (see Note 1)
1
1
P3.6/TB5
6
P3.6 (I/O)
I: 0; O: 1
0
Timer_B7.CCI5A and Timer_B7.CCI5B
0
1
Timer_B7.TB5 (see Note 1)
1
1
P3.7/TB6
7
P3.7 (I/O)
I: 0; O: 1
0
Timer_B7.CCI6A and Timer_B7.CCI6B
0
1
Timer_B7.TB6 (see Note 1)
1
1
NOTE 1: Setting TBOUTH causes all Timer_B outputs to be set to high impedance.
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