MSP430F673X Datasheet, PDF (89/121 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

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MSP430F673x
MSP430F672x
SLAS731A – DECEMBER 2011 – REVISED APRIL 2012
Port P3, P3.0 to P3.3, Input/Output With Schmitt Trigger (MSP430F67xxIPZ Only)
P3REN.x
P3MAP.x = PMAP_ANALOG
P3DIR.x
0
from Port Mapping
1
Direction
0: Input
1: Output
Pad Logic
DVSS
0
DVCC
1
1
P3OUT.x
from Port Mapping
P3SEL.x
P3IN.x
to Port Mapping
0
1
EN
D
P3DS.x
0: Low drive
1: High drive
Bus
Keeper
P3.0/PM_TA2.0
P3.1/PM_TA2.1
P3.2/PM_TACLK/PM_RTCCLK
P3.3/PM_TA0.2
Table 69. Port P3 (P3.0 to P3.3) Pin Functions (MSP430F67xxIPZ Only)
PIN NAME (P3.x)
x
FUNCTION
CONTROL BITS/SIGNALS⁽¹⁾
P3DIR.x
P3SEL.x
P3MAPx
P3.0/PM_TA2.0
0 P3.0 (I/O)
I: 0; O: 1
0
X
TA2.CC10A
0
1
default
TA2.TA0
1
1
default
Output driver and input Schmitt trigger disabled
X
1
= 31
P3.1/PM_TA2.1
1 P3.1 (I/O)
I: 0; O: 1
0
X
TA2.CCI1A
0
1
default
TA2.TA1
1
1
default
Output driver and input Schmitt trigger disabled
X
1
= 31
P3.2/PM_TACLK/
PM_RTCCLK
2 P3.2 (I/O)
TACLK
I: 0; O: 1
0
0
1
X
default
RTCCLK
1
1
default
Output driver and input Schmitt trigger disabled
X
1
= 31
P3.3/PM_TA0.2
3 P3.3 (I/O)
I: 0; O: 1
0
X
TA0.CCI2A
0
1
default
TA0.TA2
1
1
default
Output driver and input Schmitt trigger disabled
X
1
= 31
(1) X = Don't care
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