MSP430F677X1_16 Datasheet, PDF (109/162 Pages) Texas Instruments – Polyphase Metering SoCs

MSP430F677x1, MSP430F676x1, MSP430F674x1
www.ti.com
SLAS815C – NOVEMBER 2012 – REVISED DECEMBER 2013
Port P3, P3.0, Input/Output With Schmitt Trigger (MSP430F677xIPZ Only)
P3REN.x
P3MAP.x = PMAP_ANALOG
P3DIR.x
0
from Port Mapping
1
DVSS ⁰
DVCC ¹
P3OUT.x
from Port Mapping
P3SEL0.x
P3IN.x
to Port Mapping
0
1
EN
D
P3DS.x
Bus
Keeper
(MSP430F677xIPZ only)
P3.0/PM_UCA0RXD/PM_UCA0SOMI
PIN NAME (P3.x)
P3.0/PM_UCA0RXD/
PM_UCA0SOMI
(1) X = don't care
Table 77. Ports P3 (P3.0) Pin Functions (MSP430F677xIPZ Only)
x
FUNCTION
CONTROL BITS OR SIGNALS⁽¹⁾
P3DIR.x
P3SEL0.x P3MAP.x
P3.0 (I/O)
I:0; O:1
0
X
0 Mapped Secondary digital function
X
1
≤ 30
Output driver and input Schmitt trigger disabled
X
1
= 31
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