MSP430F677X1_16 Datasheet, PDF (115/162 Pages) Texas Instruments – Polyphase Metering SoCs

MSP430F677x1, MSP430F676x1, MSP430F674x1
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SLAS815C – NOVEMBER 2012 – REVISED DECEMBER 2013
Table 80. Port P4 (P4.0 Through P4.7) Pin Functions (MSP430F677xIPZ Only)
PIN NAME (P4.x) x
FUNCTION
CONTROL BITS OR SIGNALS⁽¹⁾
P4DIR.x
P4SEL0.x P4MAP.x LCD32..25
P4.0 (I/O)
I:0; O:1
0
X
0
P4.0/PM_UCA2CLK/
S32
Mapped secondary digital function
0
Output driver and input Schmitt trigger disabled
X
1
≤ 30
0
X
1
= 31
0
S32
X
X
X
1
P4.1/PM_UCA3RXD
/
PM_UCA3SOMI/S31
P4.1 (I/O)
Mapped secondary digital function
1
Output driver and input Schmitt trigger disabled
S31
I:0; O:1
0
X
0
X
1
≤ 30
0
X
1
= 31
0
X
X
X
1
P4.2 (I/O)
I:0; O:1
0
X
0
P4.2/PM_UCA3TXD/
PM_UCA3SIMO/S30
Mapped secondary digital function
2
Output driver and input Schmitt trigger disabled
X
1
≤ 30
0
X
1
= 31
0
S30
X
X
X
1
P4.3 (I/O)
I:0; O:1
0
X
0
P4.3/PM_UCA3CLK/
S29
Mapped secondary digital function
3
Output driver and input Schmitt trigger disabled
X
1
≤ 30
0
X
1
= 31
0
S29
X
X
X
1
P4.4/
PM_UCB1SOMI/
PM_UCB1SCL/S28
P4.4 (I/O)
Mapped secondary digital function
4
Output driver and input Schmitt trigger disabled
S28
I:0; O:1
0
X
0
X
1
≤ 30
0
X
1
= 31
0
X
X
X
1
P4.5/
PM_UCB1SIMO/
PM_UCB1SDA/S27
P4.5 (I/O)
Mapped secondary digital function
5
Output driver and input Schmitt trigger disabled
S27
I:0; O:1
0
X
0
X
1
≤ 30
0
X
1
= 31
0
X
X
X
1
P4.6 (I/O)
I:0; O:1
0
X
0
P4.6/PM_UCB1CLK/
S26
Mapped secondary digital function
6
Output driver and input Schmitt trigger disabled
X
1
≤ 30
0
X
1
= 31
0
S26
X
X
X
1
P4.7 (I/O)
I:0; O:1
0
X
0
Mapped secondary digital function
P4.7/PM_TA3.0/S25 7
Output driver and input Schmitt trigger disabled
X
1
≤ 30
0
X
1
= 31
0
S25
X
X
X
1
(1) X = don't care
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