MSP430F673X Datasheet, PDF (84/121 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430F673x
MSP430F672x
SLAS731A – DECEMBER 2011 – REVISED APRIL 2012
Port P1, P1.3 to P1.5, Input/Output With Schmitt Trigger (MSP430F67xxIPZ and
MSP430F67xxIPN)
to LCD_C
www.ti.com
P1REN.x
P1MAP.x = PMAP_ANALOG
P1DIR.x
from Port Mapping
P1OUT.x
from Port Mapping
P1SEL.x
P1IN.x
to Port Mapping
P1IRQ.x
0
Direction
1
0: Input
1: Output
0
1
EN
D
P1IE.x
P1IFG.x
EN
Q
Set
P1SEL.x
P1IES.x
Interrupt
Edge
Select
Pad Logic
DVSS
0
DVCC
1
1
P1DS.x
0: Low drive
1: High drive
Bus
Keeper
P1.3/PM_UCA0TXD/PM_UCA0SIMO/R03
P1.4/PM_UCA1RXD/PM_UCA1SOMI/LCDREF/R13
P1.5/PM_UCA1TXD/PM_UCA1SIMO/R23
Table 65. Port P1 (P1.3 to P1.5) Pin Functions (MSP430F67xxIPZ and MSP430F67xxIPN)
PIN NAME (P1.x)
x
FUNCTION
CONTROL BITS/SIGNALS⁽¹⁾
P1DIR.x
P1SEL.x
P1MAPx
P1.3/PM_UCA0TXD/
PM_UCA0SIMO/R03
3 P1.3 (I/O)
UCA0TXD/UCA0SIMO
R03 ⁽²⁾
I: 0; O: 1
0
X
1
X
1
X
default
= 31
P1.4/PM_UCA1RXD/
PM_UCA1SOMI/
LCDREF/R13
4 P1.4 (I/O)
UCA1RXD/UCA1SOMI
LCDREF/R13 ⁽²⁾
I: 0; O: 1
0
X
1
X
1
X
default
= 31
P1.5/PM_UCA1TXD/
PM_UCA1SIMO/R23
5 P1.5 (I/O)
UCA1TXD/UCA1SIMO
R23 ⁽²⁾
I: 0; O: 1
0
X
1
X
1
X
default
= 31
(1) X = Don't care
(2) Setting P1SEL.x bit together with P1MAPx = PM_ANALOG disables the output driver as well as the input Schmitt trigger.
84
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