Datasheet

P7.3/XT2OUT
P7SEL.3
1
0
P7DIR.3
P7IN.3
P7OUT.3
1
0
DV
SS
DV
CC
P7REN.3
PadLogic
1
P7DS.3
0:Lowdrive
1:Highdrive
Bus
Keeper
ToXT2
MSP430F6438, MSP430F6436
MSP430F6435, MSP430F6433
SLAS720C –AUGUST 2010–REVISED AUGUST 2013 www.ti.com
Port P7, P7.3, Input/Output With Schmitt Trigger
Table 59. Port P7 (P7.2 and P7.3) Pin Functions
CONTROL BITS/SIGNALS
(1)
PIN NAME (P5.x) x FUNCTION
P7DIR.x P7SEL.2 P7SEL.3 XT2BYPASS
P7.2/XT2IN 2 P7.2 (I/O) I: 0; O: 1 0 X X
XT2IN crystal mode
(2)
X 1 X 0
XT2IN bypass mode
(2)
X 1 X 1
P7.3/XT2OUT 3 P7.3 (I/O) I: 0; O: 1 0 X X
XT2OUT crystal mode
(3)
X 1 X 0
P7.3 (I/O)
(3)
X 1 X 1
(1) X = Don't care
(2) Setting P7SEL.2 causes the general-purpose I/O to be disabled. Pending the setting of XT2BYPASS, P7.2 is configured for crystal
mode or bypass mode.
(3) Setting P7SEL.2 causes the general-purpose I/O to be disabled in crystal mode. When using bypass mode, P7.3 can be used as
general-purpose I/O.
94 Submit Documentation Feedback Copyright © 2010–2013, Texas Instruments Incorporated
Product Folder Links: MSP430F6438 MSP430F6436 MSP430F6435 MSP430F6433