MSP430BT5190_15 Datasheet, PDF (82/105 Pages) Texas Instruments – Mixed-Signal Microcontroller

MSP430BT5190
SLAS703B – APRIL 2010 – REVISED AUGUST 2015
6.10.11 Port P7, P7.1, Input/Output With Schmitt Trigger
To XT1
www.ti.com
Pad Logic
P7REN.1
P7SEL.0
XT1BYPASS
P7SEL.1
P7DIR.1
0
1
P7OUT.1
0
Module X OUT
1
P7IN.1
EN
Module X IN
D
DV_SS
0
DV_CC
1
1
P7DS.1
0: Low drive
1: High drive
Bus
Keeper
P7.1/XOUT
Table 6-51. Port P7 (P7.0 and P7.1) Pin Functions
PIN NAME (P7.x)
x
FUNCTION
P7DIR.x
CONTROL BITS OR SIGNALS⁽¹⁾
P7SEL.0
P7SEL.1
XT1BYPASS
P7.0/XIN
0 P7.0 (I/O)
XIN crystal mode⁽²⁾
XIN bypass mode⁽²⁾
I: 0; O: 1
0
X
X
X
1
X
0
X
1
X
1
P7.1/XOUT
1 P7.1 (I/O)
I: 0; O: 1
0
0
X
XOUT crystal mode⁽³⁾
X
1
X
0
P7.1 (I/O)⁽³⁾
X
1
0
1
(1) X = Don't care
(2) Setting P7SEL.0 causes the general-purpose I/O to be disabled. Pending the setting of XT1BYPASS, P7.0 is configured for crystal
mode or bypass mode.
(3) Setting P7SEL.0 causes the general-purpose I/O to be disabled in crystal mode. When using bypass mode, P7.1 can be used as
general-purpose I/O.
82
Detailed Description
Copyright © 2010–2015, Texas Instruments Incorporated
Submit Documentation Feedback
Product Folder Links: MSP430BT5190