
PRODUCTPREVIEW
P4.0/TB2.0
P4SEL0.x
P4DIR.x
P4IN.x
EN
Tomodules
Frommodule1
P4OUT.x
1
0
DVSS
DVCC
1
D
PadLogic
Bus
Keeper
Direction
0:Input
1:Output
P4REN.x
01
00
10
11
P4SEL1.x
01
00
10
11
DVSS
MSP430FR573x
MSP430FR572x
SLAS639
– APRIL 2011
Port P4, P4.0, Input/Output With Schmitt Trigger
Table 52. Port P4 (P4.0) Pin Functions
CONTROL BITS/SIGNALS
PIN NAME (P4.x)
x
FUNCTION
P4DIR.x
P4SEL1.x
P4SEL0.x
P4.0/TB2.0
0 P4.0 (I/O)(1)
I: 0; O: 1
0
TB2.CCI0B(1)
0
1
TB2.0(1)
1
(1)
Not available on all devices and package types.
58
Copyright
2011, Texas Instruments Incorporated