Datasheet

MSP430F47x3, MSP430F47x4
MIXED SIGNAL MICROCONTROLLER
SLAS545C − MAY 2007 − REVISED MARCH 2011
54
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
Port P1, P1.6, P1.7, input/output with Schmitt trigger
Bus
Keeper
EN
Direction
0: Input
1: Output
P1SEL.x
1
0
P1DIR.x
P1IN.x
P1IRQ.x
D
EN
Module X IN
1
0
Module X OUT
P1OUT.x
Interrupt
Edge
Select
Q
EN
Set
P1SEL.x
P1IES.x
P1IFG.x
P1IE.x
P1.6/CA0
P1.7/CA1
1
0
DVSS
DVCC
P1REN.x
CAPD.x
Pad Logic
From Comparator_A
To Comparator_A
1
Port P1 (P1.6 and P1.7) pin functions
PIN NAME (P1 X)
X
FUNCTION
CONTROL BITS / SIGNALS
PIN NAME (P1.X)
X FUNCTION
P1DIR.x P1SEL.x CAPD.x
P1.6/CA0 6
P1.6 (I/O) I: 0, O: 1 0 0
CA0 (see Note 2) X X 1
P1.7/CA1 7
P1.7 (I/O) I: 0, O: 1 0 0
CA1 (see Note 2) X X 1
NOTES: 1. X: Don’t care.
2. Setting the CAPD.x bit disables the output driver as well as the input schmitt trigger to prevent parasitic cross currents when applying
analog signals.