MSP430FG42X0 Datasheet, PDF (41/65 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430FG42x0
MIXED SIGNAL MICROCONTROLLER
input/output schematics
SLAS556A − JULY 2007 − REVISED AUGUST 2007
Port P1 pin schematic: P1.0, P1.1, input/output with Schmitt trigger
DV _SS
DV _SS
DV _SS
P1DIR.x
0
1
P1OUT.x
0
Module X OUT
1
P1SEL.x
Direction
0: Input
1: Output
P1IN.x
EN
Module X IN
D
Pad Logic
Bus
Keeper
EN
P1.0/TA0
P1.1/TA0/MCLK
P1IRQ.x
P1IE.x
P1IFG.x
EN
Q
Set
P1SEL.x
P1IES.x
Interrupt
Edge
Select
Note: x = 0,1
Port P1 (P1.0, P1.1) pin functions
PIN NAME (P1.X)
X
P1.0/TA0
0 P1.0† Input/Output
Timer_A3.CCI0A
Timer_A3.TA0
P1.1/TA0/MCLK
1 P1.1† Input/Output
Timer_A3.CCI0B
MCLK
† _{Default after reset (PUC/POR)}
NOTES: 1. N/A: Not available or not applicable.
2. X: Don’t care.
FUNCTION
CONTROL BITS / SIGNALS
P1DIR.x
P1SEL.x
0/1
0
0
1
1
1
0/1
0
0
1
1
1
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