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| MSP430FE42X_10 Datasheet, PDF (42/51 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER | |||
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MSP430FE42x
MIXED SIGNAL MICROCONTROLLER
SLAS396C â JULY 2003 â REVISED OCTOBER 2008
APPLICATION INFORMATION
input/output schematic (continued)
Port P2, unbonded GPIOs P2.6 and P2.7
P2SEL.x
0
P2DIR.x
Direction Control
1
From Module
0
P2OUT.x
1
Module X OUT
0: Input
1: Output
P2IN.x
EN
Module X IN
D
Node Is Reset With PUC
Bus Keeper
P2IRQ.x
P2IE.x
EN
Q
P2IFG.x
Set
Interrupt
Edge
Select
PUC
Interrupt
Flag
NOTE: x = Bit/identifier, 6 to 7 for port P2 without external pins
P2IES.x
P2SEL.x
P2Sel.x
P2DIR.x
DIRECTION
CONTROL
FROM MODULE
P2OUT.x
MODULE X OUT
P2IN.x
MODULE X IN
P2IE.x
P2IFG.x
P2IES.x
P2Sel.6 P2DIR.6
P2DIR.6
P2OUT.6
DVSS
P2IN.6
unused
P2IE.6 P2IFG.6 P2IES.6
P2Sel.7 P2DIR.7
P2DIR.7
P2OUT.7
DVSS
P2IN.7
unused
P2IE.7 P2IFG.7 P2IES.7
NOTE: Unbonded GPIOs 6 and 7 of port P2 can be used as interrupt flags. Only software can affect the interrupt flags. They work as software
interrupts.
42
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