msp430f2121irge Microchip Technology Inc., msp430f2121irge Datasheet - Page 39

• Manufacturer Part Number: msp430f2121irge
• Description: Msp430
• Manufacturer: Microchip Technology Inc.

Port P2 pin schematic: P2.7, input/output with Schmitt-trigger and crystal oscillator output
Control signal “From Comparator_A+”
P2.7/XOUT/CA7
From Comparator_A+
PIN NAME
PIN NAME
To Comparator_A+
Module X OUT
Module X IN
LFXT1CLK
LFXT1 off
P2REN.7
P2OUT.7
P2SEL.6
P2SEL.7
P2IRQ.7
P2DIR.7
CAPD.x
P2IN.7
BCSCTL3.LFXT1Sx = 11
0
1
0
1
P2SEL.7
P2IES.7
0
1
P2IFG.7
P2IE.7
EN
From
P2.6/XIN
D
Q
POST OFFICE BOX 655303
Interrupt
Select
EN
Set
Edge
Direction
0: Input
1: Output
FUNCTION
FUNCTION
CA7
LFXT1 Oscillator
•
DALLAS, TEXAS 75265
Keeper
DVCC
DVSS
Bus
MIXED SIGNAL MICROCONTROLLER
EN
SLAS439C − SEPTEMBER 2004 − REVISED JULY 2006
0
1
SIGNAL “FROM COMPARATOR_A+” = 1
P2CA3
1
Pad Logic
Pad Logic
1
P2CA2
1
P2.6/XIN/CA6
P2.7/XOUT/CA7
MSP430x21x1
P2CA1
1
39