msp430f2121irge Microchip Technology Inc., msp430f2121irge Datasheet - Page 38

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

MSP430x21x1
MIXED SIGNAL MICROCONTROLLER
SLAS439C − SEPTEMBER 2004 − REVISED JULY 2006
Port P2 pin schematic: P2.6, input/output with Schmitt-trigger and crystal oscillator input
Control signal “From Comparator_A+”
38
P2.6/XIN/CA6
From Comparator_A+
PIN NAME
PIN NAME
To Comparator_A+
Module X OUT
Module X IN
LFXT1CLK
LFXT1 off
P2REN.6
P2OUT.6
P2SEL.7
P2SEL.6
P2IRQ.6
P2DIR.6
CAPD.x
P2IN.6
BCSCTL3.LFXT1Sx = 11
0
1
0
1
P2SEL.6
P2IES.6
0
1
P2IFG.6
P2IE.6
EN
D
POST OFFICE BOX 655303
Q
Interrupt
Select
Set
EN
Edge
Direction
0: Input
1: Output
FUNCTION
FUNCTION
CA6
LFXT1 Oscillator
•
DALLAS, TEXAS 75265
Keeper
DVSS
DVCC
Bus
EN
0
1
SIGNAL “FROM COMPARATOR_A+” = 1
P2CA3
1
Pad Logic
1
P2CA2
1
P2.7/XOUT/CA7
P2.6/XIN/CA6
P2CA1
0