msp430f2121irge Microchip Technology Inc., msp430f2121irge Datasheet - Page 33

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

Port P1 pin schematic: P1.0 to P1.3, input/output with Schmitt-trigger
Port P1 (P1.0 to P1.3) pin functions
† Default after reset (PUC/POR)
NOTES: 1. N/A: Not available or not applicable.
P1.0/TACLK
P1.0/TACLK
P1.1/TA0
P1.1/TA0
P1.2/TA1
P1.2/TA1
P1.3/TA2
P1.3/TA2
PIN NAME (P1.X)
PIN NAME (P1.X)
2. X: Don’t care.
Module X OUT
Module X IN
P1REN.x
P1OUT.x
P1SEL.x
P1IRQ.x
P1DIR.x
P1IN.x
X
X
0
0
1
1
2
2
3
3
P1.0† (I/O)
TACLK
DV SS
P1.1† (I/O)
Timer_A3.CCI0A
Timer_A3.TA0
P1.2† (I/O)
Timer_A3.CCI0A
Timer_A3.TA0
P1.3† (I/O)
Timer_A3.CCI0A
Timer_A3.TA0
0
1
0
1
P1SEL.x
P1IES.x
P1IFG.x
P1IE.x
EN
D
APPLICATION INFORMATION
POST OFFICE BOX 655303
Q
Direction
0: Input
1: Output
Interrupt
Select
Set
EN
Edge
FUNCTION
FUNCTION
•
DALLAS, TEXAS 75265
MIXED SIGNAL MICROCONTROLLER
DVCC
DVSS
SLAS439C − SEPTEMBER 2004 − REVISED JULY 2006
0
1
Pad Logic
1
CONTROL BITS / SIGNALS
P1DIR.x
I: 0; O: 1
I: 0; O: 1
I: 0; O: 1
I: 0; O: 1
P1.0/TACLK
P1.1/TA0
P1.2/TA1
P1.3/TA2
0
1
0
1
0
1
0
1
MSP430x21x1
P1SEL.x
0
1
1
0
1
1
0
1
1
0
1
1
33