Datasheet

MSP430x41x
MIXED SIGNAL MICROCONTROLLER
SLAS340J − MAY 2001 − REVISED DECEMBER 2008
38
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
input/output schematics
Port P1, P1.0 to P1.5, input/output with Schmitt trigger
TACLK
†
P1OUT.x
Module X OUT
P1DIR.x
Direction Control
From Module
P1SEL.x
D
EN
Interrupt
Edge
Select
P1IES.x P1SEL.x
P1IE.x
P1IFG.x
P1IRQ.x
P1.x
EN
Set
Q
0
1
1
0
Pad Logic
0: Input
1: Output
Bus
keeper
CAPD.x
PnSEL.x PnDIR.x
Direction
From Module
PnOUT.x
Module X
OUT
PnIN.x
PnIE.x
PnIFG.x
PnIES.x
Module X IN
P1SEL.1 P1DIR.1 P1OUT.1 P1IN.1 P1IE.1 P1IFG.1 P1IES.1
P1SEL.2 P1DIR.2 P1OUT.2 P1IN.2 P1IE.2 P1IFG.2 P1IES.2
P1SEL.3 P1DIR.3 P1OUT.3 P1IN.3 P1IE.3 P1IFG.3 P1IES.3
P1SEL.4 P1DIR.4
P1OUT.4 P1IN.4 P1IE.4 P1IFG.4 P1IES.4
P1SEL.5 P1DIR.5 P1OUT.5 P1IN.5 P1IE.5 P1IFG.5 P1IES.5
P1SEL.0
P1DIR.0
P1OUT.0
P1IN.0
P1IE.0 P1IFG.0 P1IES.0
SVSOUT Unused
Unused
P1DIR.1
P1DIR.2
P1DIR.3
P1DIR.4
P1DIR.5
P1DIR.0
ACLK
MCLK
Module X IN
P1IN.x
P1.5/TACLK/ACLK
P1.0/TA0
P1.1/TA0/MCLK
P1.2/TA1
P1.4
P1.3/SVSOUT
Control
NOTE: 0 ≤ x ≤ 5.
Port Function is Active if CAPD.x = 0
†
Timer_A3/Timer0_A3
‡
Timer1_A5 (MSP430x415, MSP430x417 only)
§
MSP430x412, MSP430x413 only
Out0 Sig.
†
Out1 Sig.
†
CCI0A
†
CCI1A
†
CCI0B
†
MSP430x412,
MSP430x413 only
MSP430x415,
MSP430x417 only
P1.5/TA0CLK/ACLK
P1.0/TA0.0
P1.1/TA0.0/MCLK
P1.2/TA0.1
P1.4/TA1.0
P1.3/TA1.0/SVSOUT
Out0 Sig.
‡
DVSS
CCI0A
‡
§§