MSP430FE42XA_14 Datasheet, PDF (35/50 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430FE42xA
MIXED SIGNAL MICROCONTROLLER
APPLICATION INFORMATION
input/output schematic (continued)
Port P1, P1.2 to P1.7, input/output with Schmitt trigger
SLAS588 -- FEBRUARY 2008
Port/LCD
Segment xx
DVSS
P1SEL.x
P1DIR.x
Direction Control
From Module
P1OUT.x
Module X OUT
P1IN.x
Module X IN
0
1
0
1
EN
D
Pad Logic
0: Input
1: Output
Bus
keeper
P1.2/TA1/S31
P1.3/SVSOUT/S30
P1.4/S29
P1.5/TACLK/ACLK/S28
P1.6/SIMO0/S27
P1.7/SOMI0/S26
P1IRQ.x
P1IE.x
EN
Q
P1IFG.x
Set
Interrupt
Edge
Select
P1IES.x P1SEL.x
NOTE: 2 ≤ x ≤ 7.
Port Function is Active if Port/LCD = 0
PnSEL.x
Direction
PnDIR.x
Control
PnOUT.x
From Module
Module X
OUT
P1SEL.2 P1DIR.2
P1DIR.2
P1OUT.2 Out1 Sig.^†
PnIN.x Module X IN PnIE.x
P1IN.2
CCI1A^†
P1IE.2
P1SEL.3 P1DIR.3
P1DIR.3
P1OUT.3 SVSOUT P1IN.3
unused
P1IE.3
P1SEL.4 P1DIR.4
P1DIR.4
P1OUT.4
DVSS
P1IN.4
P1SEL.5 P1DIR.5
P1SEL.6 P1DIR.6
P1SEL.7 P1DIR.7
† _{Timer_A3}
‡ _USART0
P1DIR.5
P1OUT.5
ACLK
DCM_SIMO P1OUT.6 SIMO0(o)^‡
DCM_SOMI P1OUT.7 ^{SOMI0(o)‡}
P1IN.5
P1IN.6
P1IN.7
unused
TACLK^†
SIMO0(i)^‡
SOMI0(i)^‡
P1IE.4
P1IE.5
P1IE.6
P1IE.7
PnIFG.x PnIES.x Port/LCD ^Segment
P1IFG.2 P1IES.2
S31
P1IFG.3 P1IES.3
0: LCDM
< 0E0h
S30
1: LCDM
P1IFG.4 P1IES.4
≥ 0E0h
S29
P1IFG.5 P1IES.5
S28
P1IFG.6 P1IES.6
0: LCDM
S27
< 0C0h
1: LCDM
P1IFG.7 P1IES.7
≥ 0C0h
S26
SYNC
MM
STC
STE
Direction Control for SIMO0
DCM_SIMO
SYNC
MM
STC
STE
Direction Control for SOMI0
DCM_SOMI
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