Datasheet

MSP430x43x1, MSP430x43x, MSP430x44x1, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344G − JANUARY 2002 − REVISED OCTOBER 2009
63
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
port P3, P3.4 to P3.7, input/output with Schmitt trigger
P3OUT.x
Module XOUT
P3DIR.x
Direction Control
From Module
P3SEL.x
D
EN
0
1
1
0
PnSel.x PnDIR.x
Dir. Control
from module
PnOUT.x
Module X
OUT
PnIN.x Module X IN
P3Sel.4 P3DIR.4 P3OUT.4 P3IN.4
P3Sel.5
P3DIR.5 P3OUT.5 P3IN.5
P3DIR.4
0: Port active
1: Segment xx function active
P3Sel.6 P3DIR.6
P3Sel.7 P3DIR.7
P3OUT.6
P3OUT.7
P3IN.6
P3IN.7
unused
CCI6A
unused
CCI5A/B
unused
CCI4A/B
unused
CCI3A/B
Module X IN
P3IN.x
4< x< 7Note:
Pad Logic
0: Input
1: Output
Bus
Keeper
P3.4/S27
P3.5/S26
P3.6/S25
P3.7/S24
P3.4
P3.5
P3.6
P3.7
P3.4/TB3
P3.5/TB4
P3.6/TB5
P3.7/TB6
P3DIR.5
P3DIR.6
P3DIR.7
DVSS
OUT3
DVSS
OUT4
DVSS
OUT5
DVSS
OUT6
Module IN of pin
P1.3/TBOUTH/SVSOUT
P1SEL.3
’x43x(1)IPN ’x43x(1)IPZ ’x44x(1)
P3SEL.x
TBOUTHiZ
P1DIR.3
P3DIR.x
LCDM.7
†
or DVSS
‡
Segmentxx
†
or DVSS
‡
TBOUTHiZ
#
or DVSS
§
†
MSP430x43x(1)IPN
‡
MSP430x43x(1)IPZ, MSP430x44x(1)IPZ
§
MSP430x43x(1)
#
MSP430x44x(1)
§
#
§
#
§
#
§
#
§
#
§
#
§
#
§
#
80-Pin
100-Pin