MSP430F2101 Datasheet, PDF (36/53 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430x21x1
MIXED SIGNAL MICROCONTROLLER
SLAS439C − SEPTEMBER 2004 − REVISED JULY 2006
Port P2 pin schematic: P2.0 to P2.5, input/output with Schmitt-trigger
To Comparator_A+
From Comparator_A+
Pad Logic
CAPD.x
P2REN.x
P2DIR.x
P2OUT.x
Module X OUT
P2SEL.x
P2IN.x
Module X IN
0
1
0
1
EN
D
Direction
0: Input
1: Output
DVSS 0
DVCC 1
1
Bus
Keeper
EN
P2.0/ACLK/CA2
P2.1/INCLK/CA3
P2.2/CAOUT/TA0/CA4
P2.3/TA1/CA0
P2.4/TA2/CA1
P2.5/CA5
P2IRQ.x
P2IE.x
P2IFG.x
EN
Q
Set
P2SEL.x
P2IES.x
Interrupt
Edge
Select
Control signal “From Comparator_A+”
PIN NAME
FUNCTION
P2.0/ACLK/CA2
CA2
P2.1/INCLK/CA3
CA3
P2.2/CAOUT/TA0/CA4
CA4
P2.3/TA1/CA0
CA0
P2.4/TA2/CA1
CA1
P2.5/CA5
CA5
NOTES: 1. N/A: Not available or not applicable.
P2CA4
1
N/A
N/A
0
1
N/A
SIGNAL “FROM COMPARATOR_A+” = 1
P2CA0
P2CA3
P2CA2
1
0
1
N/A
0
1
N/A
OR
1
0
1
N/A
N/A
0
0
0
N/A
1
0
P2CA1
0
1
0
N/A
1
1
36
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