Texas Instruments IC MCU 16B MSP430F2232TDA TSSOP-38 TID MSP430F2232TDA Datenbogen
Produktcode
MSP430F2232TDA
1
OAFCx
OAPMx
OAADCx
To OA0 Feedback Network
1
(OAADCx = 10 or OAFCx = 000) and OAPMx > 00
Bus
Keeper
EN
Direction
0: Input
1: Output
0: Input
1: Output
P2SEL.1
1
0
P2DIR.1
P2IN.1
P2IRQ.1
D
EN
Module X IN
1
0
Module X OUT
P2OUT.1
Interrupt
Edge
Select
Q
EN
Set
P2SEL.1
P2IES.1
P2IFG.1
P2IE.1
P2.1/TAINCLK/SMCLK/
A1/OA0O
A1/OA0O
1
0
DVSS
DVCC
P2REN.1
ADC10AE0.1
Pad Logic
INCHx = 1
To ADC 10
1
OA0
+
−
1
MSP430F22x2
MSP430F22x4
MSP430F22x4
SLAS504G – JULY 2006 – REVISED AUGUST 2012
Port P2 Pin Schematic: P2.1, Input/Output With Schmitt Trigger
Table 25. Port P2 (P2.1) Pin Functions
CONTROL BITS/SIGNALS
(1)
PIN NAME (P2.x)
x
y
FUNCTION
P2DIR.x
P2SEL.x
ADC10AE0.y
P2.1
(2)
(I/O)
I: 0; O: 1
0
0
Timer_A3.INCLK
0
1
0
P2.1/TAINCLK/SMCLK/
1
1
A1/OA0O
SMCLK
1
1
0
A1/OA0O
(3)
X
X
1
(1)
X = Don't care
(2)
Default after reset (PUC/POR)
(3)
Setting the ADC10AE0.y bit disables the output driver as well as the input Schmitt trigger to prevent parasitic cross currents when
applying analog signals.
applying analog signals.
62
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