MSP430G2231-EP_16 Datasheet, PDF (36/46 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

MSP430G2231-EP
SLAS862 – JUNE 2012
Port P1 Pin Schematic: P1.6, Input/Output With Schmitt Trigger
To ADC10
INCHx
ADC10AE0.y
PxDIR.y
from USI
USIPE6
1
Direction
0
0: Input
1: Output
PxREN.y
PxOUT.y
From USI
PxIN.y
PxSEL.y or
USIP E6
0
1
PxSEL.y
DV_SS
0
DV _CC
1
1
Bus
Keeper
EN
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P1.6/TA0.1/SDO/SCL/A6/TDI
To Module
PxIRQ.y
PxSEL.y
PxIES.y
PxIE.y
EN
Q
Set
PxIFG.y
Interrupt
Edge
Select
From JTAG
To JTAG
USI in I2C mode: Output driver drives low level only. Driver is disabled in JTAG mode.
PIN NAME (P1.x)
P1.6/
TA0.1/
A6/
SDO/
TDI/TCLK
Table 18. Port P1 (P1.6) Pin Functions
x
FUNCTION
P1.x (I/O)
TA0.1
TA0.CCR1B
6
A6
SDO
TDI/TCLK
P1DIR.x
I: 0; O: 1
1
0
X
X
X
CONTROL BITS / SIGNALS
P1SEL.x
USIP.x
ADC10AE.x
(INCH.x = 1)
0
0
0
1
0
0
1
0
0
X
0
1 (y = 6)
X
1
0
X
0
0
JTAG
Mode
0
0
0
0
0
1
36
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