Texas Instruments IC MCU 16B MSP430G2131IPW14 TSSOP-14 TID MSP430G2131IPW14 Datenbogen
Produktcode
MSP430G2131IPW14
To Module
From USI
PxOUT.y
DV
SS
DV
CC
1
1
0
PxIN.y
PxREN.y
1
0
PxIRQ.y
PxIE.y
EN
Set
Q
Interrupt
Edge
Select
PxSEL.y
PxIES.y
PxIFG.y
Direction
0: Input
1: Output
0: Input
1: Output
PxDIR.y
USIPE7
0
1
From JTAG
To JTAG
P1.7/SDI/SDA/TDO/TDI
PxSEL.y or
USIPE7
PxSEL.y
From JTAG
To JTAG
From USI
MSP430G2x31
MSP430G2x21
MSP430G2x21
SLAS694J – FEBRUARY 2010 – REVISED FEBRUARY 2013
Port P1 Pin Schematic: P1.7, Input/Output With Schmitt Trigger – MSP430G2x21
Table 17. Port P1 (P1.7) Pin Functions – MSP430G2x21
CONTROL BITS / SIGNALS
(1)
PIN NAME (P(1.x)
x
FUNCTION
P1DIR.x
P1SEL.x
USIP.x
JTAG Mode
P1.7/
P1.x (I/O)
I: 0; O: 1
0
0
0
SDI/SDA/
7
SDI/SDA
X
X
1
0
TDO/TDI
TDO/TDI
X
X
0
1
(1)
X = don't care
36
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