Datasheet

MSP430FW429, MSP430FW428
MSP430FW427, MSP430FW425, MSP430FW423
SLAS383E –OCTOBER 2003–REVISED DECEMBER 2013 www.ti.com
Table 1. Terminal Functions (continued)
TERMINAL
I/O DESCRIPTION
NAME NO.
P6.3/SIFCH3/ 2 I/O General-purpose digital I/O
SIFCAOUT Scan IF, channel 3 sensor excitation output and signal input
Scan IF comparator output
P6.4/SIFCI0 3 I/O General-purpose digital I/O
Scan IF, channel 0 signal input to comparator
P6.5/SIFCI1 4 I/O General-purpose digital I/O
Scan IF, channel 1 signal input to comparator
P6.6/SIFCI2/ 5 I/O General-purpose digital I/O
SIFDACOUT Scan IF, channel 2 signal input to comparator
10-bit DAC output
P6.7/SIFCI3/SVSIN 6 I/O General-purpose digital I/O
Scan IF, channel 3 signal input to comparator
SVS, analog input
SIFCI 7 I Scan IF input to Comparator.
SIFCOM 11 O Common termination for Scan IF sensors.
RST/NMI 58 I Reset input or nonmaskable interrupt input port.
TCK 57 I Test clock. TCK is the clock input port for device programming and test.
TDI/TCLK 55 I Test data input or test clock input. The device protection fuse is connected to TDI/TCLK.
TDO/TDI 54 I/O Test data output port. TDO/TDI data output or programming data input terminal.
TMS 56 I Test mode select. TMS is used as an input port for device programming and test.
XIN 8 I Input port for crystal oscillator XT1. Standard or watch crystals can be connected.
XOUT 9 O Output terminal of crystal oscillator XT1.
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