Advantech IPPC-5211WS Series, User Manual

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23 IPPC-5211WS Series User Manual
Appendix A
S
erial Port
Settings
A.3.1 Termination Resistor Select (SW3)
A.4 Connector Pin Definition
A.4.1 SATA connector (CN12)
1654004659 Serial ATA 7P 1.27mm 180D(M) DIP WATM-07DBN4A3B83.12
RS485 Mode
Bit 1,2,3,4,5,8,9 OFF
Bit 6,7,10 ON
Termination Resistor Select
Description
This switch is used to select Termination Resistor (120 ohm) for long
distance transmission or device matching.
Default Bit1 off & Bit2 off (DATA+ & RX-)
DATA+ Pin 1
Default
RX- Pin 2
R_RX+ Pin 3
R_DATA- Pin 4
Pin Signal Description
1 GND GND
2 A+
Signal Pair A : TX+/-
(Transmit)
3 A-
4 GND GND
5 B-
Signal Pair B : RX+/
(Receive)
6 B+
7 GND GND