Asus AAEON SPG-M041, User Manual

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Chapter 3 – Gateway Setup and Configuration 14
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3.1.1 Serial Connection
PG-M041 provides serial RS-485/RS-232 ports x 2, which are software-definable, users
may setup type of communication interface (RS-232, 3-wire RS-485 or 2-wire RS-485)
on serial port 1 & 2 to meet the application demands.
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Location of serial ports x 2 on SPG-M041:
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Pinout of serial ports x 2 on SPG-M041:
3.1.2 RJ-45 Ethernet Cable Wiring
For RJ- 45 connectors’ data -quality, twisted pair cabling (CAT5/5e or better) is
recommended. The connector bodies on the RJ-45 ethernet ports are metallic and
connected to the GND terminal. For best performance, use shielded cabling. Shielded
cabling may also provide further protection.
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Location of ethernet ports x 2 on SPG-M041: