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Definition of Pins

Definition of Pins

Pin Name Direction Description
1 and 2 Us 3.3V O Us 3.3V output pin, used for communication power supply of post-stage I/O devices
3, 4, 9, 10, 15, and 16 Us GND O Us GND output pin, used for communication power supply of post-stage I/O devices
5 Rx0+ I Prestage module is received by Ethernet +
6 Tx1+ O Post-stage module is transmitted by Ethernet +
7 Rx0- I Prestage module is received by Ethernet-
8 Tx1- O Post-stage module is transmitted by Ethernet -
11 Tx0+ O Prestage module is transmitted by Ethernet +
12 Rx1+ I Post-stage module is received by Ethernet +
13 Tx0- O Prestage module is transmitted by Ethernet -
14 Rx1- I Post-stage module is received by Ethernet -
17~32 DI 1~16 I Digital input 1~16 channels
33~35 Up 0V I Field-side power supply 0V
36~38 Up 24V I Field-side power supply 24V
39, 40 PE - Earth
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Last modified: 2025-06-30