Table of Contents
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1. Product Overview ................................................... 5
1.1 Product Functions ................................................ 5
1.2 Functional Characteristics .......................................... 5
1.3 Technical parameters .............................................. 6
2. Hardware description ................................................ 7
2.1 Product appearance ............................................... 7
2.2 Indicator LED description.......................................... 8
2.3 Terminal definition ............................................... 9
2.4 Reset switch .................................................... 9
2.5 External terminal resistance ....................................... 11
2.6 Installation dimension ............................................ 12
3. Typical application ................................................. 12
3.1 Transparent transmission with protocol data .......................... 12
3.1.1 TCP_SERVER pattern ........................................ 13
3.1.2 TCP_CLIENT pattern ........................................ 15
3.1.3 UDP_CONNECT pattern: ..................................... 17
3.2 None protocol data transmission .................................... 20
3.2.1 TCP_SERVER pattern ........................................ 20
3.2.2 TCP_CLIENT pattern ........................................ 22
3.2.3 UDP_CONNECT pattern ...................................... 23
4. Supplement ....................................................... 25
Brief introduction of serial port network topology ......................... 25
1. RS232 ....................................................... 25
2. RS422 ....................................................... 26
3. RS485 ....................................................... 28
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Table of Contents
