RS232 Serial
TTL UART
TO Ethernet TCPIP convert Module www.usr.cn
Jinan USR Technology Co., Ltd. Page 2 of 26 sales@usr.cn
Phone: 86-531-55507297
Contents
Contents
Contents
Contents
RS232 Serial TO Ethernet convert Module .................................................................................................................. 1
1. Introduction .................................................................................................................................................... 3
1.1 Overview .............................................................................................................................................. 3
1.2 F eatures ................................................................................................................................................ 3
1 . 3 Applications .......................................................................................................................................... 3
1.4 Order information .................................................................................................................................. 4
1.5 Electrical Characteristics ....................................................................................................................... 4
2. Work Mode ..................................................................................................................................................... 5
2.1 Block diagram ....................................................................................................................................... 5
2.2 TCP Client Mode ................................................................................................................................... 5
2.3 UDP client mode ................................................................................................................................... 5
2.4 UDP server Mode .................................................................................................................................. 6
2.5 TCP server Mode ................................................................................................................................... 7
3. Hardware Description ..................................................................................................................................... 8
3.1 LED status ............................................................................................................................................ 8
3.2 Pin description ...................................................................................................................................... 8
3.3 Connection Diagram .............................................................................................................................. 8
3.4 Package ................................................................................................................................................. 9
4. Configure ..................................................................................................................................................... 10
4.1 configure command format .................................................................................................................. 10
4.2 configure through rs232 ....................................................................................................................... 11
4.3 configure through RJ45 ........................................................................................................................ 12
5. Test Methods ................................................................................................................................................ 13
5.1 General Test ........................................................................................................................................ 13
5.2 virtual COM ........................................................................................................................................ 17
6. Apps ............................................................................................................................................................. 21
6.1 COM<->TCP/UDP<->server ............................................................................................................... 21
6.2 Virtual COM ....................................................................................................................................... 21
6.3 COM <-> TCP/UDP <-> COM ............................................................................................................ 22
6.4 many COM <-> UDP server <-> COM ................................................................................................. 22
6.5 COM<-> TCP/UDP<->proxy server <->TCP/UDP<->COM ................................................................. 23
6.6 COM <-> TCP/UDP <-> server ............................................................................................................ 24
7. Background Knowledge ................................................................................................................................ 25
8. Contact us ..................................................................................................................................................... 26
9. Doc History .................................................................................................................................................. 26
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