Features Support DHCP automatically obtain an IP address and query IP address through serial setting protocolSupport DNS functionSet parameters through webpageUpgrade firmware via networkAuto MDI MDIX RJ45 port with 10 100MbpsSerial port baud rate from 600 bps to 230 4 Kbps Check bit of None Odd Even Mark and SpaceWork mode TCP Server TCP Client UDP Client UDP Server HTTPD ClientSupport virtual serial port and provide corresponding software USR VCOMHeartbeat package mechanism to ensure connection is reliable put an end to dead linkUser defined registration package mechanism check connection status and use as custom packet headerUnder TCP Server mode Client number ranges from 1 to 16 default number is 4The global unique MA C address bought from IEEE user can define MA C addressRestore factory defaultAcross the gate way switches routersCan work in LAN also can work in the Internet external network Provide PC TCP IP socket programming example such as VB C Dei phi Android and IOS Specification System messageProcessor ARMEthernetNumber of ports 1Interface standard RJ45Rate 10 100 Mbps MDI MDIX cross connect automatic switchingProtection 1 5KV electromagnetic isolation shell isolation protectionNetwork Protocol IP TCP UDP ARP ICMP DHCP DNS HTTPD ClientCache send 6K bytes receive 4K bytesSerial portNumber of ports 1Interface standard RS 232 DB9 hole typeData bits 5 6 7 8Stop bit 1 2Check digit None Even Odd Space MarkBaud rate