W7500S2E serial to Ethernet module W7500S2E module series support both data pass-through mode and AT data transfer mode. It supports TCP server, TCP clients and UDP 3 operation mode. Serial baud rate can be as high as 460,800bps. It can be configured by PC configuration utility, web page and AT command. The unparalleled and robust of W7500S2E module based on ARM Cortex 32bit MCU with hardwired TCP/IP. Accompanied by a vast functionalities, makes the family of products the ideal choice, both for new design project or an upgrading of current platform. Features Support dual mode: Data pass-through and AT data transfer Support TCP server, TCP client and UDP operating modes Support RS-485 enable pin of an external RS-485 transceiver Flexible data packet condition for the serial interface Support DHCP to configure IP address and other network configuration parameters Support DNS for remote server domain name lookup Support NetBIOS for easy access of web configuration page Support three configuration method: serial AT command, PC software and web page Support local firmware upgrade by PC software Support Keep-Alive to guarantee TCP connection Specification 10/100Mbps Ethernet interface Serial interface: 3.3V TTLTXD, RXD, CTS, RTS, GND Baud Rate: From 300bps to 460,800bps with 16 common values Data Bit: 7, 8 Stop Bit: 1, 2 Parity: NONE, EVEN, ODD Flow Control: NONE, CTS/RTS Power supply: W7500S2E-Z1: DC 5.0V W7500S2E-R1: DC 3.3V Dimension: LWH (mm) W7500S2E-Z1: 44.4531.7515.75 W7500S2E-R1: 44.4531.7523.00 Operating temperature: W7500S2E-Z1: -40 C ~ +85 C W7500S2E-R1: -40 C ~ +85 C Storage environment: W7500S2E-Z1: -50 C ~ +95 C, 5 ~ 95% RH W7500S2E-R1: -50 C~ +95 C, 5 ~ 95% RH W7500S2E user manual W7500S2E serial to Ethernet module Document Revision History Version Date Remarks V1.0 2018/10/10 Initial release Enhance the description of AT command section Correct modes information in Operating Mode (C1 OP) V1.0.1 2019/01/30 Revise Figure 3-1, 3-2 and 3-3 Revised structure of documentation Add new Data transfer command Revised structure of documentation V1.1 2019/02/19 Remove obsolete information Updated all images Move Factory reset to an individual chapter 8 V1.1.1 2019/03/19 Move Firmware upgrade to an individual chapter 9 Add notes for firmware version 2.2 Copyright notice Copyright WIZnet H.K. Ltd. All rights reserved. Contact E-mail: supports wiznet.hk For more information, please visit: