802.11b/g Wireless LAN Module / Device Server TCP/IP MC55 Form Factor Compatible Part Number WISMC04BI
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802.11b/g Wireless LAN Module / Device Server TCP/IP MC55 Form Factor Compatible Part Number WISMC04BI EZURiO’s 802.11b/g TCP/IP Wireless LAN Module is a fully integrated and qualified wireless device server, designed to make it simple to embed connectivity. It has been designed to be pin compatible with the footprint of Siemens MC55 GPRS modules, allowing designers to design one pcb to support either GPRS or Wireless LAN connectivity. Unlike other wireless modules all of the necessary drivers, protocol stack, security algorithms and antenna are integrated. The module also includes an interpreter that can run scripts, providing a complete wireless processing solution. It enables you to add wireless internet connectivity to almost any device with a serial port. The module is designed for lowest cost of integration and ownership. It is ideal for enabling M2M applications. The module is a dual processor design, dedicating one processor to the 802.11b/g baseband with a second powerful ARM7 processor, with 16MB of SRAM and 64MB of flash memory running the wireless drivers, TCP/IP stack, web server and UWScript interpreter. Connection to the host device is via a high speed 921,600 bps UART, with an additional twelve GPIO lines and two 10 bit ADCs. The interpreter allows complex scripts to be run, allowing the WISM module to operate with zero host loading. It means it is possible to use the module to wirelessly enable “dumb” sensors or UART ports. The UWScripting wireless language developed by EZURiO is simple to use, but provides a rich programming environment. Derived from BASIC, it allows powerful scripts to be written that combine WLAN link management with TCP/IP socket control and machine interaction. A wide range of example scripts are available which allow new applications to be rapidly developed. Scripts are downloaded into the module via the UART and then either run under control from the host processor or autonomously at power on. The use of a scripting language allows the module to function in a wide variety of applications, from simple cable replacement, to a more complex communications co-processor in which the module takes over the management of the communications interface, or as a completely self-contained M2M solution in which the module gathers information and reports it without host intervention. An server is built into the module which allows user defined web pages to be served using dynamic web page content supplied from a script. Information for the web page can be taken from the UART stream or variables within the script. The use of scripts allows these to be pre-processed before being displayed on the web page. Similarly, information can be sent to the script running on the module using POST commands. This allows flexible user interaction with a module via a standard web browser. With the addition of an appropriate script it allows the implementation of complete web enabled controllers and monitoring devices. The module includes a high sensitivity, high gain antenna which provides excellent range. Typical open field performance yields an operating range of over 100 metres. A second 50 Ohm U.FL connection is provided for an external antenna. This can be used in place of the internal antenna, or in conjunction with the internal antenna to implement antenna diversity for improved receive performance. Support is provided for low power modes that make the Wireless LAN module particularly applicable to battery powered installations. It has been designed to ensure the best co-existence with other devices operating within the same frequency spectrum and has hardware support designed into the module for DSH_WISMC04_1v2 WISM 50 pin TCP-IP Data Sheet.doc 2007-8 EZURiO Ltd 2 and 3-wire Bluetooth co-existence schemes. Direct connectivity to the EZURiO BISM Bluetooth module is supported, as well as to other enabled Bluetooth devices. The Wireless LAN module is supplied in a small pcb form factor 35.0mm x 32.6mm x 7.6mm . It connects to a main pcb using a 50 way Hirose connector and is pin compatible with the Siemens MC55 GPRS range of modules. The module is Lead-free and RoHS compliant and supports an industrial operational temperature range of -40°C to +85°C. The module has FCC modular certification, Industry Canada certification and CE approval. These approvals allow users to simplify or bypass RF regulatory testing, enhancing time to market and reducing approvals time and cost. A low cost development system is available for fast product evaluation and development. • POS Equipment • Medical Equipment • Telematics • Metering Applications • Automotive Applications • Street Furniture • Industrial Automation DSH_WISMC04_1v2 WISM 50 pin TCP-IP Data Sheet.doc 2007-8 EZURiO Ltd Wireless Specification Standards Supported Frequency Channels Max Transmit Power Receive Sensitivity Data Rates Data Transfer rate Modulation Schemes Range Connection Modes Antenna Modes Integrated Antenna External Antenna Diversity UART Interface Serial Interface Baud Rate Bits Parity Stop bits Default Serial parameters Levels Modem Control Implementation IEEE 802.11b, IEEE 802.11g GHz 11 channels USA 13 channels Europe 4 channels France EIRP > 10mW outdoors 14 channels Japan Programmable selection of region 802.11b +15 dBm antenna connector 802.11b +17 dBmi from integrated antenna 802.11g +13 dBm antenna connector 802.11g +15 dBmi from integrated antenna 802.11b -91dBm 1 Mbps, -84dBm 11Mbps 802.11g -84dBm 6Mbps, -67dBm 54Mbps 1Mbps with automatic fallback Up to 921.6kbps limited by UART 802.11b BPSK, QPSK, CCK, DSSS 802.11g BPSK, QPSK, 16-QAM, 64-QAM, OFDM Up to 100 metres free space Infrastructure and ad-hoc IBSS High performance +2dBi multilayer ceramic 50 Ohm U.FL connection Supported using integrated and external antennae RS-232 bi-directional for commands and data 16550 compatible Configurable from 9,600 to 921,600bps 7 or 8 Odd, even, none 1 or 2 115200,n,8,1 3.0V CMOS DTR, DSR, DCD, RI, RTS, CTS † †DSR, DTR, RI and DCD are configurable either as GPIO or as modem control lines. DSH_WISMC04_1v2 WISM 50 pin TCP-IP Data Sheet.doc 2007-8 EZURiO Ltd Security Open Connection WEP encryption 64 and 128 bit options WPA-PSK WPA2 Enterprise & Personal IEEE 802.11i-PSK AES-CCMP TKIP Encryption SSL2 / SSL3 / TLS1* Hardware Acceleration for security features Protocols Network Drivers Internet 802.11b, 802.11g IPv4, TCP, UDP, DHCP Client, DNS Client, ARP, Server Other protocols are supported via UWScript, e.g. Telnet Web Server Features Website Capacity Serves web pages from the module Runs standard user generated web pages Serves Dynamic Content from UWScripts Accepts POST inputs for control of scripts 128kBytes ** Power Consumption Powersave modes Current Consumption IEEE Powersave Modes 0,1,5 & 6 Ordering Information The WISM described in this data sheet should be ordered using the part number below: WISMC04BI Description 802.11b/g Wireless LAN Processor Module MC55 DSH_WISMC04_1v2 WISM 50 pin TCP-IP Data Sheet.doc 2007-8 EZURiO Ltd Page 17 Qualification Qualification Process The following safety precautions must be observed during all phases of the operation, usage, service or repair of any application incorporating this Module. Manufacturers of the RF equipment are advised to convey the following safety information to users and operating personnel and to incorporate these guidelines into all manuals supplied with the product. Failure to comply with these precautions violates safety standards of design, manufacture and intended use of the product. EZURiO assumes no liability for customer failure to comply with these precautions. Safety Information: If the WLAN module is used in equipment that might be taken and operated on a commercial flight, the following safety instructions, or similar warning should be added to the user manual. “Switch off the Wireless device before boarding an aircraft. Make sure it cannot be switched on inadvertently. The operation of wireless appliances in an aircraft is forbidden by many airlines to prevent interference with communications systems.” Certifications FCC and Industry Canada Statements This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions 1 This device may not cause harmful interference, and 2 this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. To inherit the modular approval, the antennas for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. Co-location with other radio transmitting devices operating concurrently in the same band will require additional testing and certification. Designers should note the distinction that the FCC makes regarding portable and mobile devices. Mobile devices are defined as products that are not used closer than 20cm to the human body, whereas portable devices can be used closer that 20cm to the body. In the case where the WISM module is used in a portable device, additional SAR testing must be performed on the complete product. FCC Labelling requirement If the FCC ID is not visible when the module is installed inside another device, then the outside of the device into which the module is installed must also display a label referring to the enclosed module. This exterior label can use wording such as the following “Contains Transmitter Module FCC ID PI405W” or “Contains FCC ID PI405W.” Any similar wording that expresses the same meaning may be used. National RF approvals A list of the countries where the Module is approved will be provided by EZURiO as required. As a minimum the product is listed in Europe, Scandinavia, Canada and USA. EZURiO assumes no liability for customer failure to comply with national RF approval. R&TTE Notification Requirement The 2.4GHz band has some restrictions within the EU when the transmit power level is greater than 10mW R&TTE Class Because of this, it is designated within R&TTE as a non-harmonised band. Such products must be notified to the appropriate Notified Body within each country where it is placed on the market. EZURiO has notified the WISM module, but manufacturers incorporating it within their products and intending to sell these within Europe have a responsibility to notify the appropriate nominated body before commercial introduction. A list of nominated bodies is available at: DSH_WISMC04_1v2 WISM 50 pin TCP-IP Data Sheet.doc 2007-8 EZURiO Ltd Page 18 Further details on the notification procedure are given in EZURiO’s Application Note AN016 Notification Requirements for Wireless Products. Related Documents AN008 - Wireless Development Kit User Guide AN013 WISM A complete wireless processor AN016 - Notification Requirements for Wireless Products. WHP-050004-1V0 Bluetooth and Coexistence UWTerminal User Guide UWScript Core Language Manual UWScript Wireless Extensions Manual UWScript Wireless LAN Web server Documents are available for download from Development Kit EZURiO offers a Wireless Development Kit for embedded developers which is unique in supporting Bluetooth, and GSM/GPRS. It provides a simple design environment that can dramatically reduce the development time of wirelessly enabled products. The Wireless Development Kit is available with EZURiO’s pre-qualified Bluetooth and Wireless LAN modules and accepts both 40 pin and 50 pin versions of these modules. EZURiO’s modules contain embedded protocol stacks, removing the need for complex programming on a host processor. Features: Bluetooth • Complete, qualified Bluetooth stack • Support for Version • Upgradeable for Bluetooth when available • Simple AT style programming interface • Audio codec evaluation kits available 802.11b/g |
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