802.11b/g Wireless LAN Module / Device Server UDP/SLIP BISM Form Factor Compatible Part Number WISMC03BI
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802.11b/g Wireless LAN Module / Device Server UDP/SLIP BISM Form Factor Compatible Part Number WISMC03BI EZURiO’s 802.11b/g SLIP Wireless LAN Module is a fully integrated and qualified wireless device server sub-system, 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 up to the host TCP/IP interface are integrated, along with a high performance antenna. The 802.11b/g SLIP Wireless LAN module is designed for applications with an existing host processor running a TCP/IP stack and provides a fast and efficient way to convert a product from a wired to a wireless connection. It enables designers to add wireless internet connectivity to almost any device with a serial port and TCP/IP stack. The module is designed for the 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, UDP stack with SLIP interface and command 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 module has a comprehensive set of commands giving high level access to wireless network management, simplifying the task of connecting to the infrastructure. The UART is used to carry both control and data frames. Frames transferred across this interface are encapsulated in a simple SLIP protocol. Data frames are presented as packets control frames employ high level commands to configure and control the module’s operation. Because the module integrates the 802.11b/g drivers, it provides independence from the proprietary nature of wireless silicon implementations, saving a significant amount of development time and making integration totally independent of the host operating system. The twelve GPIO and two analogue input lines can be configured using commands to provide control or monitoring of simple devices such as switches or LEDs without requiring any external processing. 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 2 and 3-wire Bluetooth co-existence schemes. The Wireless LAN module is supplied in a small pcb form factor 22.8mm x 33.8mm x 7.6mm , that connects to a main pcb using a 40 way Hirose connector which is pin compatible with the EZURiO Bluetooth Intelligent Serial Module BISMII. 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. DSH_WISMC03_0v97 WISM 40 pin SLIP Data Sheet.doc 2007-8 EZURiO Ltd • POS Equipment • Medical Equipment • Telematics • Metering Applications • Automotive Applications • Street Furniture • Industrial Automation 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 General Purpose Interface I/O ADC 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 8 Odd, even, none 1 or 2 115200,n,8,1 3.0V CMOS DTR, DSR, DCD, RI, RTS, CTS † 12 general purpose I/O pins, 3.0V CMOS† 2 ADC inputs. 10 bit, 3.0V max †DSR, DTR, RI and DCD are configurable either as GPIO or as modem control lines. DSH_WISMC03_0v97 WISM 40 pin SLIP 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 Encryption modes require an external supplicant Protocols Network Drivers Internet 802.11b, 802.11g IPv4, UDP, SLIP Power Consumption Powersave modes Current Consumption IEEE Powersave Modes 0,1,2 & 5 Less than 250mA during data transfer with a configurable low power mode less than 5mA Supply Voltage Supply Regulation 3.3V 5.0V DC On-board regulators, brown-out detection and watchdog Embedded Wireless Processor System Specification ARM7 with 16Mb SRAM and 64Mb Flash WLAN functions Ordering Information The WISM described in this data sheet should be ordered using the part number below: WISMC03BI Description 802.11b/g Wireless LAN SLIP Module 40 pin DSH_WISMC03_0v97 WISM 40 pin SLIP 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_WISMC03_0v97 WISM 40 pin SLIP 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 AN016 - Notification Requirements for Wireless Products. AN017 Interfacing to the WISM ADC input WHP-050004-1V0 Bluetooth and Coexistence WISM SLIP Programming Manual 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 • Enhanced drivers for low power operation • Robust TCP/IP stack or UDP/SLIP • Integrated Web Server TCP/IP version only • Embedded interpreter UWScript for fast development TCP/IP version only A range of codec audio development boards for Bluetooth voice applications are available. These can be plugged into the wireless development kit for rapid of audio applications. For cellular applications, the Wireless Development Kit also supports Siemens’ MC55 range of GSM/GPRS modules, which are pin compatible with EZURiO’s wireless LAN module. This permits designers to develop products which can support either short range or wide area wireless connectivity, with incredibly fast time to market. DSH_WISMC03_0v97 WISM 40 pin SLIP Data Sheet.doc 2007-8 EZURiO Ltd Page 19 |
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