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IV.

Specifications

Table IV.1 WFS802g Specification

Network Standard

IEEE 802.11g

Frequency Range

2.412 – 2.484 GHz

Radio # of Selectable Channels

14 Channels

Security

Password protection, locking features, WEP 64/128

Maximum Receive Level

-10dBm (with PER < 8%)

Receiver Sensitivity

-82dBm for 11Mbps

-87dBm for 5.5Mbps

-89dBm for 2.0Mbps

-93dBm for 1.0Mbps

WLAN Power and Link LED Current

Max: 4mA

Firmware

Upgradeable via serial port

Serial Interface

CMOS (Asynchronous) 3.3V-level signals
Rate is software selectable (300 bps to 921600 bps)

Serial Line Formats

7 or 8 data bits, 1-2 Stop bits,
Parity: odd, even, none

Modem Control

DTR, DCD

Flow Control

XON/XOFF (software), CTS/RTS (hardware), none

Network Interface

Wireless 802.11g

Protocols Supported

802.11b/g, UDP, TCP, DHCP

Data Rates With Automatic Fallback

11Mbps

5.5Mbps

2Mbps

1Mbps

Media Access Control

CSMA/CA with ACK

Frequency Range

2.412 – 2.484 GHz

Range

Up to 328 feet indoors

Modulation Techniques

CCK (11Mbps)

CCK (5.5 Mbps)

DQPSK (2 Mbps)

DBPSK (1 Mbps)

Transmit Output Power

14dBm ± 1dBm

Average Power Consumption

1280 mW (WLAN mode; maximum data rate)

820 mW (WLAN mode; idle)

710 mW (Ethernet mode)

Peak Supply Current

460 mA

Management

Internal web server

Weight with antenna

50 grams

Temperature

Operating range, WLAN: -40°C to +70°C

Size (w/o antenna)

50 mm x 40 mm x 15 mm

Содержание WFS802g

Страница 1: ...WFS802g WiFi 802 11 Serial Module with Antenna Module User Manual Version 1 0 5 August 2008...

Страница 2: ...ion 20 V 5 WLAN Settings 20 V 6 Expert Settings 21 V 7 Security Settings 22 V 8 Factory Defaults 23 V 9 Exit Configuration Mode 25 VI Configuration using Web Manager 26 VI 1 Accessing WFS802g using We...

Страница 3: ...ps per port Integrated industry standard 802 11g wireless interface 128bit WEP Encryption for security Connect any serial device to a wireless network Stable field proven TCP IP protocol suite and Web...

Страница 4: ...I 1 Connector1 COM1 Pin Name Function 1 VCC 3 3 V 2 RXD Data receiving 3 TXD Data transmitting 4 RTS Request to send 5 CRTS Clear to send 6 GND Power supply ground 7 NC Reserved 8 NC Reserved Table II...

Страница 5: ...Line Formats 7 or 8 data bits 1 2 Stop bits Parity odd even none Modem Control DTR DCD Flow Control XON XOFF software CTS RTS hardware none Network Interface Wireless 802 11g Protocols Supported 802 1...

Страница 6: ...power You can change the configuration at any time The unit performs a reset after the configuration has been changed and stored Note The menusinthissection show atypicaldevice Notalldevicesdisplay in...

Страница 7: ...tions Change Setup 0 Server 1 Channel 1 2 Channel 2 3 Email 4 WLAN 5 Expert 6 Security 7 Factory defaults 8 Exit without save 9 Save and exit Your choice 5 Select an option on the menu by entering the...

Страница 8: ...o enter the Setup Mode press Enter within 5 seconds Note Connection fails if Enter is not pressed within 5 seconds The configuration settings display followed by the setup menu options Figure V 4 Setu...

Страница 9: ...gateway address has not been set To set the gateway address type Y At the prompt enter the gateway address Set Gateway IP Address N Y Gateway IP addr 0 0 0 0 Set the Netmask A netmask defines the num...

Страница 10: ...ce name not set N Enter new DHCP device name LTX Numeric DHCP Name Change the DHCP name by specifying the last octet of the IP address When using this method the DHCP name is LTXYY where YY is the las...

Страница 11: ...d message displays The following table demonstrates some common I F Mode settings Table V 3 Common Interface Mode Settings Common I F Mode Setting Binary Hex RS 232C 8 bit No Parity 1 stop bit 0100 11...

Страница 12: ...served for 1 1024 Reserved 9999 Telnet setup 14000 14009 Reserved for Redirector 30704 Reserved 77F0h 30718 Reserved 77FEh Note It is recommended to not use the reserved port numbers for this setting...

Страница 13: ...in Active Accepts external connection requests only when the modem_control_in input is asserted Cannot be used with Modem Mode Always Accept Accepts any incoming connection when a connection is not al...

Страница 14: ...preted to be the least significant bytes of the IP address and uses the internally stored remote IP address to provide the most significant bytes of the IP address If the IP address entered is 0 0 0 0...

Страница 15: ...9 000 0 000 3 Port 0 10001 04 IP address 000 000 000 000 Hostlist 01 IP 172 019 000 001 Port 00023 02 IP 172 019 000 002 Port 03001 03 IP 172 019 000 003 Port 10001 Change Hostlist N N Hostlist Retryc...

Страница 16: ...ows you to replace modems with WFS802gs and to use an Ethernet connection instead of a phone call By not having to change communications applications you avoid potentially expensive phone calls To sel...

Страница 17: ...ated or lost the unit reverts to command mode When an active connection is in effect the unit terminates the connection if it receives the following sequence from the attached serial device No serial...

Страница 18: ...te IP Address This is the destination IP address used with an outgoing connection The current value is displayed in parentheses Remote IP Address 0 0 0 0 Note This option is not displayed when Hostlis...

Страница 19: ...is only detected going from the serial port to the network 6 When modem_control_in transitions from a high state to a low state the network connection to or from the serial port drops Flush Mode The...

Страница 20: ...nd Character Sequence 1 Send Immediately After Send chars 1 Packing Interval Packing Interval defines how long the unit should wait before sending accumulated characters This wait period is between su...

Страница 21: ...ecognition of the characters Alternatively the unit can interpret two characters as a sequence Telnet Terminal Type This parameter displays only if the terminal type option is enabled in Disconnect Mo...

Страница 22: ...ing 0 1 or 3 By default 0 United States is selected Press Enter 3 At the Channel prompt enter the WFS802g s channel setting Security As an additional security measure enable WEP on the WFS802g The cur...

Страница 23: ...Cache timeout in s 1s 65s 0s disable 600 V 7 Security Settings Note As recommended set security over the dedicated network or over the serial setup If the parameters are set over the network Telnet 99...

Страница 24: ...r protecting Telnet access Disable Port 77F0 Hex Port 77F0 is a setting that allows a custom application to query or set the eleven WFS802g configurable pins when they are functioning as general purpo...

Страница 25: ...no parity 8 bit RS 232C Port No 10002 Connect Mode C0 always accept incoming connection no active connection startup Hostlist Retry Counter 3 Hostlist Retry Timeout 250 msec Send Character 0x0D CR All...

Страница 26: ...mail Settings Trigger Priority L Min notification interval 1 second All other parameters 0 e g Email notification and triggers are disabled V 9 Exit Configuration Mode To exit setup mode Select option...

Страница 27: ...guration Host List Configuration Channel 1 and Channel 2 Configuration WLAN Configuration OEM Pin Configuration Updating Settings VI 1 Accessing WFS802g using Web Manager Follow the instructions to co...

Страница 28: ...automatically 3 Enter the following as necessary Disable BOOTP Leave the checkbox empty to enable Bootstrap Protocol BOOTP The BOOTP server automatically assigns the IP address from a pool of address...

Страница 29: ...onnected to the same LAN segment as the unit The gateway address must be within the local network 4 Click the OK button when finished VI 3 Server Configuration The unit s server values display upon se...

Страница 30: ...sful connection The host list supports a minimum of 1 and a maximum of 12 entries Each entry contains an IP address and a port number Note The host list is disabled for Manual and Modem Mode The unit...

Страница 31: ...annel 2 to display the Serial Settings page for the selected channel Figure VI 5 Channel Serial Settings 2 In the available fields enter the following information Channel 1 Disable Serial Port Availab...

Страница 32: ...occur sequentially to indicate to the WFS802g end of the data collection Match Bytes Use to indicate the end of a series of data to be sent as one group Set this value to 00 if specific functions are...

Страница 33: ...If Password Required was set to Yes enter the password for passive connections Connect Mode Active Connection Port Settings Active Connect Select None to disable Active Connect Otherwise indicate the...

Страница 34: ...le Once it connects the unit stops trying to connect to any others If this connection fails the unit continues to scroll through the table until it is able to connect to another IP in the host list Th...

Страница 35: ...ter the local port number Remote Port Enter the port number of the remote device Remote Host Enter the IP address of the remote device Change Address Table Field enabled when Datagram Type is set to F...

Страница 36: ...using a client such as a wireless card to communicate with the WFS802g instead of an Access Point Ad Hoc Network Name Enter the network name for the Ad Hoc network Ad Hoc Network Channel Select from...

Страница 37: ...m the pull down menu Radio Power Management Power management reduces the overall power consumption of the WFS802g unit Selecting Enable increases the response time VI 7 OEM Pin Configuration There are...

Страница 38: ...37 Active Level Select the signal active level Low or High Direction Select whether the pin inputs or outputs VI 8 Updating Settings Click the Apply Settings button from the main menu to save and appl...

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