DVK-WLM402 Laird Technologies, DVK-WLM402 Datasheet

DEVELOPMENT KIT WISM+

DVK-WLM402

Manufacturer Part Number
DVK-WLM402
Description
DEVELOPMENT KIT WISM+
Manufacturer
Laird Technologies
Type
Transceiverr
Datasheet

Specifications of DVK-WLM402

Frequency
2.4GHz
Processor Series
WISM+
Silicon Manufacturer
Laird Technologies
Kit Application Type
Communication & Networking
Application Sub Type
Wi-Fi Intelligent Serial
Kit Contents
PCB, 2x Antennas, Power Adapter, USB Cable, RS-232
Rohs Compliant
Yes
For Use With/related Products
WLM402
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
WISM+ DVK MANUAL
Version 1.00
Page i
DVK-WLM400/402
Developer Kit Manual
©
Laird Technology 2010

Related parts for DVK-WLM402

DVK-WLM402 Summary of contents

Page 1

... DVK-WLM400/402 Developer Kit Manual © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page i ...

Page 2

... If, after inspection, Laird Technologies’ determines that there is a defect, Laird Technologies will repair or replace the OEM transceiver at their discretion. If the product is replaced, it may be a new or refurbished product. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page ii ...

Page 3

... This is the PC based executable program for configuring and running performance tests for the WISM+/Dev Kit. WIF.EXE IS ACCESSABLE AFTER THE INSTALLATION BY… StartAll ProgramsWism+Wism+ Config Tool This refers to a WLM400 (for US) or WLM402 (for CE) WISM+ DVK MANUAL Version 1.00 Page iii Author Date ...

Page 4

... OINT CAN 4.5 C WISM+ A ONFIGURING 4.6 C WISM+ A ONFIGURE NTENNA 5 PERFORM A WIRELESS PING PCWISM+ .............................................................................................. MODE WIRELESS PING WISM+PC ................................................................................................... 24 © Laird Technology 2010 Table Of Contents RAWING DETAILING HIGH LEVEL COMPONENTS WIF-WISM+ COMMUNICATIONS ............................................................................................................................. ............................................................................................... 19 CCESS OINT ABLE ..................................................................................................................... 19 WISM+ DVK MANUAL Version 1.00 ....................................................... 3 ........................................................................ 13 Page iv ...

Page 5

... USING THE PERFORMANCE TOOL IN INFRASTRUCTURE MODE ................................................... 27 9 USING WISM+ IN BRIDGE MODE W/ACCESS POINT ............................................................................ 29 10 REGULATORY CONSIDERATIONS ......................................................................................................... 32 10 ........................................................................................................................................... 32 AND ANADA 10.2 E .......................................................................................................................................................... 32 UROPE 11 DEV KIT DESIGN ......................................................................................................................................... 33 11.1 PCB S -U ............................................................................................................................................. 33 TACK P 11.2 PCB L D AYOUT RAWING 11.3 S .................................................................................................................................................. 35 CHEMATICS © Laird Technology 2010 ................................................................................................................................ 34 WISM+ DVK MANUAL Version 1.00 Page v ...

Page 6

... C functions. The directory of source files can be Hardware Configuring PC USB port for WIF.exe Starting WIF.exe over the PC USB port WIF.exe Operation Using the Performance Tool in Ad-Hoc Mode WISM+ DVK MANUAL Version 1.00 by clicking… by clicking… ”). ”). ...

Page 7

... USB cable “type A to mini” for WISM+ Dev Kit connection to connect • RS-232 serial cable (female-female) for WISM+ COM port connection serial port Note: an Ethernet cable is not provided. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 2 ...

Page 8

... Blocks in this colour are essential things to become familiar with. © Laird Technology 2010 Host Com WAKEUP Port WISM+ Switching Restore Power Defaults Supply Button Dev Kit Design WISM+ DVK MANUAL Version 1.00 Antenna Button Mounting Hole SPI LED WLAN LED SPI Antenna Header Mounting Hole ...

Page 9

... RS-232 level voltage to the PC). If WISM+ cannot accept serial input, it drives the pin high (creating a negative RS-232 voltage This pin should be ignored at the host. WISM+ DVK MANUAL Version 1.00 Page 4 pin is translated to RS- input. pin input. The host can hold off the ...

Page 10

... MOSI of a SPI Master device. This is the SPI Slave Select input to the WISM SPI_SS This is driven low by a SPI Master device to frame the data transfer. Ground pin connected to the ground plane of the Dev Kit PCB. WISM+ DVK MANUAL Version 1.00 Page 5 ...

Page 11

... This is the I2C clock line. 22 I2C_DAT This is the I2C data line. These pins are tied to the ground plane of the Dev Kit PCB These pins are not connected. ” for the details on the procedure to change the WISM+ WISM+ DVK MANUAL Version 1.00 Page 6 ...

Page 12

... WISM+ “ CONNECTED 2.5.4 SPI This LED will be lit whenever the SPI port is being used as the host interface, and communications are active over the SPI port. © Laird Technology 2010 ” pin (WISM+ pin#59) WISM+ DVK MANUAL Version 1.00 Page 7 ...

Page 13

... The 40 pin header allows access to certain WISM+ pins. The pin out of the header (J5) is defined in the Dev Kit board Schematics schematics- See Section: “ © Laird Technology 2010 is pulled LOW when the button is pressed. RESTORE ” WISM+ DVK MANUAL Version 1.00 Page 8 ...

Page 14

... Click “OK” and you will see the following screen… Select the COM port connected your to the WISM+ and you will you will see this WISM+ DVK MANUAL Version 1.00 Select the “Telephone” icon and in the “Name” field, Click “OK” and the following COM port properties screen will appear… ...

Page 15

... Select the “Send line ends with line feeds” checkbox. This will ensure that when you press the “ENTER” key while typing in HyperTerminal, that a Line End character is sent with the string to the WISM+. WISM+ DVK MANUAL Version 1.00 Page 10 Click the “ASCII Setup” ...

Page 16

... You are not using the supplied serial cable between the Dev Kit and the PC serial port • You may not have selected “Send line ends with line feed” in the HyperTerminal ASCII setup © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 11 ...

Page 17

... HighBluff, and Pylon. By typing “at+help” and “ENTER” at the WISM+ prompt, you will see a list of all of the AT commands which can be exercised. Refer to the “AT Command Reference” for descriptions of the AT commands. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 12 ...

Page 18

... The wizard will find the USB driver and install it. • Once the driver installation is complete, you are ready to proceed. • You are now ready to start Wif.exe… Now go to section: “Starting © Laird Technology 2010 WIF.exe” WISM+ DVK MANUAL Version 1.00 Page 13 . ...

Page 19

... Now quit the HyperTerminal session (or hang up the hook) which will release the serial port for WIF.exe. • Starting WIF.exe over the PC Serial port Now go to section: “ © Laird Technology 2010 Using AT Commands with PC Serial Port WISM+ DVK MANUAL Version 1.00 Page 14 ” in order to set up your ” ...

Page 20

... Symantec services which indicate “Started”. Your PC will be vulnerable to attack, but you will only be connected to the WISM+ Dev Kit. When you are finished using WIF.exe, turn the services back on to connect back to your network, or simply re-boot. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 15 ...

Page 21

... StartAll ProgramsWism+Wism+ Config Tool Click on “Com Port” and then pull down the COM port selection box to select you PCs COM port. The default settings for WISM+ is 38400 with No Flow Control ”. WISM+ DVK MANUAL Version 1.00 Page 16 ”) the USB ...

Page 22

... If everything is working properly, you will see the WIF front screen populated with the current state saved in WISM+ constant memory. WIF.exe Operation Now go to section: “ © Laird Technology 2010 Configuring PC Ethernet port for WIF.exe StartAll ProgramsWism+Wism+ Config Tool ”. WISM+ DVK MANUAL Version 1.00 Page 17 . ”. ...

Page 23

... You will see… • All access points and Ad-Hoc connections • Their SSID’s • Their channel • Associated Signal level (RSSI) • What type of security © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 18 ...

Page 24

... By default, antenna #1 is configured to be used for transmit and receive. © Laird Technology 2010 Version 1.00 Access Point Table By pulling down the Antenna selection box, you can select U.FL port #1, U.FL port #2 or the diversity option in which two antennae MUST be used. WISM+ DVK MANUAL Page 19 ...

Page 25

... SSID of “Range Test” with a “Static” IP address of 192.168.1.22 & subnet mask 255.255.255.0. Now click “OK” and then close WIF. Now, reset the WISM+ in order for the changes effect. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 20 ...

Page 26

... Since the WISM+ has been configured and reset into Ad-Hoc mode, now we have the PC side and configure its Ad-Hoc wireless connection. Click…StartControl PanelNetwork Connections… Next, Select “Internet Protocol (TCP/IP)” Now click “Properties” © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 WISM+ Dev Kit Ad-Hoc mode IP: 192.168.1.22 Right Click on the ...

Page 27

... Click “Connect Anyway” and you are now connected to the WISM+ Ad-Hoc connection as shown below… © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Note: The Dev Kit must be powered up this point (with WISM+ in Ad-Hoc mode) and must be in range of the ...

Page 28

... At the DOS command prompt, type “ping” followed by the IP address of the WISM+, and a network ping will be performed between the PC and the WISM+ over the 802.11b connection as shown below… © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Click “OK” ...

Page 29

... Laird Technology 2010 ” we can now turn the situation around and connect the WISM+ Dev WISM+ Dev Kit Ad-Hoc mode IP: 192.168.1.22 Using AT Commands with PC Serial Port WISM+ DVK MANUAL Version 1.00 Page 24 Firewall & Virus Disabled ! Remote PC Ad-Hoc mode IP: 192.168.1.10 ” ...

Page 30

... You can also reset the peak rate meter and the packet count by pressing the “Reset” button © Laird Technology 2010 WIF.exe WISM+ “dboard.exe” Dev Kit Ad-Hoc mode IP: 192.168.1.22 ”. WISM+ DVK MANUAL Version 1.00 Page 25 Remote PC Wi-Fi Ad-Hoc mode IP: 192.168.1.10 Firewall & Virus Disabled ...

Page 31

... WinPcap package. SPI works as well, but in all cases, the throughput is held back due to how fast the packets can actually be given to the WISM+. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Software- WIF ”) Select “ ...

Page 32

... WISM+ Host PC and dboard.exe operation on the Remote PC. © Laird Technology 2010 WIF.exe WISM+ Dev Kit Infrastructure Mode SSID “TEST” DHCP- No Secutiry Remote PC Firewall & Virus Disabled WISM+ DVK MANUAL Version 1.00 Page 27 802.11b/g Wireless connection Access Point SSID “TEST” No security Ethernet ” ...

Page 33

... Launch WIF.exe (over USB) to configure the WISM+ in “Infrastructure mode” with “Bridge Mode” de-selected as shown below… Make sure “Bridged” is not selected Select “Infrastructure” © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 28 Once Bridged is un- selected and Infrastructure is selected, press the configure button, and set the first ...

Page 34

... Configure the access point to have an SSID (in this example “TEST”) and no security. © Laird Technology 2010 Ethernet WISM+ Dev Kit Bridge Mode Infrastructure Mode SSID “TEST” No security Remote PC Set up with SHARED FOLDER Firewall & Virus Disabled WISM+ DVK MANUAL Version 1.00 Page 29 802.11b/g link Access Point SSID “TEST” No security Ethernet ...

Page 35

... Now connect the WISM+ Dev Kit to the WISM+ HOST PC via an Ethernet cable. When WISM+ connects to the Access point (joins the wireless network) its “WLAN LED” will be lit. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 30 Once Bridged and ...

Page 36

... Now compute the throughput of the system by multiplying the size of the file (in bytes) times 8 (bits per byte) and then dividing by the transfer time in seconds. • This test uses 802.11g/b and TCP stack on the PCs, performing network level retries and guaranteeing the file delivery. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 31 ...

Page 37

... The WLM402 (on the Dev Kit board) has been tested and found to comply with the following CE standards… • ETSI EN 301 489-1 V1.8.1 (2008-04) • ETSI EN 301 489-17 V1.2.1 (2002-08) • ETSI EN 300 328-2 V1.7.1 (2006-05) The test reports are available upon request. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 32 ...

Page 38

... Bill of Materials and Gerber Files are available upon request. © Laird Technology 2010 PCB stack-up FR4 0.008” ( dielectric) 0.008” ( dielectric) FR4 This thickness is whatever is required for the final FR4 overall PCB thickness WISM+ DVK MANUAL Version 1.00 Page 33 ...

Page 39

... PCB Layout Drawing The following is an assembly drawing of the Dev Kit PCB indicating reference designators and parts placements. The corresponding schematics are shown in the following section. © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 34 ...

Page 40

... Schematics © Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 35 ...

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... Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 36 ...

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... Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 37 ...

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... Laird Technology 2010 WISM+ DVK MANUAL Version 1.00 Page 38 ...

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