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- i - rk-wi.232fhss-25/250 user?s manual rev 1.0.0 905 messenger lane, moore, ok 73170 405-794-7730 www.radiotronix.com ? 2004 radiotronix inc, all rights reserved
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 1 - 12/11/2006 document control created by gordon hudson 6/16/05 engineering review marketing review approved - engineering approved - marketing revision history revision author date description 0.9.0 gwh 6/16/05 document created 1.0.0 gwh 1/28/06 updated
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 2 - 12/11/2006 table of contents 1 description .................................................................................................................... ...........3 2 ra pid d evelopment kit setup .................................................................................................3 2.1 windows usb driver installation. .................................................................................. 4 3 introduction to the rk-wi.232f hss evaluation software.......................................................5 3.1 com port setup and select ion. ..................................................................................... 5 3.2 wireless ch at page. ...................................................................................................... 5 3.3 non-volatile regi ster page............................................................................................ 6 3.4 volatile regi ster page.................................................................................................... 6 3.5 diagnostic window......................................................................................................... 7 4. using the evaluat ion software.................................................................................................7 4.1 setting register values.................................................................................................. 7 4.2 power m ode. .................................................................................................................. 7 4.3 receive diagnostic. ....................................................................................................... 7 4.4 transmit dia gnostic. ...................................................................................................... 7 4.5 fhss transmit diagnostic............................................................................................. 8 5 additional operat ional notes ................................................................................................... 8 5.1 microsoft windows / hilg raeve hyperte rminal. ............................................................. 8 6 pcb layout diagrams ............................................................................................................ .9 6.1 rk-wi.232fhss evaluation (rapid development) b oard layout................................. 9 6.2 wi.232fhss-250 evm (evaluat ion module) layout................................................... 10 6.3 wi.232fhss-25 evm (eval uation module ) layout ..............................................................11 7 schematic diagrams............................................................................................................. .13 7.1 wi.232fhss-250 evm (evaluation m odule) schematic diagram .............................. 13 7.2 wi.232fhss-25 evm (evaluation mo dule) schemati c diagram ................................ 14 7.3 rk-wi.232fhss evaluation (rapid deve lopment) schematic diagram..................... 15 8 notes.......................................................................................................................... .........16
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 3 - 12/11/2006 1 description the rk-wi.232fhss-250 is a rapid-developmen t/evaluation kit for the wi.232fhss-250 data transceiver. included in the kit is: ? 1-rapid development case. ? 1-rapid development utility and documentation cd. ? 2-wi.232fhss-250 rapid development boards. ? 2-wi.232fhss-250 -or- 2-wi.232fhss-25 tr ansceiver modules mounted on evm?s*. ? 2-900 mhz antennas. ? 2-rs-232 cables. ? 2-usb cables. ? 6-aaa batteries. ? startup guide. * an evm is a wi.232fhss module pre-mounted on a small pcb with onboard antenna connector and power supply regulator. 2 ra pid d evelopment kit setup ? insert the aaa batteries into the eval uation pcb, observing the correct polarity. ? insert an evm into one of the evaluation boards, observing the correct orientation (see later in this document). the correct orientation of the evm is with the antenna connector closest to the edge of the evaluation board. make sure the module is seated fully and correctly. ? insert the other evm into the other evaluati on board, also observing the correct polarity. ? connect antennas to evm?s. ? connect evaluation boards to computers. if using usb communications, populate usb jumpers and remove rs-232 jumpers. if using rs-232 communications, populate rs-232 jumpers and remove usb jumpers. ? install the rk-wi.232fhss windows software. if already installed, skip this step. ? select the type of module provided in this kit (wi.232fhss-25 lp or wi.232fhss-250) ? select com port and 2400 baud operation. navigate to the ?wireless chat? tab. ? power-on both evaluation boards, verifying that t he version/copyright information is echoed to the screen from both modules. ? chat back and forth between evaluation boards, ve rifying that serial and rf communications are successful. ? important note for hyperterminal users : see section 4.1
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 4 - 12/11/2006 2.1 windows usb driver installation. if you plan on using the usb connector on the eval uation board to communicate with the wi.232fhss module, please follow the following steps to successfully install the driver. do not connect the evaluation board to your pc without fi rst installing the driver. to install the driver, run the silicon laboratories cp210x uart to u sb bridge driver as illustrated below. when the driver installation is complete, you ma y connect the rk-wi.232fhss evaluation board to your pc. windows will recognize the hardware and aut omatically install the driver for it. if windows cannot find the driver for th e cp210x device, you may have to lo cate it manually. the driver is unpacked to the subdirectory ? \silabs\mcu\cp210x ? in the root of your default drive when you first run the installation.
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 5 - 12/11/2006 3 introduction to the rk-wi.232fhss evaluation software the software supplied with the rk-wi.232fhss radkit is used to read and set the volatile and non- volatile registers with the wi.232fhss module. refer to the wi.232fhss users manual for more information on the register settings. 3.1 com port set up and selection. upon starting the rk-wi.232fhss ev aluation software, you will be presented with a com port selection dialog box. if you are using the usb interface, make sure that the evaluation board is already connected to the computer via the usb cable before you start the software. this will ensure that the virtual com port which is assigned to the usb to uart bridge controller by windows is visible in the com port selection list. the first time you start the rk-wi. 232fhss evaluation software, the baud rate should be left at 2400 baud, since this is the factory default baud rate setting for the module. tip: there is no way for the rk-wi.232fhss evaluation software to detect which baud rate the module is set to. if you have changed the non-volatile data rate register, you will have to select the baud rate you set this register to when you start the rk-wi.232fhss evaluation software. 3.2 wireless chat page. the wireless chat page in the rk-wi.232fhss evaluation software demonstrates the capability of the wi.232fhss to be used as a wireless communications link. the rapid development kit works as a wireless chat link with no register changes required, out of the box. to use wireless chat: type a message in the lower text field and press enter. the text you typed will be displayed on the remote system, prefixed with a node identifier if you specified one.
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 6 - 12/11/2006 3.3 non-volatile register page. the non-volatile register page in the evaluation software allows you to change the default settings which will be loaded when the module is powered on. tip: if you change the non- volatile data rate setting, you will have to select the baud rate you set this register to when you start the rk- wi.232fhss evaluation software. 3.4 volatile register page in this page, you can change the volatile settings of the module. values programmed into these registers are lost when power is removed from the module.
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 7 - 12/11/2006 3.5 diagnostic window the diagnostic window provides a means to switch the transmitte r and receiver on and off, enable and disable carrier modulation, start, stop and set hop sequence, set transmitter power, set transceiver channels and perform bit error testing. 4 using the evaluation software. 4.1 setting register values. on both the volatile and non-volatile pages, the register s are labeled by function. to set a register value, select the value from the options available for that r egister and click the ?write? button. to perform a read of that register, simply click the ?read? button. descr iptions of the register functions can be found in the wi.232fhss users manual. 4.2 power mode. this selects the mode of both the transmitter and re ceiver. the mode is not set until ?set tx 1-channel diag?, ?tx fhss diag? or ?set rx diag? is pressed. 4.3 receive diagnostic. receive diagnostic consists of four radio buttons which select the transmit channel. low, mid and high are quick reference buttons which can be used to sele ct the lowest, the middle, or the highest channel. any specific channel can be selected by using the controls above the ?set rx diag? button. the ?set rx diag? button switches on the receiver using the channel set by the channel selector. if a ??1010101010101?? bit pattern is being received at the frequency and baud rate set up in the relevant registers, a ber test will be performed and the numbe r and percent of bit e rrors is displayed in the panel otherwise populated with the text ?unknown?. 4.4 transmit diagnostic. transmit diagnostic consists of four radio buttons which select the transmit channel. low, mid and high are quick reference buttons which can be used to sele ct the lowest, the middle, or the highest channel. any specific channel can be selected by using the controls below the ?set 1-channel tx diag? button. the ?set 1-channel tx diag? butt on switches on the transmitter using the channel and mode set up using the channel selector and transceiver mode controls. a ??1010101010101?? bit pattern is transmitted for bit error testing with another system. this is not a true pseudo-random sequence ber test.
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 8 - 12/11/2006 4.5 fhss transmit diagnostic. fhss transmit diagnostic switches on the transmitt er in frequency hopping mode, using the hop set and power mode selected. a ??1010101010101?? bit pattern is transmitted. this mode cannot be used as an excitation source for the receive diagnostic and is provided for testing purposes only. 5 additional operational notes 5.1 microsoft windows / hilgraeve hyperterminal. the rk-wi.232fhss evaluation kit can be used with hyperterminal to receive and transmit rs-232 data and send files using file transfer protocols such as zmodem. hyperterminal and many other terminal programs assert rts by default. on the evaluation board, the rts line is tied to the cmd pin on the module. when the cmd pin is held low, which is the case when the rts line is asserted, the module will be placed in command mode. in command mode, all uart data sent to the module will be interpreted as commands and will not be sent to the rf engine for transmission. additionally, if an evaluation board is switched on in the presence of an asserted rts line, it will perform a full hardware and flash reset to the factory defaults. to use the evaluation board with hyperterminal or ot her terminal program, you must first remove the jumpers from pins 7+8 of jp2, if you are using an rs -232 connection to your pc, or jp3, if you are using a usb connection to your pc. remo ving this jumper will disconnect the rts line from the cmd pin on the module, allowing normal operation.
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 9 - 12/11/2006 6 pcb layout diagrams 6.1 rk-wi.232fhss evaluation (rap id development) board layout
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 10 - 12/11/2006 6.2 wi.232fhss-250 evm (eva luation module) layout jp1 pin 1 jp2 pin 1
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 11 - 12/11/2006 6.3 wi.232fhss-25 evm (evaluation module) layout jp1 pin 1 jp2 pin 1
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 12 - 12/11/2006 note: pin 1 of the evm?s jp2 aligns with pin 1 of jp6 on the evaluation board. the following table lists the pin numbers and their assignments pin name pin description jp2 pin 1 4v to 12v vdd jp2 pin 2 rxd0 jp2 pin 3 txd0 jp2 pin 4 cts0 jp2 pin 5 cmd (active low) jp2 pin 6 rxd1 ? reserved for future ? no connect jp2 pin 7 txd1 ? reserved for future ? no connect jp2 pin 8 rts1 ? reserved for future ? no connect jp2 pin 9 dtr1 ? reserved for future ? no connect jp2 pin 10 dtr1* - reserved for future ? no connect jp2 pin 11 gnd jp2 pin 12 gnd jp1 pin 1 gnd jp1 pin 2 gnd jp1 pin 3 ad1/be jp1 pin 4 ad0/cmd_rsp jp1 pin 5 rssi jp1 pin 6 pd5/ex jp1 pin 7 pd4 ? reserved for future ? no connect jp1 pin 8 pd3 ? reserved for future ? no connect jp1 pin 9 pd2 ? reserved for future ? no connect jp1 pin 10 pd1 ? reserved for future ? no connect jp1 pin 11 gnd jp1 pin 12 gnd table 1, evm module pinout
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 13 - 12/11/2006 7 schematic diagrams 7.1 wi.232fhss-250 evm (evaluati on module) schematic diagram
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 14 - 12/11/2006 7.2 wi.232fhss-25 evm (evaluati on module) schematic diagram
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 15 - 12/11/2006 7.3 rk-wi.232fhss evaluation (rapid development) schematic diagram.
rk-wi.232fhss-25/250 rapi d development kit user?s manual (preliminary) ? 2002-2005 radiotronix inc, all rights reserved - 16 - 12/11/2006 8 notes

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