User`s Manual
Contents
1. ROTOR CONTROL DXA USB de KAJRG UsasMand ROTOR CONTROL DXA USB K4JRG User s Manual V1 06 Rev Al JR Engineering Corp 3521 SW 140th Ave Miami FL 33175 Phone 786 270 1610 x210 Fax 786 270 1609 eMail kAjrg k4jrg org Table of Contents WOIGOITIB Tac coros AN a a rte OU ed E DAVE RE E ANG 1 CARS c er ER 2 SP GINGANONS ep naak a Bag gak aa aa Babag a aa jaat aaa a ga ag 3 lusor na ag a aa aga a 4 eile rioja MER 10 Flashing Microcontroller scenic soutien do tnnt tco oed tienden ee taedas 13 Warranty and Support anaa aana aaa Detto E vet aep Ia Lc oye cde deus 17 ROTOR CONTROL DXA USB Welcome This device was designed with the goal of providing a functional but inexpensive means of controlling the Y aesu DXA rotors O ur philosophy is to keep it simple where we can and above all make it economical There are no fancy circuitries here or even LED flashing In fact the idea is that you plug the device in throw it behind your desk and forget about it s there C ongratulations on your purchase of Rotor Control DXA USB de K4JRG The user interface is text based and uses a terminal program as display Y ou can use this interface to operate the device or most likely use it with a logging or spotting program Rotor Control DXA USB uses a subset of the G S 232 controller protocol which makes it compatible with most software with Y aesu rotor support If you need assistance with operation or2. factory set speed is 19 200 To change the baud rate 1 2 4 Open Hyperterminal at the current baud rate You may have to experiment with Hyperterminal between the two speeds if you have changed the default setting at some point Type B96 for 9 600 or B19 for 19 200 and then press enter Note that you will not see what you type on the screen Disconnect Hyperterminal change it s baud rate to match your new setting and reconnect Y ou should see the menu if you enter the UI command The new setting will be saved to memory so it stays at the new baud rate even if power is removed from the device ROTOR CONTROL DXA USB Chapter Calibration Rotor Control DXA USB comes preset with generic calibration values that might work for your antenna system setup However we strongly encourage you run through this calibration procedure to ensure maximum accuracy and function 1 Launch your favorite terminal emulation program and set it to Baud rate 19 200 Bits 8 Parity None Stop bits 1 and select the appropriate CO M port as described in the Setup sections Chapter 1 2 Typethe command UI and press Enter Y ou will be presented with the User Interface and calibration menu Bl Edt We Col Trmefer Hip Dig 513 205 el Welcome to ROTOR CONTROL setup v1 85 de k jrog kiirg org Set N S E or WV rotor heading S Set LEFT ccw stop 18 Set RIGHT cw stop 857 Set rotor MAX speed 4 Start Delay 1
3. Engineering dba USB Composite Device Click Finish to close the wizard lt Back Cancel Figure 4 Composite D evice found and installed i Found New Hardware x K4JRG Rotor Control DXA USB This bubble pops up in the task bar 8 You wil then get prompted for the actual device installation K 4JRG Rotor Control DXA USB Select Install from a list or specific location and click Next Found New Hardware Wizard E Welcome to the Found New Hardware Wizard This wizard helps you install software for K4JRG Rotor Control DXA USB Q If your hardware came with an installation CD QE or floppy disk insert it now What do you want the wizard to do Click Next to continue lt Back Cancel Figure 5 Select Advanced and continue ROTOR CONTROL DXA USB 9 Again select the driver temporary location Found New Hardware Wizard Please choose your search and installation options Figure 6 Locate temporary driver folder and click Next 10 Click Continue Anyway on the Hardware Installation prompt Hardware Installation Figure 7 Continue through this waming ROTOR CONTROL DXA USB 11 Click Finish to complete the install Found New Hardware Wizard Completing the Found New Hardware Wizard The wizard has finished installing the software for EJ KARG Rotor Control DXA USB Click Finish to close the wizard
4. Terminal Connection Description 2 xl a5 New Connection Enter a name and choose an icon for the connection Name Terminal Figure 12 HyperTerminal Setup Name during first time setup 13 ROTOR CONTROL DXA USB Flashing Microcontroller continued 3 Next choose the serial COM port where Rotor Control DXA is connected Connect To Figure 13 Choose the serial CO M port 4 When prompted for COM port parameters enter 19 200 8 1 N COM1 Properties Figure 14 Set COM port parameter 14 ROTOR CONTROL DXA USB Flashing Microcontroller continued 5 EntertheASCII Setup Disconnect from serial port with Call Disconnect File Properties Settings ASCII setup Set Line delay 20 ms Set Character delay 2 ms ClickOK and close the windows m ASCII Sending 4 Sendline ends with line feeds Echo typed characters locally Line delay jo milliseconds Character delay Ro milliseconds gt ASCII Receiving Append line feeds to incoming line ends Force incoming data to 7 bit ASCII Wrap lines that exceed terminal width Cancel Figure 15 ASCII setup window It s critical that these Parameters are set exactly like shown 6 Press Enter and then type command UI and press the Enter key again 7 Fromthe main menu shown choose 7 Flash Microcontroller 8 Select Transfer Send Text File and open
5. USB Chapter Setup Driver Installation 1 Found New Hardware Wizard ig Download the appropriate driver from our website http www k4jrg org Site ham nsf RotorControlD rivers O0 penPage If installing the Windows driver run and extract the downloaded file to temporary directory for example cA temp k4jrg you will point to this location when prompted after plugging in the device Insert the Rotor Control D XA USB connector in a USB port Select Install from a list or specific location Advanced Welcome to the Found New ey Hardware Wizard This wizard helps you install software for K4JRG Rotor Control DXA USB C If your hardware came with an installation CD or floppy disk insert it now What do you want the wizard to do Click Next to continue lt Back Cancel Figure 1 Virtual CO M Port driver installation ROTOR CONTROL DXA USB 5 Select the location where you saved the K AJRG drivers Found New Hardware Wizard Please choose your search and installation options C ATempNK AJRG v Figure 2 Locate D river temporary folder 6 On the Hardware Installations prompt select Continue Anyway Hardware Installation Figure 3 Continue through this waming ROTOR CONTROL DXA USB 7 Click Finish on the following prompt Completing the Found New Hardware Wizard The wizard has finished installing the software for JR
6. have a comment or suggestion please don t hesitate to contact us Contact information is located in the Warranty and Support section of this manual ROTOR CONTROL DXA USB Features 360 fully automatic software driven rotor azimuth control 180 Elevation control with azimuth elevation model Easy menu driven calibration all done in firmware Full plug and play without opening your rotor control box Manual rotor controls will operate concurrently User selected Start D elay to reduce mechanical stress Auto ramp up down speeds for smooth start stop movements User selected maximum rotational speed Compatible with most rotor control software that support Y aesu rotors Menu driven operation using standard terminal program Self contained microcontroller based Firmware is field upgradeable via simple flash process 1 movement accuracy if your rotator supports it most do USB connection to your PC No power supply needed Custom USB driver makes it compatible with legacy serial port software ROTOR CONTROL DXA USB Specifications Power requirements Provided by USB port Microcontroller Atmel ATmegal68 8 MHz 16k bytes Flash memory 512 bytes EEPROM 1k byte SRAM In system programming with boot loader Field programmable via USB port Hardware ADC Software DAC Communications 9 600 and 19 200 baud rates 8 data bits None parity 1 stop bit Yaesu G S 232 protocol subset Universal Serial Bus USB ROTOR CONTROL DXA
7. lt Back i Cancel Figure 8 Drive installation completed Click Finish To verify the driver has been installed and to what CO M port 1 Openthe device manager by selecting Start Run and typing devmgmt msc Ls 25 Type the name of a program Folder document or 2 Internet resource and Windows will open it For you Open devmamt msc Cancel Browse Figure 9 Run D evice Manager ROTOR CONTROL DXA USB 2 TheDevice Manager opens up Expand the Port section by clicking on the sign Your COM port number might differ from the one shown below igi xl File Action View Help te m f8 2a s 8a BITS 0 m Computer H Disk drives E g Display adapters RI DVD CD ROM drives H Floppy disk controllers EA Floppy disk drives H E IDE ATAJATAPI controllers g IEEE 1394 Bus host controllers Keyboards H Mice and other pointing devices a Monitors Network adapters Ei Ports COM amp LPT E Communications Port COM1 E Communications Port COM2 CP Printer Port LPT1 3 Rotor Control DXA LISB CO Sound video and game controllers System devices Figure 10 Device Manager showing COM amp LPT Ports If you haven t done so already connect the 6 pin mini DIN connector to your Yaesu DXA rotor controller The flat end of the male connector faces up Changing Baud Rate Rotor Contro DXA USB supports 9 600 and 19 200 baud rates The default
8. the new HEX file SE 00s Lock p O Pototan 2 DE Figure 16 Transfer Send Text File dialog 15 ROTOR CONTROL DXA USB Flashing Microcontroller continued 9 Microcontroller flashing will commence DO NOT INTERRUPT FLASH PROCESS 10 The microcontroller will echo a symbol while it s receiving the new code 11 The process will be complete when the microcontroller sends an X character 12 After completion power cycle Rotor Control DXA by interrupting power for gt 2 seconds 16 ROTOR CONTROL DXA USB Chapter Warranty and Support If you re not completely satisfied with this product neither are we We will do our best to make things right for you or we ll refund your money For a full purchase price refund minus shipping and handling contact us at the address below Rotor Control DXA is warranted on parts and labor fora period of up to one 1 year after purchase T his warranty is transferable All parts are covered against defect for one full year except if misused We have taken stepsto ensure this documentation product interface and use is as simple and dear as possible Please read this manual thoroughly before requesting support However if you have any questions issue or simply want to make a suggestion or comment please don t hesitate to contact us as per below To claim warranty or request support contact us at JR Engineering Corp 3521 SW 140th Ave Miami FL 33175 Phone 786
9. 270 1610 ext 210 Fax 786 270 1609 eMail k4jrg k4jrg org http www k4jrg org 17 ROTOR CONTROL DXA Index Calibration 10 Maximum Speed 11 Features 2 Save settings 12 Flashing Microcontroller 13 Start delay 11 symbol 16 Termina 10 Ascii Setup 15 Connections 9 HyperTerminal Setup 13 DIN 9 Power cycle 16 Specifications 3 Process complete 16 Baud rate 3 Send File 15 Communications 3 HEX 15 Microcontroller 3 WARNING 13 Power Requirements 3 GS 232 1 User Interface 1 Protocol 1 Warranty and Support 17 Setup 4 Contact info 17 Baud Rate 9 Waranty transfer 17 Calibration Warranty period 17 Antenna system heading 11 Whats covered 17 18
10. Move rotor to XVZ degrees 302 Flash Microcontroller 9 Save and Exit Please select Kornected 00 15 AN beca e Emai Kas pum Eue Pete Figure 11 User Interface Main Menu Activated with the UI command 10 ROTOR CONTROL DXA USB Calibration continued 3 6 Set your rotor heading by selecting 1 from the menu and pressing Enter You will be prompted to chose your antenna system heading between NzNorth S South E East W West Rotor heading refers to where your rotor points to when is resting half way the 360 degree range For example if your rotor starts at the left stop of 180 degrees South travels over 0 degrees North and finishes on 180 degrees South again your system is set with a North heading Select number 2 from the menu and manually move your rotator to its far LEFT stop Once the rotor has reached its LEFT stop press Enter to set left For example if you selected a North heading your LEFT stop will be 180 degree South Repeat the above procedure for the RIG HT stop by selecting 3 from the menu Note As of this writing only 360 degree movements are supported so your right stop should be 360 degrees from the left stop in the previous step Set the maximum rotor speed by selecting 4 from the menu The rotor speed has an arbitrary range of 1 through 4 Increasing the number will increase the rotor movement top speed Select number 5 from the menu to set the start delay in seconds The
11. start delay refers to the time Rotor Control DXA will wait before starting to move the rotator This feature is helpful in reducing stress to the rotator when reversing direction movement Menu option 6 allows you to manually enter the antenna azimuth in degrees so you can confirm its accuracy Note Before you can accurately move the antenna using option 6 you must first save your settings by selecting option 9 and then returning to the UI menu 11 ROTOR CONTROL DXA USB Calibration continued 9 Option 7 is discussed in the Flashing Microcontroller section of this manual This option should only be selected when directed by the manufacturer Your new device was shipped with the latest firmware available at the time 10 After completing the calibration procedure select option 9 to save your settings and retum to normal operation 12 ROTOR CONTROL DXA USB Chapter Flashing Microcontroller WARNING Complete this procedure when instructed to do so by the manufacturer Failure to strictly follow this procedure while flashing the microcontroller can render the device unusable This procedure uses the Windows HyperTerminal application included with these platforms Make equivalent changes for other terminal applications Windows HyperT erminal Setup 1 Launch the HyperTerminal application usually found in the A ccessories folder 2 You will be prompted with a dialog box to enter the terminal setup name Type
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