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NUE- USB Card Manual, ver 1.34 

10 

Copyright 2009, Midnight Design Solutions, LLC 

3) 

Select the PC Bootload function in the modem menu underneath the Select pushbutton.  (Hold the 

Select pushbutton down for more than 1/2 second and turn the dial counterclockwise until Flash Bootload 
is displayed.)  

 

4) 

Press the Select pushbutton and see "Abort" displayed beneath PC Bootload.  Turn the dial one notch 

to see "Start Bootload" displayed.  

 

5) PRESS_AND_HOLD

 the Select pushbutton, and while still pressing the pushbutton, hit the <Enter> 

key on the PC keyboard to run the PROG program.  You will see the standard series of about 100 dots 
appear on the PC screen to signify the program download process.  When the dots stop appearing, the 
modem will reset and the new software will be running.

 

NOTE 1:

  You will need to ensure that you have made the hardware modification to the CN1 connector 

on the USB Card (see the PCB Change section below).  

 

NOTE 2: 

 You will need to have the FTDI USB driver installed before attempting to use this PC Bootload 

feature.  To install the driver,  

download the driver installation zip file

,

 

 expand it onto a temporary file on 

your PC, and then plug in the cable from your modem.  With the modem power turned on, the PC will 
recognize that a new USB device is plugged in and Device Found Wizard will pop to lead you through the 
process of installing the new driver.  At the appropriate point indicate that you wish to specify that that PC 
searches for the driver at the location you have the temporary folder.  When the PC indicates that the 
device is successfully installed, you can use the PC Bootload feature.  NOTE:  If you need help with this 
process, you can download and study the FDTI application note called "

AN232R-03 Driver Pre-

Installation Document.

CAUTION:

  If you mistakenly use this PC Bootloading feature to "update" your modem with software 

version prior to v1.33c, you will be lose the functionality of the Bootloading function!  (This is because 
software prior to v1.33c does not have this feature.)  So if this happens you would need to revert to the 
original (old) way of upgrading modem software through use of the external serial adapter.  Be careful of 
what you load! :-)

 

 

 

VII.  TECHNICAL SUPPORT

 

In case of questions or problems, feel free to send an email with your comments to us at 

support@nue-

psk.com

.  

Be sure to also check the NUE-PSK website at 

www.nue-psk.com

 for the latest information, software 

availability and tips & techniques to make your digital mode operating experience enjoyable. This printed 
manual will be updated frequently with corrections and new capabilities presented in the current software, 
so be sure to always check out the website. 

Another great source of information and camaraderie with fellow owners of the digital modem is the 

NUE-

PSK email reflector

 on Yahoo Groups.  If not already signed up for this great communication forum, go 

to 

www.yahoogroups.com

 and search for the group called NUE-PSK. You can view all the messages 

posted there, and if you join (for free!), you will be able to post questions and comments yourself, as well 
as access the files in the group. 

 

Summary of Contents for NUE-USB Card

Page 1: ...rd the receive and transmit QSO text to a removable USB flash memory device thumb drive for archival and remote printing The USB Card also provides a serial connection to a PC a means to upgrade modem...

Page 2: ...nical Description 4 III Assembling the USB Card from a kit 5 IV Programming the USB Card 6 V Installing the USB Card 7 VI Using the USB Card 8 REC Mode 8 Flash Bootload 9 PC Bootload 10 VII Technical...

Page 3: ...time clock calendar function for timestamping QSOs The updated modem software contains the new keyboard commands for controlling the USB card functions plus a wonderfully revamped and consistent set...

Page 4: ...same raw Rx and Tx QSO data as seen on the LCD Software support not yet available popular printer protocols will come in later software releases after initial deployment of the USB card 5 Built in Re...

Page 5: ...s and components are not provided in the initial NUE USB cards being sold We did not have time to complete this lesser important product capability so we put the framework in place with hopes that som...

Page 6: ...is is the signal to the U1 bootloader that a new file is coming to it When you run the VPROG program e g just double click the filename from your Windows Explorer window a small window will appear wit...

Page 7: ...in 1 is closest to the outside edge of the USB pcb and this signal goes to pad a on the modem board via the black wire shown below P3 pin 2 goes to pad c on the modem board via the white wire shown be...

Page 8: ...flash device Type Ctrl U again to stop the REC mode and you will see the USB port LED stop blinking and remain on continuously Remove the USB device and plug it into your computer You will notice a ne...

Page 9: ...Turn the dial one notch to see Start Bootload displayed 4 Ensuring that your thumb drive is inserted TAP the Select pushbutton and in about 15 seconds your modem will reboot and start up the software...

Page 10: ...for the driver at the location you have the temporary folder When the PC indicates that the device is successfully installed you can use the PC Bootload feature NOTE If you need help with this process...

Page 11: ...NUE USB Card Manual ver 1 34 11 Copyright 2009 Midnight Design Solutions LLC APPENDIX A Schematic...

Page 12: ...RC R9 1 Resistor SMD 1206 10K ohms Digi Key 311 10KACT ND R7 1 Resistor SMD 1206 180 ohms Digi Key 311 280ACT ND R25 R26 2 Resistor SMD 1206 330 ohms Digi Key 311 330ACT ND P2 1 USB connector Type A...

Page 13: ...NUE USB Card Manual ver 1 34 13 Copyright 2009 Midnight Design Solutions LLC APPENDIX C Chassis Hole Templates...

Page 14: ...occasionally experiencing some unusual behavior with the USB card you could benefit from making these changes They are easy to do and will ensure that you have the best hardware for successful use Usi...

Page 15: ...NUE USB Card Manual ver 1 33c 15 Copyright 2008 Midnight Design Solutions LLC...

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