Update Amplifier Firmware

Diagnosys Amplifier Firmware Requires Periodic Updates. 

To update amplifier firmware, navigate to Windows Start Menu and search for LPC2000 Flash Utility

The LPC2000 Flash Utility window will open; adjust the settings to match those below. 

1 Place a check next to "Use DTR/RTS for Reset and Boot Loader Selection"

2 Place a check next to "Execute Code After Upload"

3 Change XTAL Freq. [kHz] to 12000

4 Browse for the latest firmware version file.

          Look in Computer > C Drive > Multifocal > Amplifier Flash > ARM_32BIT_V6_8.hex

          If you do not see the file present in the Amplifier Flash folder, download it from this article.

5 Change Use Baud Rate to 38400

6 Change Connected Port to COM4 (sometimes COM 5); use trial and error

7 Click Upload to Flash

 Complete

A blue bar will load across the bottom of the window; when this bar stretches out all the way, the download is complete.  

Troubleshoot

In case of "Cannot communicate with test board!" error message, close this LPC window.

Open Ganztest; from Computer > C Drive > Multifocal > GANZTEST.exe

Close Ganztest. Reopen LPC and try it again.  

 

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