|How to restore operation from a ‘bricked’ DE9945|
If using LPCXpresso, then follow these instructions to upgrade the
LPCLink2 for CMSIS-DAP. Problems have been found due to
incompatibility between the LPCLink2 and later versions of
LPCXpresso; version 7.9.2 on. These later versions of LPCXpresso
require the LPC-Link 2 to be configured for using the CMSIS-DAP”
mode. This can be done by reprogramming the LPC-Link2 using the
LPC-Link2 configuration tool,
Here is a video showing the method:
With the LPC-Link2 connected to the DE9945 and the boards powered
Open LPCXpresso with the DE9945 project selected.
Click the program flash button.
Set the dialog to program the DE9945 with the DE9945_Script_1_1.axf
and the option erase only required pages” selected. This will
restore the GUI.
Power down the DE9945.
Connect the DE9945 USB connector to the PC and disconnect the
Power up the DE9945 and press the star (*) key. The DE9945 should
display GUI Mode Version 1.1”.
Follow the instruction in the DE9945 User Manual to;
Start the DE9945 GUI app, ES994510.exe, on the PC.
Program the BIN file, EF9945-184.108.40.206.bin.
Program the FI file, 7241-7341-220.127.116.11.h.
Power cycle the DE9945.
The display will read, DE9945 Demo….” briefly. Followed by, CML DMR
Demo. Version 18.104.22.168”.
The DE9945 should now function as normal.
If the” CML DMR Demo..” message is displayed briefly and followed
by, Error 04.00 01/01. EEPROM error”, this means the
write-protected EEPROM has also been erased.
The EEPROM contains configuration i