PN7462 flash issue

[firmwareteam]

Hello sir,

i am using PN7462 Dev kit and MCUXpresso IDE v11.4.1 , while debugging code i am getting error,

which is mention in picture, can you tell me why this error getting root cause and solution also,

Best regards,

Dharm Gahlot

[KellyLi]

Hello @firmwareteam 

Thanks for contacting us and interested in the NXP products.
Yes, I've checked your issue, and it is recommended that you try the following configurations.
1. MCUXpresso IDE v11.6.0 or the later.
2.SW368332\Examples\NfcrdlibEx1_DiscoveryLoop or the other example of SW368332.

To update this case, you may reply by email.
To provide confidential information or attachments, you may add that online.

Please login to our NXP technical support portal:
https://support.nxp.com/s/case/5002p00002s7JybAAE

The portal allows access to the full details of the case, including the previous communication.

Thank you for your interest in NXP Semiconductor products and for the opportunity to serve you.

Best regards,
Kelly
Technical Support
NXP Semiconductor

[firmwareteam]

I try using MCUXpresso IDE v11.6.1 but still i am getting same issue.

i got also this error GDB stub (C:\nxp\MCUXpressoIDE_11.6.1_8255\ide\plugins\com.nxp.mcuxpresso.tools.bin.win32_11.6.1.202210030617\... - GDB protocol problem: Pipe has been closed by GDB. can you tell me how to solve this error.

[KellyLi]

Hello @firmwareteam 

 I've recorded a video for you, please check your e-mail.

Best Regards,

kelly

[firmwareteam]

I try according your recorded video but still i am getting flash issue .and now i am using Mcuexpresso IDE V11.6.0 and PNEV7462B V 2.2 dev kit.

[KellyLi]

Hello @firmwareteam 

The project building successfully and debugging failed, is this situation? If so, what type debugger did you use?

Best Regards,

kelly

[firmwareteam]

the project is building successfully and got flash error while i dump code into flash , i am using LPC Link 2 for programming ,problems occurred while i am running code in debug mode .

i am getting this error.

Flash driver "ProgramPage" timeout (500 ms) PC: 00203160 Flash driver "ProgramPage" timeout (500 ms) PC: 00203160 15: Target error from Commit Flash write: Ec: Flash driver "ProgramPage" timeout (500 ms) PC: 00203160 Debugging context: NfcrdlibEx99_DiscLoop_HIDKeyboard LinkServer DebugPN7462AU

[KellyLi]

Hello @firmwareteam 

Your situation is very strange. So, would you like to try another board or debugger?

Best Regards,

kelly

[firmwareteam]

Hello @kelly

i used 4 boards and 2 debuggers but still i am getting same issue .

[KellyLi]

Hello @firmwareteam 

Your situation is really special and strange. Anyway,could you try the following actions, which one can be shown or nothing?

BR

 kelly

[firmwareteam]

Hello @kelly 

I try according your last post but still getting same issue.

BR

Dharm

[KellyLi]

Hello @firmwareteam 

Your case is very special. If the above information does not appear, it means the debugger did not find it. I have not been able to reproduce your case, so it is hard to judge what is the reason. Do you have MCU-LINK PRO? How about a different debugger and try again?

BR 

kelly

[firmwareteam]

i got problem while i burn my code into PN7462 Ic.i am getting debugger (LPC-LINK2 )my side also ,my problem is related to code not flash into devkit.

[KellyLi]

Hello @firmwareteam 

Ok, I got it. So, could you share with me your file and let me try it?

BR

Kelly

[KellyLi]

Hello @firmwareteam 

Ok, please press "shift" key and click “debug”. If the following message does not appear, go here

LPC-Link2 | NXP Semiconductors to update your driver and try again.

Best Regards,

kelly

[firmwareteam]

Hello Kelly 

i am still getting same error and got some time another error.

15: Target error from Commit Flash write
15: Target error from Commit Flash write
Debug port inaccessible after access at location 0x00100020
15: Target error from Read register
Wire ACK Fault in DAP access
Debugging context: NfcrdlibEx99_DiscLoop_HIDKeyboard LinkServer DebugPN7462AU (1)

or

08: Failed to set event catches
08: Failed to set event catches
Wire ACK Fault in DAP access
Debugging context: PN7462AU_ex_phExDualCcid LinkServer Release

if possible can we connect and resolve this issue ?