TMS320F2800137: flash programming error and lock

Part Number: TMS320F2800137
Other Parts Discussed in Thread: UNIFLASH

Tool/software:

Hi expert,

My customer is facing line down on F280013x at manufacture side, issue as below:

device:00136PMR

Issue: First time flash programming in factory fails

Failure rate: 6/3400

ABA test: Change failed device on other board, issue still happens. ABA test indicates the issue follows the IC.

Tool chain change: Uniflash 8.7 and 3.4 also could not do flash programming.

Error snapshot:

Pleas comment on debug process and guidance, thanks!

Joyce