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28027因为电压不稳,烧写程序 FLASH被锁

你好,我现在遇到的情况是这样,在烧写程序的时候可能电压不稳,导致芯片被锁,现状是仿真器可以连接上芯片

This test will use blocks of 512 32-bit words.
This test will be applied just once.

Do a test using 0xFFFFFFFF.
Scan tests: 1, skipped: 0, failed: 0
Do a test using 0x00000000.
Scan tests: 2, skipped: 0, failed: 0
Do a test using 0xFE03E0E2.
Scan tests: 3, skipped: 0, failed: 0
Do a test using 0x01FC1F1D.
Scan tests: 4, skipped: 0, failed: 0
Do a test using 0x5533CCAA.
Scan tests: 5, skipped: 0, failed: 0
Do a test using 0xAACC3355.
Scan tests: 6, skipped: 0, failed: 0
All of the values were scanned correctly.

The JTAG DR Integrity scan-test has succeeded.

但是下载调试的时候会出现

C28xx: Flash Programmer: Warning: The configured device (TMS320F28027), does not match the detected device (). Flash Programming operations could be affected. Please consider modifying your target configuration file.
C28xx: GEL Output:Device Calibration not complete, check if device is unlocked and recalibrate.C28xx: GEL Output:Device Calibration not complete, check if device is unlocked and recalibrate.C28xx: Flash Programmer: Device is locked or not connected. Operation cancelled.
C28xx: GEL: File: E:\fzujiangsir\Project\embadded work\F28027_demo\Debug\demo.out: Load failed.

我现在用的CCS5.5 

我找不到帖子里面一些解锁的方式。请问这样的片子还有救吗?

Young Hu:

看样子是锁了,换片子得了

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