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SM320F2812-HT: SM320F2812-HT

Part Number: SM320F2812-HT
Other Parts Discussed in Thread: SM320F2812

你好,请教一个问题,我买了一块SM320F2812的芯片,本来是可以正常使用的,我把程序下载进去了,然后我把它放在200度的温箱中实验,工作一段时间后它自动停止了,后来我把它拿出来后使用RAM的cmd文件发现在线仿真依旧还是可以使用,但是使用flash的cmd文件却连接不上了,请问有可能是什么原因,芯片坏了吗?

C28xx: Flash Programmer: Device is locked or not connected. Operation cancelled.
C28xx: File Loader: Memory write failed: Unknown error
C28xx: GEL: File: D:\DSP2812DEMO\v120\DSP281x_examples_ccsv4\sci_echoback\Debug\Example_281xSci_echoback.out: Load failed.