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DSP一上电就发烫,能说明DSP损坏了吗?

今天DSP一上电就发烫,断电后,用万用表测量,发现1.8V和3.3V都与地短接,但是上电的时候,DSP竟然还能与仿真器连接,不但如此,还能下载程序到片内RAM,还能仿真调试,这能说明DSP已损坏吗?还是其他原因导致的。。。求大神指导

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