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MSP430FR6972丢FRAM数据？急急急？？

gang wang
Prodigy 100 points
Other Parts Discussed in Thread: MSP430FR6972

MSP430FR6972重复上电偶尔会出现丢数据，且每次丢的都不一样，

源代码的中断向量部分：

@FFE0

FF FF FF FF 26 4A FF FF 80 47 FF FF FF FF 0E 48

FF FF FF FF FF FF 08 48 FF FF 62 47 FF FF 3A 47

q

丢失数据后读取的向量部分的数据全为FF；

@F010

FF FF FF FF FF FF FF FF FF FF 2B FF FF FF FF FF

q

请TI工程师帮忙看下！谢谢