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msp430f4152

Other Parts Discussed in Thread: MSP430F413, MSP430F4152

板子上只焊了这个芯片加阻容复位电路,无论加不加晶振都连接不上JTAG(4线+test)和bsl。

同样的JTAG和bsl可以烧写msp430f413芯片

请问这是什么原因,可不可以怀疑采购的该芯片样品存在问题?