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我使用MSP430通过IO口模拟时序向官方开发板LMK04906评估板写入寄存器，当寄存器配置完成后，输出波形在频谱仪上面一闪而过。同时通过PC端软件配置的开发板，我发现当下载口拔掉之后，输出波形同时消失。这就产生一个疑问，是不是芯片有硬件的管脚使能端？？？？
试试把寄存器值读回 。
