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MSP430AFE253: MCU运行中异常复位

Part Number: MSP430AFE253

您好!我是用该型号mcu做交流电压电流采样及两个GPIO输出驱动光耦传输电平信号,芯片外围电路如下,程序在AC小于110V,或者AC90V切到230V,MCU出现复位,程序初始化。请辅助分析一下,谢谢!