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SPC5744上电后一直复位

Question asked by mian fang on Jul 10, 2020
Latest reply on Aug 6, 2020 by 19627152@qq.com

使用SPC5744做的新板子,上电后测量单片机电压3.3V为3.268V,内核1.25V实测1.223V,上电后单片机第31脚-RESET脚持续输出 接近0V的低电平,造成板子无法连接编程器。此图片为JTAG口外接电路此图片为单片机的配置电路

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