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TM4C129偶发性死机,发生该问题时硬件复位rst也无法将程序重新跑起来,多出现在上电时,只有重新上电才能恢复



TM4C129上电偶发性出现程序无法启动,发生该问题时硬件复位rst也无法将程序重新跑起来,只有再次断电上电,发生该现象时晶振有波形,但是强制将晶振输出引脚接地后,晶振波形也消失。死机现象比较难复现,目前使用测试功能装不断断电上电一晚上(10k+次)又没有出现。