有没有关于如何找到这个的建议?: esp_yield at /home/wouter/.arduino15/packages/esp8266/hardware/esp8266/2.5.2/cores/esp8266/core_esp8266/wouter/.arduino15/packages/esp8266/h
请说明原因和如何修复它。谢谢。\packages\esp8266\hardware\esp8266\2.7.4\cores\esp8266\HardwareSerial.cpp line 51
0x4020804c: __unhandled_exception_cpp() at C:\Users\user\AppData\Local\Arduino15\packages\esp8266\hardware\esp8266\2.7.4\cores\esp8266</