Thanks for the fix! However, I tried to compile the Hello example with errors in Arduino IDE. Please take a look at the logs below: Arduino:1.8.4 (Mac OS X), 开发板:"M5Stack-Core-ESP32, 80MHz, 921600, None" ... collect2: error: ld returned 1 exit status exit status 1 为开发板 M5Stack-Core-ESP32 编译时出错。