--- WARNING: GDB cannot open serial ports accessed as COMx --- Using \\.\COM78 instead... --- idf_monitor on \\.\COM78 115200 --- --- Quit: Ctrl+] | Menu: Ctrl+T | Help: Ctrl+T followed by Ctrl+H --- 0x4200762f: uart_ll_get_txfifo_len at E:/Espressif/frameworks/esp-idf-v5.0.4/components/hal/esp32s3/include/hal/uart_ll.h:314 (discriminator 1) (inlined by) uart_tx_char at E:/Espressif/frameworks/esp-idf-v5.0.4/components/vfs/vfs_uart.c:164 (discriminator 1)  0x403753f8: call_start_cpu1 at E:/Espressif/frameworks/esp-idf-v5.0.4/components/esp_system/port/cpu_start.c:143