esp_rom_output_flush_tx() function
Wait until UART TX FIFO is empty (i.e. flush TX FIFO)
Arguments
serial_num
UART port number
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esp_rom_output_flush_tx(CONFIG_ESP_CONSOLE_ROM_SERIAL_PORT_NUM);
esp_rom_output_flush_tx() is called by 1 function:
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esp_rom_output_flush_tx()