esp_rom_output_switch_buffer() function

Switch the UART port that will use a buffer for TX and RX.

Syntax

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Summary

Declaration

from esp_rom_uart.h:118

void esp_rom_output_switch_buffer(uint8_t serial_num);

Arguments

Argument

Description

serial_num

UART port number

Notes

USB-CDC port is also treated as "UART" port in the ROM code. Use ESP_ROM_USB_SERIAL_DEVICE_NUM or ESP_ROM_USB_OTG_NUM to identify USB_SERIAL_JTAG and USB_OTG, respectively.

References

Code

Location

void esp_rom_output_switch_buffer(uint8_t serial_num);

esp_rom_uart.h:118

esp_rom_output_switch_buffer() function

Syntax

Arguments

Notes

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