mirror of
https://github.com/espressif/esp-idf.git
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52 lines
1.7 KiB
Plaintext
52 lines
1.7 KiB
Plaintext
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menu "Echo RS485 Example Configuration"
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config ECHO_UART_PORT_NUM
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int "UART port number"
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range 0 2 if IDF_TARGET_ESP32
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range 0 1 if IDF_TARGET_ESP32S2
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default 2 if IDF_TARGET_ESP32
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default 1 if IDF_TARGET_ESP32S2
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help
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UART communication port number for the example.
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See UART documentation for available port numbers.
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config ECHO_UART_BAUD_RATE
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int "UART communication speed"
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range 1200 115200
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default 115200
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help
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UART communication speed for Modbus example.
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config ECHO_UART_RXD
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int "UART RXD pin number"
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range 0 34 if IDF_TARGET_ESP32
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default 22 if IDF_TARGET_ESP32
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range 0 46 if IDF_TARGET_ESP32S2
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default 19 if IDF_TARGET_ESP32S2
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help
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GPIO number for UART RX pin. See UART documentation for more information
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about available pin numbers for UART.
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config ECHO_UART_TXD
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int "UART TXD pin number"
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range 0 34 if IDF_TARGET_ESP32
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default 23 if IDF_TARGET_ESP32
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range 0 46 if IDF_TARGET_ESP32S2
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default 20 if IDF_TARGET_ESP32S2
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help
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GPIO number for UART TX pin. See UART documentation for more information
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about available pin numbers for UART.
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config ECHO_UART_RTS
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int "UART RTS pin number"
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range 0 34 if IDF_TARGET_ESP32
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range 0 46 if IDF_TARGET_ESP32S2
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default 18
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help
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GPIO number for UART RTS pin. This pin is connected to
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~RE/DE pin of RS485 transceiver to switch direction.
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See UART documentation for more information about available pin
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numbers for UART.
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endmenu
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