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47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "soc/io_mux_reg.h"
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/* Specify the number of pins for UART */
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#define SOC_UART_PINS_COUNT (4)
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/* Specify the GPIO pin number for each UART signal in the IOMUX */
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#define U0RXD_GPIO_NUM 17
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#define U0TXD_GPIO_NUM 16
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#define U0RTS_GPIO_NUM (-1)
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#define U0CTS_GPIO_NUM (-1)
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#define U1RXD_GPIO_NUM (-1)
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#define U1TXD_GPIO_NUM (-1)
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#define U1RTS_GPIO_NUM (-1)
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#define U1CTS_GPIO_NUM (-1)
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#define LP_U0RXD_GPIO_NUM 4
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#define LP_U0TXD_GPIO_NUM 5
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#define LP_U0RTS_GPIO_NUM 2
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#define LP_U0CTS_GPIO_NUM 3
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/* The following defines are necessary for reconfiguring the UART
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* to use IOMUX, at runtime. */
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#define U0TXD_MUX_FUNC (FUNC_U0TXD_U0TXD)
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#define U0RXD_MUX_FUNC (FUNC_U0RXD_U0RXD)
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/* No func for the following pins, they shall not be used */
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#define U0RTS_MUX_FUNC (-1)
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#define U0CTS_MUX_FUNC (-1)
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/* Same goes for UART1 */
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#define U1TXD_MUX_FUNC (-1)
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#define U1RXD_MUX_FUNC (-1)
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#define U1RTS_MUX_FUNC (-1)
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#define U1CTS_MUX_FUNC (-1)
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#define LP_U0TXD_MUX_FUNC (1)
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#define LP_U0RXD_MUX_FUNC (1)
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#define LP_U0RTS_MUX_FUNC (1)
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#define LP_U0CTS_MUX_FUNC (1)
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