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27 lines
655 B
C
27 lines
655 B
C
/*
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* SPDX-FileCopyrightText: 2010-2022 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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#include <stdint.h>
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#include <stdlib.h>
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#include "esp_attr.h"
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#include "sdkconfig.h"
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#include "hal/uart_ll.h"
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#if CONFIG_IDF_TARGET_ESP32
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/**
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* The function defined in ROM code has a bug, so we re-implement it here.
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*/
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IRAM_ATTR void esp_rom_uart_tx_wait_idle(uint8_t uart_no)
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{
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while (!uart_ll_is_tx_idle(UART_LL_GET_HW(uart_no))) {};
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}
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#endif
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IRAM_ATTR void esp_rom_uart_set_clock_baudrate(uint8_t uart_no, uint32_t clock_hz, uint32_t baud_rate)
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{
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uart_ll_set_baudrate(UART_LL_GET_HW(uart_no), baud_rate, clock_hz);
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}
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