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25 lines
466 B
C
25 lines
466 B
C
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/*
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* Copyright (C) 2023 Espressif Systems (Shanghai) CO LTD
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <stdint.h>
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#include <soc/uart.h>
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void board_init(void)
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{
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WRITE_REGISTER(UART0_CLKDIV_REG, UART0_CLKDIV_VAL);
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}
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void board_uart_write_char(char c)
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{
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/* wait until txfifo_cnt == 0 */
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while (UART0_TXFIFO_CNT) {
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;
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}
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if (c == '\n') {
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WRITE_REGISTER(UART0_TX_ADDR, '\r');
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}
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WRITE_REGISTER(UART0_TX_ADDR, c);
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}
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