1 /* 2 * Copyright (c) 2022 ASR Microelectronics (Shanghai) Co., Ltd. All rights reserved. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef __PRINTF_UART_H__ 17 #define __PRINTF_UART_H__ 18 19 #include "duet_uart.h" 20 extern uint8_t g_printf_uart; 21 /** 22 * Initialize printf uart port 23 * 24 *@param[in] uart port for printf 25 */ 26 void printf_uart_register(uint8_t uart_idx); 27 28 void uart_put_char(char character); 29 30 void printf_uart_log_init(uint8_t uart_idx); 31 #ifdef PRINTF2_SUPPORT 32 extern uint8_t g_printf2_uart; 33 void uart_put_char_2(char character); 34 void printf2_uart_register(uint8_t uart_idx); 35 #endif 36 #endif