/* * Copyright (c) 2006-2022, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2009-01-05 Bernard the first version */ #ifndef __USART_H__ #define __USART_H__ #include "rthw.h" #include "rtthread.h" int rt_hw_usart_init(void); #endif