/* * Copyright (c) 2006-2018, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-02-08 Supperthomas first version */ #ifndef __DRV_USART_H__ #define __DRV_USART_H__ int rt_hw_usart_init(void); #endif /* __DRV_USART_H__ */