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/*!
\file usart.h
\brief the header file of USART
\version 2025-01-24, V1.4.0, firmware for GD32H7xx
*/
/*
Copyright (c) 2025, GigaDevice Semiconductor Inc.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
3. Neither the name of the copyright holder nor the names of its contributors
may be used to endorse or promote products derived from this software without
specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
OF SUCH DAMAGE.
*/
#ifndef USART_H
#define USART_H
#include <stdint.h>
#include "main.h"
#include "publicdata/public_define.h"
typedef enum{
E_USART_0 = 0,
E_USART_2 = 2,
E_USART_3 = 3,
E_USART_4 = 4,
E_USART_5 = 5,
E_USART_6 = 6,
E_USART_7 = 7
}E_USART_ID;
/* 批量初始化所有串口 */
int v_usart_init_all(void);
/* 兼容层原子接口(meter_coll_task 等模块直接调用) */
int v_usart_send_data(uint8_t usart_num, uint8_t *data, uint16_t len);
int v_usart_read_rx_buffer(uint8_t usart_num, uint8_t *data, uint16_t len);
/* 对外二进制收发统一接口 */
uint16_t u16_usart_recv(E_USART_ID usart_id ,uint8_t* u8_recvBuf ,uint16_t u16_len);
uint16_t u16_usart_send(E_USART_ID usart_id ,uint8_t* u8_sendBuf ,uint16_t u16_len);
void printf_hex(const char *mag , U8_T *data , U16_T len);
/* Shell: usart_printf <slot 0~6> <0|1> 对应物理口 USART0,USART2,3,4,5,6,7;与 CCU601E_D 行为一致,按 slot 下标。 */
#define USART_NUM_PRINT_CNT (7U)
extern U8_T u8_uasrt_print[USART_NUM_PRINT_CNT];
#endif /* USART_H */