/* Copyright Statement:
 *
 * This software/firmware and related documentation ("AutoChips Software") are
 * protected under relevant copyright laws. The information contained herein is
 * confidential and proprietary to AutoChips Inc. and/or its licensors. Without
 * the prior written permission of AutoChips inc. and/or its licensors, any
 * reproduction, modification, use or disclosure of AutoChips Software, and
 * information contained herein, in whole or in part, shall be strictly
 * prohibited.
 *
 * AutoChips Inc. (C) 2016. All rights reserved.
 *
 * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("AUTOCHIPS SOFTWARE")
 * RECEIVED FROM AUTOCHIPS AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER
 * ON AN "AS-IS" BASIS ONLY. AUTOCHIPS EXPRESSLY DISCLAIMS ANY AND ALL
 * WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
 * NONINFRINGEMENT. NEITHER DOES AUTOCHIPS PROVIDE ANY WARRANTY WHATSOEVER WITH
 * RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,
 * INCORPORATED IN, OR SUPPLIED WITH THE AUTOCHIPS SOFTWARE, AND RECEIVER AGREES
 * TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.
 * RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO
 * OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN AUTOCHIPS
 * SOFTWARE. AUTOCHIPS SHALL ALSO NOT BE RESPONSIBLE FOR ANY AUTOCHIPS SOFTWARE
 * RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
 * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND AUTOCHIPS'S
 * ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE AUTOCHIPS SOFTWARE
 * RELEASED HEREUNDER WILL BE, AT AUTOCHIPS'S OPTION, TO REVISE OR REPLACE THE
 * AUTOCHIPS SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE
 * CHARGE PAID BY RECEIVER TO AUTOCHIPS FOR SUCH AUTOCHIPS SOFTWARE AT ISSUE.
 */
 

#ifndef UART_H
#define UART_H
#ifdef __cplusplus
extern "C" {
#endif
#include "ac780x.h"
#include "cobs.h" 
#include "fifo.h"

#define BaudRate_4800    (0x01)
#define BaudRate_9600    (0x02)
#define BaudRate_19200   (0x03)
#define BaudRate_38400   (0x04)
#define BaudRate_57600   (0x05)
#define BaudRate_115200  (0x06)
#define BaudRate_230400  (0x07)



#define UART_BaudRate    9600
#define UART_TRANSMIT_DATA_POOL_COUNT (128)
#define UART_RECV_DATA_POOL_COUNT     (320)  

//rs485 send/recv ctrl
#define UART_DMASEND_COUNT_START   (1)  
#define UART_DMASEND_COUNT_END   (100)
#define UART_DMASEND_COUNT_RESET   (107)   

typedef struct
{
		uint16_t  recv_len;
		uint16_t  send_len;
    uint8_t* recv_buffer;
		uint8_t* send_buffer;
		uint8_t  dmasend_count;  //ms count 
		uint8_t  res;
}UART_INFO;


extern UART_INFO  rs485_info;

void rs485_Initialize(void);
int rs485_TransmitData(uint8_t *pdata, uint16_t length);
void rs485_RecvData(void);

#ifdef __cplusplus
}
#endif

#endif /* UART_H */