143 lines
3.2 KiB
D
143 lines
3.2 KiB
D
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/**
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* @file NexUpload.h
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*
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* The definition of class NexUpload.
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*
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* @author Chen Zengpeng (email:<zengpeng.chen@itead.cc>)
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* @date 2016/3/29
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*
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* @copyright
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* Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd. \n
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#ifndef __NEXUPLOAD_H__
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#define __NEXUPLOAD_H__
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#include <Arduino.h>
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#include <SPI.h>
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#include <SD.h>
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#include "NexHardware.h"
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/**
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* @addtogroup CoreAPI
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* @{
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*/
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/**
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*
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* Provides the API for nextion to download the ftf file.
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*/
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class NexUpload
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{
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public: /* methods */
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/**
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* Constructor.
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*
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* @param file_name - tft file name.
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* @param SD_chip_select - sd chip select pin.
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* @param download_baudrate - set download baudrate.
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*/
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NexUpload(const char *file_name,const uint8_t SD_chip_select,uint32_t download_baudrate);
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/**
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* Constructor.
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*
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* @param file_Name - tft file name.
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* @param SD_chip_select - sd chip select pin.
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* @param download_baudrate - set download baudrate.
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*/
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NexUpload(const String file_Name,const uint8_t SD_chip_select,uint32_t download_baudrate);
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/**
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* destructor.
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*
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*/
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~NexUpload(){}
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/*
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* start download.
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*
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* @return none.
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*/
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void upload();
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private: /* methods */
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/*
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* get communicate baudrate.
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*
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* @return communicate baudrate.
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*
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*/
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uint16_t _getBaudrate(void);
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/*
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* check tft file.
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*
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* @return true if success, false for failure.
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*/
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bool _checkFile(void);
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/*
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* search communicate baudrate.
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*
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* @param baudrate - communicate baudrate.
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*
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* @return true if success, false for failure.
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*/
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bool _searchBaudrate(uint32_t baudrate);
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/*
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* set download baudrate.
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*
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* @param baudrate - set download baudrate.
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*
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* @return true if success, false for failure.
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*/
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bool _setDownloadBaudrate(uint32_t baudrate);
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/**
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* start dowload tft file to nextion.
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*
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* @return none.
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*/
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bool _downloadTftFile(void);
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/*
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* Send command to Nextion.
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*
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* @param cmd - the string of command.
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*
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* @return none.
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*/
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void sendCommand(const char* cmd);
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/*
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* Receive string data.
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*
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* @param buffer - save string data.
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* @param timeout - set timeout time.
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* @param recv_flag - if recv_flag is true,will braak when receive 0x05.
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*
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* @return the length of string buffer.
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*
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*/
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uint16_t recvRetString(String &string, uint32_t timeout = 100,bool recv_flag = false);
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private: /* data */
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uint32_t _baudrate; /*nextion serail baudrate*/
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const char *_file_name; /*nextion tft file name*/
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File _myFile; /*nextion ftf file*/
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uint32_t _undownloadByte; /*undownload byte of tft file*/
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uint8_t _SD_chip_select; /*sd chip select pin*/
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uint32_t _download_baudrate; /*download baudrate*/
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};
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/**
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* @}
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*/
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#endif /* #ifndef __NEXDOWNLOAD_H__ */
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