[转]ARDUINO使用GPRS发送GPS数据到OneNet测试 - 神秘藏宝室 - 博客园

(转载请删除括号里的内容)

功能：

测试把固定的GPS数据发送到OneNet平台

调试途中碰到的问题

ARDUINO不支持sprintf的double打印，只能转换为char字符串然后再%s打印

#include <TimerOne.h>#define DebugSerial Serial#define GprsSerail Serial3#define Success 1U#define Failure 0Uint L = 13; //LED指示灯引脚unsigned long  Time_Cont = 0;       //定时器计数器const unsigned int gprsRxBufferLength = 600;char gprsRxBuffer[gprsRxBufferLength];unsigned int gprsBufferCount = 0;char OneNetServer[] = "api.heclouds.com";       //不需要修改char device_id[] = "3225187";    //修改为自己的设备IDchar API_KEY[] = "R9xO5NZm6oVI4YBHvCPKEqtwYtMA";    //修改为自己的API_KEYchar sensor_gps[] = "location";char lon_str[] = "11224.4992";char lat_str[] = "3438.1633";void setup() {    pinMode(L, OUTPUT);    digitalWrite(L, LOW);    DebugSerial.begin(9600);    GprsSerail.begin(9600);    Timer1.initialize(1000);    Timer1.attachInterrupt(Timer1_handler);    initGprs();    DebugSerial.println("\r\nsetup end!");}void loop() {      postGpsDataToOneNet(API_KEY,device_id,sensor_gps,lon_str,lat_str);      delay(5000);}double longitudeToOnenetFormat(char *lon_str_temp){  double lon_temp = 0;  long lon_Onenet = 0;  int dd_int = 0;  long mm_int = 0;  double lon_Onenet_double = 0;  lon_temp = atof(lon_str_temp);  lon_Onenet =lon_temp*100000;  //转换为整数  dd_int = lon_Onenet/10000000; //取出dd  mm_int = lon_Onenet%10000000;  //取出MM部分  lon_Onenet_double = dd_int + (double)mm_int/60/100000;//换算为Onenet格式  return lon_Onenet_double;}double latitudeToOnenetFormat(char *lat_str_temp){  double lat_temp = 0;  long lat_Onenet = 0;  int dd_int = 0;  long mm_int = 0;  double lat_Onenet_double = 0;  lat_temp = atof(lat_str_temp);  lat_Onenet =lat_temp*100000;  //转换为整数  dd_int = lat_Onenet/10000000; //取出dd  mm_int = lat_Onenet%10000000;  //取出MM部分  lat_Onenet_double = dd_int + (double)mm_int/60/100000;//换算为Onenet格式  return lat_Onenet_double;}void postGpsDataToOneNet(char* API_VALUE_temp,char* device_id_temp,char* sensor_id_temp,char* lon_temp,char* lat_temp){    char send_buf[400]= {0};    char text[100] = {0};    char tmp[25] = {0};    char lon_str_end[15] = {0};    char lat_str_end[15] = {0};    dtostrf(longitudeToOnenetFormat(lon_temp),3,6, lon_str_end);  //转换成字符串输出    dtostrf(latitudeToOnenetFormat(lat_temp),2,6, lat_str_end);  //转换成字符串输出    //连接服务器    memset(send_buf, 0, 400);    //清空    strcpy(send_buf, "AT+CIPSTART=\"TCP\",\"");    strcat(send_buf, OneNetServer);    strcat(send_buf, "\",80\r\n");    if (sendCommand(send_buf, "CONNECT", 10000, 5) == Success);    else GPRS_ERROR(7);    //发送数据    if (sendCommand("AT+CIPSEND\r\n", ">", 3000, 1) == Success);    else GPRS_ERROR(8);    memset(send_buf, 0, 400);    //清空    /*准备JSON串*/    //ARDUINO平台不支持sprintf的double的打印，只能转换到字符串然后打印    sprintf(text,"{\"datastreams\":[{\"id\":\"%s\",\"datapoints\":[{\"value\":{\"lon\":%s,\"lat\":%s}}]}]}"      ,sensor_id_temp,lon_str_end,lat_str_end);      /*准备HTTP报头*/    send_buf[0] = 0;    strcat(send_buf,"POST /devices/");    strcat(send_buf,device_id_temp);    strcat(send_buf,"/datapoints HTTP/1.1\r\n");//注意后面必须加上\r\n    strcat(send_buf,"api-key:");    strcat(send_buf,API_VALUE_temp);    strcat(send_buf,"\r\n");    strcat(send_buf,"Host:");    strcat(send_buf,OneNetServer);    strcat(send_buf,"\r\n");    sprintf(tmp,"Content-Length:%d\r\n\r\n", strlen(text));//计算JSON串长度    strcat(send_buf,tmp);    strcat(send_buf,text);    if (sendCommand(send_buf, send_buf, 3000, 1) == Success);    else GPRS_ERROR(9);    char sendCom[2] = {0x1A};    if (sendCommand(sendCom, "\"succ\"}", 3000, 1) == Success);    else GPRS_ERROR(10);    if (sendCommand("AT+CIPCLOSE\r\n", "CLOSE OK", 3000, 1) == Success);    else GPRS_ERROR(11);    if (sendCommand("AT+CIPSHUT\r\n", "SHUT OK", 3000, 1) == Success);    else GPRS_ERROR(11);}void initGprs(){    if (sendCommand("AT\r\n", "OK", 3000, 10) == Success);    else GPRS_ERROR(1);//      如果输入 AT+CREG? <CR>则返回+CREG: <mode>, <stat> [ ,<lac>,<ci> ]  // 注: <mode>的值共有三个选项,分别是 0 or 1 or 2,  其中0 代表关闭网络注册结果//            码, 1 代表当网络注册状态改变时激活网络注册结果码, 2 代表激活网// 络注册结果码同时显示区域和小区信息.//    <stat>的返回值共有三个,分别是 0, 1, 2,3,4,5 ,  其中 0 代表没有注册网络同时//   模块没有找到运营商, 1代注册到了本地网络, 2 代表找到运营商但没// 有注册网络, 3 代表注册被拒绝, 4 代表未知的数据, 5代表注册在漫游// 状态.//    <lac>表示所属网络区域代码,十六进制格式显示,如: “ 279C” //    <ci>表示所属网络的小区 ID,十六进制格式显示,如: “ 0EB2”  Tech-Link T&E     if (sendCommand("AT+CREG?\r\n", "+CREG: 0,1", 3000, 10) == Success);    else GPRS_ERROR(2);    if (sendCommand("AT+CGCLASS=\"B\"\r\n", "OK", 3000, 2) == Success);    else GPRS_ERROR(3);    if (sendCommand("AT+CGDCONT=1,\"IP\",\"CMNET\"\r\n", "OK", 3000, 2) == Success);    else GPRS_ERROR(4);    if (sendCommand("AT+CGATT=1\r\n", "OK", 3000, 2) == Success);    else GPRS_ERROR(5);    if (sendCommand("AT+CLPORT=\"TCP\",\"2000\"\r\n", "OK", 3000, 2) == Success);    else GPRS_ERROR(6); }void(* resetFunc) (void) = 0; //制造重启命令 void GPRS_ERROR(int num)  {    DebugSerial.print("ERROR");    DebugSerial.println(num);    while (1)    {        digitalWrite(L, HIGH);        delay(300);        digitalWrite(L, LOW);        delay(300);        if (sendCommand("AT\r\n", "OK", 100, 10) == Success)        {            DebugSerial.print("\r\nRESET!!!!!!\r\n");            resetFunc();        }    }}unsigned int sendCommand(char *Command, char *Response, unsigned long Timeout, unsigned char Retry){    clrGprsRxBuffer();    for (unsigned char n = 0; n < Retry; n++)    {        DebugSerial.print("\r\n---------send AT Command:---------\r\n");        DebugSerial.write(Command);        GprsSerail.write(Command);        Time_Cont = 0;        while (Time_Cont < Timeout)        {            gprsReadBuffer();            if(strstr(gprsRxBuffer, Response) != NULL)            {                DebugSerial.print("\r\n==========receive AT Command:==========\r\n");                DebugSerial.print(gprsRxBuffer); //输出接收到的信息                clrGprsRxBuffer();                return Success;            }        }        Time_Cont = 0;    }    DebugSerial.print("\r\n==========receive AT Command:==========\r\n");    DebugSerial.print(gprsRxBuffer);//输出接收到的信息    clrGprsRxBuffer();    return Failure;}void Timer1_handler(void){    Time_Cont++;}void gprsReadBuffer() {    while (GprsSerail.available())    {        gprsRxBuffer[gprsBufferCount++] = GprsSerail.read();        if (gprsBufferCount == gprsRxBufferLength)clrGprsRxBuffer();    }}void clrGprsRxBuffer(void){    memset(gprsRxBuffer, 0, gprsRxBufferLength);      //清空    gprsBufferCount = 0;}