SIM7500 SIM7600 SIM800 HTTP

野性酷女 2022-06-02 10:05 180阅读 0赞

**解释**

//Start HTTP service
    AT+HTTPINIT
    
    //Stop HTTP service
    AT+HTTPTERM
    
    //Set HTTP Parameters value
    /* <tag> HTTP parameters: "URL" (Mandatory Parameter) HTTP client URL "http://'server'/'path':'tcpPort' " "server": FQDN or IP-address "path": path of file or directory "tcpPort": default value is 80. Refer to "IETF-RFC 2616". <value> String */
    AT+HTTPPARA=<tag>,<vaule>
    
    //HTTP Method Action
    /* <method> HTTP method specification: 0: GET 1: POST 2: HEAD <statuscode> HTTP Status Code responded by remote server, it identifier refer to HTTP1.1(RFC2616) : 100 Continue 101 Switching Protocols 200 OK 201 Created 202 Accepted 203 Non-Authoritative Information 204 No Content 205 Reset Content 206 Partial Content 300 Multiple Choices 301 Moved Permanently 302 Found 303 See Other 304 Not Modified 305 Use Proxy 307 Temporary Redirect 400 Bad Request 401 Unauthorized 402 Payment Required 403 Forbidden 404 Not Found 405 Method Not Allowed 406 Not Acceptable 407 Proxy Authentication Required 408 Request Time-out 409 Conflict 410 Gone 411 Length Required 412 Precondition Failed 413 Request Entity Too Large 414 Request-URI Too Large 415 Unsupported Media Type 416 Requested range not satisfiable 417 Expectation Failed 500 Internal Server Error 501 Not Implemented 502 Bad Gateway 503 Service Unavailable 504 Gateway Time-out 505 HTTP Version not supported 600 Not HTTP PDU 601 Network Error 602 No memory 603 DNS Error 604 Stack Busy <datalen> The length of data received */
    AT+HTTPACTION=<method>
    
    //Read the HTTP Header Information of Server Response
    AT+HTTPHEAD
    
    //Read the HTTP server response
    /* <start_addr> The starting point for data output. <byte_size> The length for data output <data> Data from HTTP server or user input */
    AT+HTTPREAD=<start_addr>,<byte_size>

**实例**

AT+HTTPINIT //初始化HTTP
    
    OK
    
    AT+HTTPPARA="URL","http://cloud.test.cn"    //设置URL参数
    
    OK
    
    AT+HTTPPARA="CONTENT","application/x-www-form-urlencoded"   //设置CONTENT参数
    
    OK
    
    AT+HTTPDATA=4,4000  //设置数据长度
    
    DOWNLOAD
    data    //数据
    1A<Ctrl+Z>  //发送结束
    OK
    
    AT+HTTPACTION=1 //POST
    
    OK
    
    
    +HTTPACTION: 1, 200, 11
    
    AT+HTTPREAD=0,512   //读取返回数据
    
    +HTTPREAD: 11
    
    AT+HTTPTERM //结束HTTP
    
    OK