【安信可BW16-Kit】AT指令体验之WiFi HTTP

NoOneZero

【安信可BW16-Kit】AT指令体验之WiFi HTTP [复制链接]

<div class='showpostmsg'># 【安信可BW16-Kit】AT指令体验之WiFi HTTP ## 连接WiFi ### 01 设置模式 STA 命令： ```AT+WMODE=<MODE>,<save_flash>``` 参数1：```<MODE>```Wi-Fi工作模式(0：未初始化或者关闭Wi-Fi 1：STA 2：AP 3：AP+STA) 参数2：```<save_flash>```是否保存到flash(0：不保存 1：保存) ```c AT+WMODE=1,0 WIFI is already running[AI_FAtWMode()-117]wifi start success OK [MEM] After do cmd, available heap 160064 ``` ### 02 查找WiFi ```c AT+WSCAN +WSCAN:index SSID,CH,SECURITY,RSSI,BSSID 1 wenhou,1,WPA/WPA2 AES,-42,a4:1a:3a:5d:56:08 2 ,1,WPA/WPA2 AES,-44,a6:1a:3a:2d:56:08 3 wh5,153,WPA/WPA2 AES,-48,a4:1a:3a:5d:56:0a 4 ,153,WPA/WPA2 AES,-48,a6:1a:3a:5d:56:08 OK [MEM] After do cmd, available heap 160064 ``` ### 03 连接WiFi 命令： ```AT+WJAP=<ssid>,<pwd>[,<bssid>]``` 参数1：```<ssid>```连接的AP的SSID(最大长度为32字节) 参数2：```<pwd>```连接的AP的密码(最大长度为32字节) 参数3：```<bssid>```连接的AP的BSSID(一般不用) ```c AT+WJAP=wenhou,password [AI_FAtWJAP()-598]Connect to wenhou RTL8721D[Driver]: set ssid [wenhou] RTL8721D[Driver]: rtw_set_wpa_ie[1160]: AuthKeyMgmt = 0x2 RTL8721D[Driver]: rtw_restruct_sec_ie[4279]: no pmksa cached RTL8721D[Driver]: start auth to a4:1a:3a:5d:56:08 RTL8721D[Driver]: auth alg = 2 RTL8721D[Driver]: OnAuthClient:algthm = 0, seq = 2, status = 0, sae_msg_len = 0 RTL8721D[Driver]: auth success, start assoc RTL8721D[Driver]: association success(res=3) RTL8721D[Driver]: ClientSendEAPOL[1650]: no use cache pmksa RTL8721D[Driver]: set pairwise key to hw: alg:4(WEP40-1 WEP104-5 TKIP-2 AES-4) RTL8721D[Driver]: set group key to hw: alg:4(WEP40-1 WEP104-5 TKIP-2 AES-4) keyid:2 [AI_WifiReConnectCallbak()-756](220)wenhou +EVENT:WIFI_CONNECT +EVENT:WIFI_GOT_IP [AI_SocketTTAutoRunThread()-4027]socket auto TT not set Interface 0 IP address : 192.168.1.100 OK [MEM] After do cmd, available heap 152032 ``` ### 04 AT+WAUTOCONN 上电自动重连Wi-Fi 命令： ```AT+WAUTOCONN=<status>``` 参数1：```<status>```0：禁用 1：使能 ## HTTP通信 命令： ```AT+HTTPCLIENTLINE=<transport_type>,<opt>,<content-type>,<host>,<port>,<path>[,<data>]``` 参数1：```<transport_type>```请求协议(1：HTTP 2：HTTPS) 参数2：```<opt>```请求类型(2：GET 3：POST) 参数3：```<content-type>```请求数据类型，仅 POST 生效，可以填写任意字符串，参考类型如下(```application/x-www-form-urlencoded``` ```application/json``` ```multipart/form-data``` ```text/xml``` ```text/html```) 参数4：```<host>```服务器域名或 IP(www.baidu.com 或 192.168.1.100) 参数5：```<port>```端口号(HTTP 缺省值80 HTTPS 缺省值443) 参数6：```<path>```HTTP(S)路径(缺省值”/”) 参数7：```<data>```请求携带的数据(如下) 1：当opt为GET时接在path中的，格式(?key1=value1&key2=value2 …) 2：当opt为POST时这个是POST携带的主体。 示例GET ```c AT+HTTTPCLIENTLINE=1,2,"application/x-www-form-urlencoded","httpbin.org",80,"/get?key1=123&key2=456" [AI_InitiateHttpRequest()-465]Request: GET /get?key1=123&key2=456 HTTP/1.1 Host: httpbin.org [AI_InitiateHttpRequest()-506]need send len=58 ,send succest len=58 [AI_InitiateHttpRequest()-538]curren parse data len 230 [AI_InitiateHttpRequest()-552]get bodylen=256 { "args": { "key1": "123", "key2": "456" }, "headers": { "Host": "httpbin.org", "X-Amzn-Trace-Id": "Root=1-65cf25c0-7cc21e33360f850d6c15f176" }, "origin": "118.74.161.3", "url": "http://httpbin.org/get?key1=123&key2=456" } OK [MEM] After do cmd, available heap 152032 ``` 示例POST ```c AT+HTTTPCLIENTLINE=1,3,"application/json","httpbin.org",80,"/post",{"key1": 123} [AI_InitiateHttpRequest()-486]Request: POST /post HTTP/1.1 Host: httpbin.org Content-Type: application/json Content-Length: 13 {"key1": 123} [AI_InitiateHttpRequest()-506]need send len=107 ,send succest len=107 [AI_InitiateHttpRequest()-538]curren parse data len 230 [AI_InitiateHttpRequest()-552]get bodylen=363 { "args": {}, "data": "{\"key1\": 123}", "files": {}, "form": {}, "headers": { "Content-Length": "13", "Content-Type": "application/json", "Host": "httpbin.org", "X-Amzn-Trace-Id": "Root=1-65cf2617-2251e9f04b427bc40c26c29c" }, "json": { "key1": 123 }, "origin": "118.74.161.3", "url": "http://httpbin.org/post" } OK [MEM] After do cmd, available heap 152032 ``` </div><script> var loginstr = '<div class="locked">查看本帖全部内容，请<a href="javascript:;" style="color:#e60000" class="loginf">登录</a>或者<a href="https://bbs.eeworld.com.cn/member.php?mod=register_eeworld.php&action=wechat" style="color:#e60000" target="_blank">注册</a></div>'; if(parseInt(discuz_uid)==0){ } </script><script type="text/javascript">(function(d,c){var a=d.createElement("script"),m=d.getElementsByTagName("script")[0],eewurl="//counter.eeworld.com.cn/pv/count/";a.src=eewurl+c;m.parentNode.insertBefore(a,m)})(document,523)</script>

Jacktang

AT指令用于WiFi HTTP看起来挺方便的，，，