上海域格NB-IoT模组LPM2100 MY的HTTP协议操作实例

LPM2100 MY 是一款高性能， 低功耗的 NB-IOT 模组。 支持 B5,B8 频段， 一般主要应用于低
功耗的数据传输业务， 满足 3GPP R14 NB-IOT 标准。 采用单面布局， 模组结构尺寸为：
(17.7+/-0.15)mm× (15.8+/-0.15)mm× (2.2+/-0.15)mm。 几乎能够满足所有的 M2M 的需求。
模组采用超低功耗和超高集成度 SOC 芯片技术， PSM 深度睡眠可低至 0.8uA。
支持的协议栈：

TCP/UDP/SSL/MQTT/CoAP/LwM2M/HTTP/HTTPS

下面为HTTP操作实例：

[2022-11-23_10:41:18:514]+CPIN: READY
[2022-11-23_10:41:18:525]
[2022-11-23_10:41:18:525]OK
[2022-11-23_11:59:22:532]at+csq
[2022-11-23_11:59:22:532]+CSQ: 18,0

[2022-11-23_11:59:22:532]OK
[2022-11-23_11:59:23:207]at+cereg?
[2022-11-23_11:59:23:223]+CEREG: 0,1

[2022-11-23_11:59:23:223]OK
[2022-11-23_17:30:48:975]AT+HTTPCREATE=0,"http://178.128.25.248:80"
[2022-11-23_17:30:48:975]+HTTPCREATE: 0

[2022-11-23_17:30:48:975]OK
[2022-11-23_17:30:58:220]AT+HTTPCON=0
[2022-11-23_17:31:05:115]OK
[2022-11-23_17:31:16:469]AT+HTTPSEND=0,0,90,"/data/2.5/weather?q=shanghai&appid=c592e14137c3471fa9627b44f6649db4&mode=xml&units=metric"
[2022-11-23_17:31:16:469]OK
[2022-11-23_17:31:19:165]
[2022-11-23_17:31:19:165]+HTTPRESPH: 0,200,325,Server: openresty
[2022-11-23_17:31:19:165]Date: Thu, 05 Nov 2020 09:31:11 GMT
[2022-11-23_17:31:19:165]Content-Type: application/xml; charset=utf-8
[2022-11-23_17:31:19:165]Content-Length: 853
[2022-11-23_17:31:19:165]Connection: keep-alive
[2022-11-23_17:31:19:165]X-Cache-Key: /data/2.5/weather?mode=xml&q=shanghai&units=metric
[2022-11-23_17:31:19:165]Access-Control-Allow-Origin: *
[2022-11-23_17:31:19:191]Access-Control-Allow-Credentials: true
[2022-11-23_17:31:19:191]Access-Control-Allow-Methods: GET, POST

[2022-11-23_17:31:19:191]+HTTPRESPC: 0,0,853,853,<?xml version="1.0" encoding="UTF-8"?>
[2022-11-23_17:31:19:191]<current><city id="1796236" name="Shanghai"><coord lon="121.46" lat="31.22"></coord><country>CN</country><timezone>28800</timezone><sun rise="2020-11-04T22:12:55" set="2022-11-23T09:02:33"></sun></city><temperature value="18.08" min="17.22" max="19" unit="celsius"></temperature><feels_like value="14.88" unit="celsius"></feels_like><humidity value="63" unit="%"></humidity><pressure value="1022" unit="hPa"></pressure><wind><speed value="5" unit="m/s" name="Gentle Breeze"></speed><gusts></gusts><direction value="130" code="SE" name="SouthEast"></direction></wind><clouds value="0" name="clear sky"></clouds><visibility value="10000"></visibility><precipitation mode="no"></precipitation><weather number="800" value="clear sky" icon="01n"></weather><lastupdate value="2020-11-05T09:25:07"></lastupdate></current>