Wizfi360-EVB_Mini를 이용한 기상청 RSS로 날씨정보 읽어오기

2023. 4. 16. 22:37

1. RSS 기상청 정보 접근방법

1) 기상청 홈페이지

2) 우측 하단의 RSS 진입 시

3) 원하는 지역 입력 후 RSS 버튼 클릭 시 접속 링크 확인

4) 해당 link 접속 시 xml 데이터 확인

5) postman을 이용한 데이터 호출 명령 확인

-> GET link주소 입력 후 code snippet에 해당 요청 type을 변경 시 다음과 같이 호출 명령어 확인이 가능

GET /wid/queryDFSRSS.jsp?zone=4311370000 HTTP/1.1
Host: www.kma.go.kr

2. Wifi360 module AT command

1. WiFi Station mode 설정

AT+CWMODE_CUR=1 //Station mode 로 설정한다. AT+CWMODE_DEF 의 경우 flash 에
저장된다.

==> OK

2. Single Connection mode 설정

AT+CIPMUX=0

==> OK

3. DHCP enable 설정

AT+CWDHCP_CUR=1,1 //Station mode 에서 DHCP enable

==> OK

4. 연결가능한 WiFi AP List 확인

AT+CWLAP

==> +CWLAP:(3,"ssid",-57,"mac address",1,1) //encryption method, ssid, rssi, mac address, channel, wps

5. WiFi AP 에 연결

AT+CWJAP_CUR="ssid","password"

==> WIFI CONNECTED
WIFI GOT IP
OK

6. WizFi360 device 의 IP address 확인

AT+CIPSTA_CUR?

==> +CIPSTA_CUR:ip:"192.168.10.13"
+CIPSTA_CUR:gateway:"192.168.10.1"
+CIPSTA_CUR:network:"255.255.255.0"
OK

7. WizFi360 이 연결되어 있는 AP 와 같은 AP 에 연결된 PC 에서 TCP Server Open.
- Ex) IP : 192.168.10.100 Port : 5000

8. WizFi360 connects to the TCP Server as a TCP Client

AT+CIPSTART="TCP","192.168.10.100",5000 //protocol, server IP, port

==> CONNECT
OK

9. WizFi360 sends data to the TCP Server

AT+CIPSEND=10 //data length(10 byte) 설정

==> OK
> //WizFi360 에서 serial data 의 수신을 시작하기위해 >를 return 한다.

1234567890 //data 를 입력한다.

==> Recv 10 bytes
SEND OK

10. When WizFi360 received data from TCP Server, it will prompt message below:

==> +IPD,10:1234567890

11. End the TCP Connection

AT+CIPCLOSE

==> CLOSED
OK

참고 Manual : Wizfi360 quick start guide v1.1.3

wizfi360qs_v113k.pdf

0.73MB

3. 기상청 RSS 요청

AT+CIPSTART="TCP","www.kma.go.kr",80<CR><LF>

AT+CIPSEND=94<CR><LF>

GET /wid/queryDFSRSS.jsp?zone=4311370000 HTTP/1.1<CR><LF>Host: www.kma.go.kr<CR><LF>Connection: close<CR><LF><CR><LF>

// 실제 동작
AT+CIPSTART="TCP","www.kma.go.kr",80
CONNECT

OK
AT+CIPSEND=93
AT+CIPSEND=93

OK
> GET /wid/queryDFSRSS.jsp?zone=4311370000 HTTP/1.1
Host: www.kma.go.kr
Connection: close

Recv 93 bytes

SEND OK

+IPD,275:HTTP/1.1 200 200
Date: Sun, 16 Apr 2023 13:35:05 GMT
Content-Type: text/xml;charset=UTF-8
Content-Length: 7588
Connection: close
Strict-Transport-Security: max-age=15724800; includeSubDomains
Set-Cookie: JSESSIONID=065C8D1970749F399C6393CB4A70BBD4; Path=/; HttpOnly

+IPD,1024:<?xml version="1.0" encoding="UTF-8" ?>
<rss version="2.0">
<channel>
<title>湲곗긽泥??숇꽕?덈낫 ?뱀꽌鍮꾩뒪 - 異⑹껌遺곷룄 泥?＜?쒗씎?뺢뎄 ?댁쿇.?좊큺???꾪몴?덈낫</title>
<link>http://www.kma.go.kr/weather/main.jsp</link>
<description>?숇꽕?덈낫 ?뱀꽌鍮꾩뒪</description>
<language>ko</language>
<generator>?숇꽕?덈낫</generator>
<pubDate>2023??04??16??(???붿씪 20:00</pubDate>
<item>
<author>湲곗긽泥?/author>
<category>異⑹껌遺곷룄 泥?＜?쒗씎?뺢뎄 ?댁쿇.?좊큺??/category>
<title>?숇꽕?덈낫(?꾪몴) : 異⑹껌遺곷룄 泥?＜?쒗씎?뺢뎄 ?댁쿇.?좊큺??[X=69,Y=107]</title><link> http://www.kma.go.kr/weather/forecast/timeseries.jsp?searchType=INTEREST&dongCode=4311370000 </link>
<guid> http://www.kma.go.kr/weather/forecast/timeseries.jsp?searchType=INTEREST&dongCode=4311370000 </guid>
<description>
<header>
  <tm>202304162000</tm>
  <ts>6</ts>
  <x>69</x>
  <y>107</y>
</header>
<body>
  <data seq="0">
   <hour>24</hour>
   <day>0</day>
   <temp>9.0</temp>
   <tmx>-999.0</t
+IPD,1024:mx>
   <tmn>-999.0</tmn>
   <sky>1</sky>
   <pty>0</pty>
   <wfKor>留묒쓬</wfKor>
   <wfEn>Clear</wfEn>
   <pop>0</pop>
   <r12>0.0</r12>
   <s12>0.0</s12>
   <ws>0.9</ws>
   <wd>6</wd>
   <wdKor>??/wdKor>
   <wdEn>W</wdEn>
   <reh>70</reh>
   <r06>0.0</r06>
   <s06>0.0</s06>
  </data>
  <data seq="1">
   <hour>3</hour>
   <day>1</day>
   <temp>7.0</temp>
   <tmx>21.0</tmx>
   <tmn>5.0</tmn>
   <sky>1</sky>
   <pty>0</pty>
   <wfKor>留묒쓬</wfKor>
   <wfEn>Clear</wfEn>
   <pop>0</pop>
   <r12>0.0</r12>
   <s12>0.0</s12>
   <ws>1.3</ws>
   <wd>7</wd>
   <wdKor>遺곸꽌</wdKor>
   <wdEn>NW</wdEn>
   <reh>75</reh>
   <r06>0.0</r06>
   <s06>0.0</s06>
  </data>
  <data seq="2">
   <hour>6</hour>
   <day>1</day>
   <temp>5.0</temp>
   <tmx>21.0</tmx>
   <tmn>5.0</tmn>
   <sky>1</sky>
   <pty>0</pty>
   <wfKor>留묒쓬</wfKor>
   <wfEn>Clear</wfEn>
   <pop>0</pop>
   <r12>0.0</r12>
   <s12>0.0</s12>
   <ws>0.8</ws>
   <wd>5</wd>
   <wdKor>?⑥꽌</wdKor>
   <wdEn>SW</wdEn>
   <reh>80</reh>
   <r06>0.0</r06>
   <s06>0.0
+IPD,1024:</s06>
  </data>
  <data seq="3">
   <hour>9</hour>
   <day>1</day>
   <temp>11.0</temp>
   <tmx>21.0</tmx>
   <tmn>5.0</tmn>
   <sky>1</sky>
   <pty>0</pty>
   <wfKor>留묒쓬</wfKor>
   <wfEn>Clear</wfEn>
   <pop>0</pop>
   <r12>0.0</r12>
   <s12>0.0</s12>
   <ws>1.8</ws>
   <wd>5</wd>
   <wdKor>?⑥꽌</wdKor>
   <wdEn>SW</wdEn>
   <reh>60</reh>
   <r06>0.0</r06>
   <s06>0.0</s06>
  </data>
  <data seq="4">
   <hour>12</hour>
   <day>1</day>
   <temp>17.0</temp>
   <tmx>21.0</tmx>
  r12>0.0</r12>
   <s12>0.0</s12>
   <ws>1.1</ws>
   <wd>5</wd>
   <wdKor>?⑥꽌</wdKor>
   <wdEn>SW</wdEn>
   <reh>80</reh>
   <r06>0.9</r06>
   <s06>0.0</s06>
  </data>
  <data seq="15">
   <hour>21</hour>
   <day>2</day>
   <temp>16.0</temp>
   <tmx>19.0</tmx>
   <tmn>11.0</tmn>
   <sky>4</sky>
   <pty>0</pty>
   <wfKor>?먮┝</wfKor>
   <wfEn>Cloudy</wfEn>
   <pop>30</pop>
   <r12>0.0</r12>
   <s12>0.0</s12>
   <ws>0.6000000000000001</ws>
   <wd>4</wd>
   <wdKor>??/wdKor>
   <wdEn>S</wdEn>
   <reh>80</reh>
   <r06>0.0</r06>
   <s06>0.0</s06>
  </data>
  <data seq="16">
   <
+IPD,420:hour>24</hour>
   <day>2</day>
   <temp>15.0</temp>
   <tmx>19.0</tmx>
   <tmn>11.0</tmn>
   <sky>4</sky>
   <pty>0</pty>
   <wfKor>?먮┝</wfKor>
   <wfEn>Cloudy</wfEn>
   <pop>30</pop>
   <r12>0.0</r12>
   <s12>0.0</s12>
   <ws>1.2000000000000002</ws>
   <wd>2</wd>
   <wdKor>??/wdKor>
   <wdEn>E</wdEn>
   <reh>85</reh>
   <r06>0.0</r06>
   <s06>0.0</s06>
  </data>
</body>
</description>
</item>
</channel>
</rss>CLOSED

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