12. Send Data of MQTT Broker at Node Red - EnglishNo/ESP32 GitHub Wiki

MQTT Broker์— ๋ณด๋‚ธ ๋ฐ์ดํ„ฐ๋ฅผ Node-Red์˜ ๋Œ€์‹œ๋ณด๋“œ์— ํ‘œ์‹œํ•˜๋Š” ๋ฒ•

Node-RED ์™ธ ํŽ˜์ด์ง€ 4๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 7_39_43

-์ฐธ๊ณ -

https://github.com/EnglishNo/ESP32/wiki/11.-Send-the-Data-using-MQTT (MQTT Broker๋กœ ๋ฐ์ดํ„ฐ ์ „์†ก)

https://github.com/EnglishNo/ESP32/wiki/6.-Used-ESP32-Bluetooth-(DHT11) (DHT11 ์‚ฌ์šฉ๋ฒ•)

Node_Red ๋‹ค๋ฃจ๊ธฐ

    Node-RED ์™ธ ํŽ˜์ด์ง€ 4๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 7_58_26

  1. ํ”Œ๋กœ์šฐ ํŒ์— "mqtt in" ๋‘๊ธฐ.

    Node-RED ์™ธ ํŽ˜์ด์ง€ 4๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 7_59_36

  2. "mqtt in"๋ฅผ ๋”๋ธ” ํด๋ฆญํ•˜๊ณ  MQTT ๋ธŒ๋กœ์ปค์—์„œ ๋ฐ์ดํ„ฐ๋ฅผ ๋ณด๋ƒˆ๋˜(publish) ํ† ํ”ฝ(topic)์„ ๋˜‘๊ฐ™์€ ์ด๋ฆ„์œผ๋กœ ํ† ํ”ฝ ์ฐฝ์— ์ž…๋ ฅ.
    (๊ทธ๋ฆฌ๊ณ  ๋งŒ์•ฝ ์„œ๋ฒ„๊ฐ€ ์ง€์ •๋˜์ง€ ์•Š์•˜๋‹ค๋ฉด, ์—ฐํ•„ ๋ชจ์–‘ ๋ฒ„ํŠผ์„ ๋ˆ„๋ฅด๊ณ , ์„œ๋ฒ„ ์ฐฝ์—์„œ MQTT Broker ์‚ฌ์ดํŠธ์— ๋“ค์–ด๊ฐˆ ์žˆ๋˜ Host ์ฐฝ์˜ ์ฃผ์†Œ๋ฅผ ํˆฌ์ž… ๋ฐ ํฌํŠธ "1883" ์ž…๋ ฅ.)

    Node-RED ์™ธ ํŽ˜์ด์ง€ 3๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_07_54

  3. dashboard ๊ธฐ๋Šฅ์„ ๊ฐ€์ง„ "text"ํ•˜๊ณ  "gauge"๋„ ํ”Œ๋กœ์šฐ ์ฐฝ์— ๋‘๊ธฐ.

    Node-RED ์™ธ ํŽ˜์ด์ง€ 3๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_09_12

  4. "text", "gauge" ๋ณด๋“œ๋ฅผ ๋”๋ธ” ํด๋ฆญํ•ด "Group" ์ง€์ •ํ•˜๊ธฐ.

    Node-RED ์™ธ ํŽ˜์ด์ง€ 3๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_17_07

  5. ์ €๋ฒˆ 11๋ฒˆ์งธ ๋ณด๊ณ ์„œ()์— ์žˆ๋Š” ์ฝ”๋“œ๊ฐ€ ์—…๋กœ๋“œ ๋˜์–ด ์žˆ๋Š” DHT11์ด ์—ฐ๊ฒฐ๋œ ESP32ํ•˜๊ณ  ์ปดํ“จํ„ฐ๋ฅผ ์—ฐ๊ฒฐํ•˜๊ณ , ESP32๋ฅผ ์‹คํ–‰ํ•ด UI์ฐฝ์˜ "text"ํ•˜๊ณ  "gauge"์˜ ๊ฐ’์ด ๋ณ€ํ•œ๋‹ค๋ฉด ์„ฑ๊ณต.

    Node-RED ์™ธ ํŽ˜์ด์ง€ 3๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_20_54 Node-RED ์™ธ ํŽ˜์ด์ง€ 3๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_21_00

  6. ์Šต๋„์˜ ๊ฐ’์„ ๋Œ€์‹œ๋ณด๋“œ์—์„œ ์ถœ๋ ฅํ•˜๊ณ  ์‹ถ์„ ๋•Œ๋„ ์œ„์™€ ๊ฐ™์€ ๊ณผ์ •์„ ๋ฐ˜๋ณตํ•œ๋‹ค๋ฉด ๋˜‘๊ฐ™์ด ์ถœ๋ ฅ๋จ.

๋ฒˆ์™ธ -๋Œ€์‹œ๋ณด๋“œ UI์ฐฝ ์œ„์น˜ ๋ณ€๊ฒฝํ•˜๊ธฐ-

    2023-05-26

  1. dashboard ์ฐฝ์— ๋“ค์–ด๊ฐ€ ํ•ด๋‹น ๋ฒ„ํŠผ ํด๋ฆญ.

    Node-RED ์™ธ ํŽ˜์ด์ง€ 4๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_28_39

  2. ํ•ด๋‹น ์ฐฝ์ด ๋œจ๋Š” ๊ฒƒ์„ ํ™•์ธ.

    Node-RED ์™ธ ํŽ˜์ด์ง€ 4๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_29_20

  3. "width" ๊ฐ’์„ ๋ฐ”๊พธ๋ฉด์„œ ์›ํ•˜๋Š” ๋Œ€๋กœ dashboard ์œ„์น˜ ๋ฐ”๊พธ๊ธฐ. (์ž๋ฌผ์‡  ๋ฒ„ํŠผ์„ ๋ˆŒ๋ ค์•ผ width ๊ฐ’์„ ๋ฐ”๊ฟ”๋„ dashboard ๋ณด๋“œ์˜ ํฌ๊ธฐ๊ฐ€ ์œ ์ง€๋˜๊ณ , ํฌ๊ธฐ๋ฅผ ์›ํ•˜๋Š” ๋Œ€๋กœ ๋ฐ”๊ฟ€ ์ˆ˜ ์žˆ์Œ.)

    Node-RED ์™ธ ํŽ˜์ด์ง€ 3๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_21_00 Node-RED ์™ธ ํŽ˜์ด์ง€ 4๊ฐœ - ๊ฐœ์ธ - Microsoftโ€‹ Edge 2023-05-26 ์˜คํ›„ 8_29_30

  4. UI ์ฐฝ์— ๋ณ€ํ™”๊ฐ€ ์žˆ๋Š” ๊ฒƒ์„ ํ™•์ธ๋˜๋ฉด ์„ฑ๊ณต์ ์œผ๋กœ UI ์„ค์ • (์ƒ๋‹จ์˜ ์‚ฌ์ง„์ด UI ์œ„์น˜ ์„ค์ •ํ•˜๊ธฐ ์ „, ํ•˜๋‹จ์˜ ์‚ฌ์ง„์ด ์„ค์ • ํ›„์˜ ๋ชจ์Šต)

์ด๋ฒˆ ์‹ค์Šต์„ ํ†ตํ•ด ์•Œ๊ฒŒ ๋œ ์ 

  • "mqtt in"๋ณด๋“œ๋ฅผ ํ”Œ๋กœ์šฐ ์ฐฝ์— ๋‘๊ณ  MQTT Broker ์‚ฌ์ดํŠธ์˜ Host ์ฐฝ์— ์žˆ๋Š” ์ฃผ์†Œ๋ฅผ ์„œ๋ฒ„๋กœ ์ •ํ•ด์•ผ Node-Red๋กœ ๋ฐ์ดํ„ฐ๋ฅผ ๋ณด๋‚ผ ์ค€๋น„๊ฐ€ ๋๋‚ฌ๋‹ค๋Š” ๊ฒƒ์„ ์•Œ๊ฒŒ ๋จ.
  • dashboard UI์ฐฝ์„ ๋ฐ”๊พธ๋Š” ๋ฒ•์„ ์•Œ๊ฒŒ ๋จ.

์ด๋ฒˆ ์‹ค์Šต์—์„œ ์–ด๋ ค์› ๋˜ ์ ๊ณผ ํ•ด๊ฒฐ ๋ฐฉ์‹

  • mqtt in ๋ณด๋“œ๊ฐ€ ์„ฑ๊ณต์ ์œผ๋กœ ์‚ฌ์šฉ๋˜๊ณ , dashboard ์ข…๋ฅ˜์˜ ๋ณด๋“œ๋ฅผ ์—ฐ๊ฒฐํ–ˆ๋Š” ๋ฐ๋„ UI์ฐฝ์˜ ๊ฐ’์ด ๋ณ€ํ•˜์ง€ ์•Š์•„ ๋ญ˜ ๋น ๋œจ๋ ธ๋‚˜ ์ƒ๊ฐ์ด ๋“ค์—ˆ์œผ๋‚˜, ์‹œ๊ฐ„์ด ์ง€๋‚˜๋‹ˆ ๊ฐ’์ด ๋ณ€ํ™”ํ•œ ๊ฒƒ์ด ํ™•์ธ๋จ.
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