LeighM wrote: ↑

Tue Nov 16, 2021 3:32 pm

Also...
If you stop the mosquitto server as a service, then run with the command

Code: Select all

mosquitto -v

you will get on screen messages that will help,
such as when the client connects etc..

Thanks you for you reply!

This was the screen message, is it got some wrong ?

Thanks Steve-Matrix for the translation. Reply to medelec35 : First, thank you for your reply. I followed your suggestion, check my hardware. (1) Rpi and ESP32 both can be seen on the network. Picture_3.png (2) Rpi IP address matches up with the stated IP within IoT Made Easy component. Picture_4.pn...

大家好， 這是我第一次在論壇上發帖。希望你能幫到我。 我從youtube上看到了這段視頻， 關於如何使用ESP32與 Mqtt 協定的視頻 （https://www.youtube.com/watch?v=efDrZdLGeTY）， 我試圖寫相同的代碼， 但它不工作。 問題1： . fcfx 和 .fcsx 無法像視頻一樣連接。 問題 2 ： AppDev. fcsx 將在 5 秒後自動停止運行。 我用 Rpi4b 是我的 Mqtt 經紀人 （https://www.flowcode.co.uk/wiki/index.php?title=Raspberry_Pi_MQTT_Broker） Pi...