Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
TextBox1.Text = "Hello VB2010 World......"
End Sub
End Class
作業2 MQTT (Relay + DHT22) 控制 ------- 利用Node-Red 1) 安裝Node-Red https://ithelp.ithome.com.tw/articles/10201795 https://www.youtube.com/watch?v...
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