The send command for setting the backlight brightness
Block is used for sending the brightness value of the backlight panel Nextion HMI. Sending of the value is rising edge at the input "Send". The selection panel is made by the editor block.
Selected or created the panel. Existing in the project panel, you can choose from the dropdown list. To create a new panel click the button with the + on the right panel. Window opens added panel.
In this dialog you must select the UART port is connected to the panel, and configure it if necessary. It is also necessary to specify the name of the panel.
In this dialogue there is the possibility to add comments to the panel, create pages and elements included in the page.
The brightness value can be set as a constant, or read from input "Value"