LCD 12864 LCD screen in the use of the process will encounter the phenomenon of flower screen, so do you understand the LCD 12864 LCD screen flower screen common processing methods are there? Here is a detailed introduction:

First move: check whether the connection between LCD 12864 and mainboard interface is loose. It is the most common phenomenon that poor contact leads to “clutter” and “speckled” flower screen.

The second move: check the motherboard and LCD 12864 LCD screen is in the above situation, for example: strong electromagnetic interference, how many volts?

Third move: check whether the main board and LCD 12864 interface are connected reversely, and whether the sequence is consistent with the drawing sequence.

Fourth move: ask suppliers for help.

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