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Hi,
I have the graphic LCD EG2404Y-AR. The LCD have 4 chips T7778A and 1 chip T7900 of Toshiba, but I don't have information about it. I only have documentation about the pin names of the LCD that are:
1--------VDD
2--------VSS
3--------VLCD
4--------LP (Latch Pulse)
5--------FR (Frame Pulse)...
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