PDF datasheet of 191 KB for the PF12864ARF-ANN-H display module. Its 12864 number usually denotes a 128 by 64 dot graphic LCD, one of the most common sizes in embedded equipment, with the suffix setting the variant. The sheet should cover interface pins, voltage ratings, backlight specifications, timing and outline drawing. Technicians rely on such data to trace contrast and supply lines on a failing screen, but should confirm the exact marking on the module before sourcing a substitute.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @acodis_lcd_datasheets_EDID. Enginerys does not host this file.
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