This part is a kind of semiconductor called pg240128aa1.

Function of this product has LCD_Module.

Manufacturers : POWERTIP

Image and pinout :

Some of the text within the PDF file :

PG 240128-A OUTLINE DIMENSION & BLOCK DIAGRAM 72.0 8.0 128.0 114.0 107.95 4- 3.0 PAD4- 7.0 H1 H2 4- 1.0 57.55 74.0 64.0 240 x 128 Dots K 2.0 Negative Voltage Generator BACKLIGHT A K The tolerance unless classified 144.0 x 104.0 114.0 x 64.0 0.40 x 0.40 0.45 x 0.45 0.3mm MECHANICAL SPECIFICATION Overall Size View Area Dot Size Dot Pitch Module W /O B/L EL B/L LED / CCFL B/L H2 / H1 5.2 / 9.8 5.2 / 9.8 9.2 / 13.8 PIN ASSIGNMENT Pin no. 1 2 3 4 5 6 7-14 15 16 17 18 19 20 Symbol Vss Vdd Vo ABSOLUTE MAXIMUM RATING Min. -0.3 0 -0.3 Function Power supply(GND) Power supply(+) Contrast Adjust Command / data select C/D Data read RD Data write WR Data bus line DB0-DB7 Chip enable CE Reset RST Negative output Vee MD2 Select number of columns FS1 Font selection No connection NC Symbol C [ ... ]

pg240128aa1 PDF Datasheet Download