page 49 pin connections pin no. symbol level function 1 v ss - 0v power supply 2 v dd - 5v 3 v l - - 4 rs h/l h: data input l: instruction data input 5 r/w h/l h: data read l: data write 6 e h,h ? l enable signal 7 d0 h/l data bus 8 d1 h/l 9 d2 h/l 10 d3 h/l 11 d4 h/l 12 d5 h/l 13 d6 h/l 14 d7 h/l electrical characteristics (vdd=5.00.25v 25c) parameter sym condition min typ max unit input high voltage v ih - 2.2 - - v input low voltage v il - - - .6 v output high voltage v oh i oh =0.2ma 2.4 - - v output low voltage v ol i ol =1.2ma - - 0.4 v power supply current i dd v dd =5.0v - 1.0 2.2 ma power supply for lcd v dd - v l ta=25c 4.3 - 4.7 v drive method 1/11 duty 2.9 0.7 0.1 0.5 7 . 6 0 . 1 0 . 6 dimension tolerance: +/-0.3mm 4-r1.5 2.5 54.00.5 28.1 12.85 10.5 2.54 1 14 1 2 . 2 7 . 6 8 . 0 1 6 . 0 0 . 3 1 3 . 0 2 . 5 3 1 . 0 3 7 . 0 0 . 5 0 . 5 32.00.3 46.0 11.0 4.0 1 . 6 6 . 5 1 0 m a x dimensional drawing 8 character x 1 line physical data module size....................................54.0w x 37.0h x 10.0t mm viewing area size...........................................32.0w x 16h mm weight..................................................................................15g absolute maximum ratings parameter symbol min max unit supply voltage v dd -v ss 0 7.0 v supply voltage for lcd v dd -v o 0 13.5 v input voltage v in v ss v dd v operating temperature t op 0 50 c storage temperature t stg -20 70 c block diagram d0 - d7 e r/w rs v l v dd v ss lcd controller hd44780 or equivalent lcd panel com 1 - 8 seg 40 features character format ...................................5x10 dots with cursor backlight..................................................................el optional options.tn/gray stn/yellow stn, 12 o?clock/6 o?clock view normal/extended temperature normal/negative displays hdm08111h-1 14- ? 1.0
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