1 outline dimension 1 2 2 x 16 1 2 2 x 16 1 2 2 x 16 1 2 2 x 16 JRM-12232B 122*32dots stn/yellow green 1/32duty 1/5bias 2 pin connections n o . s y m b o l f u n c t i o n 1 vdd power suppl y for logic circuit 2 vss power suppl y (0v , g n d ) 3 vo power suppl y for lcd 4 res h 68 series , l 80 series 5 e1 read/write enable s i g n a l ( m a s t e r ) 6 e2 read/write enable signal(sla ve) 7 r/w read/write select s i g n a l 8 a0 l instruction , h d a t a 9~16 db0-db7 da t a bus line 17~18 b a c k l i g h t el supply v o ltage tel:0755-83746588 83999468 f ax:0755-83998518 1 ??? http://www .jiurilcd.com
3 block diagram & interf ace lcd 122*32 sed1520 sed1520 com 1-16 com 17-32 seg 1-61 seg 62-122 a0,/rd,/wr db0-7, /res cs1 cs2 4 power suppl y lcd module vo vdd(+5v) r1 r2 vr vss 5v power input lcd bias circuit tel:0755-83746588 83999468 f ax:0755-83998518 2 r*
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5 electro-optical characteristics p a r a m e t e r s y m b o l c o n d i t i o n m i n t y p m a x unit note ----- electr o nic characteristics ----- logic c i r c u i t supply v o ltage v d d - v s s - - 4 . 5 5 . 0 5 . 5 v 0 c - - - - - - 25 c - - 5 . 0 - - lcd driving v o ltage (norm a l t e m p. type) vdd-vo 50 c - - - - - - v v i h - - 0 . 7 vdd - - v d d v input v o ltage v i l - - v s s - - 0 . 3 v d d v logic supply current idd vdd = 5v - - 1 2 m a ----- t e mperatur e characteristics ----- t op o p e r a t i n g t e m p . 0 5 0 c norm al tem p. type t stg s t orage t e m p . - 1 0 6 0 c t op o p e r a t i n g t e m p . - 2 0 7 0 c extended tem p. type t stg s t orage t e m p . - 3 0 8 0 c tel:0755-83746588 83999468 f ax:0755-83998518 3 ??? http://www .jiurilcd.com
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