CGM32064 page 1 of 2 m i c r o e l e c t r o n i c s c o r p o r a t i o n micro electronics corporation 3375 scott boulevard suite 222 santa clara, ca 95054 ( (408) 988 - 1101 fax fax (408) 988 - 7626 micro@microelect.com www.microelect.com features: module: 320 x 64 dots with backlight (led matrix, green) display mode: text, graphic, both text and graphic glass type: stn viewing direction: 6 o?clock (bottom view) polarizer mode: positive transflective driving method: 1/64 duty, 1/9 bias ope rating voltage: 13.6v power supply: +5v single power supply internal rom: 128 words character generator rom external display memory: 32 kb max lsi controller: toshiba lcd driver lsi absolute maximum ratings item symbol test condition rating unit power su pply for logic vdd ta = 25 c - 0.3 ~ 7.0 v power supply for lcd drive vdd ? v0 ta = 25 c 0 ~ 15 v input voltage vin ta = 25 c - 0.3 ~ vdd + 0.3 v operating temperature topr -- 0 ~ +50 c storage temperature tstg -- - 20 ~ +70 c electrical characteristi cs item symbol test condition minimum typical maximum unit supply voltage for logic vdd ? vss -- 4.5 5 5.5 v supply voltage for lcd vdd ? vss -- -- -- 15 v supply current for logic idd -- -- 13.8 23 ma supply current for lcd iee -- -- 1.9 3.5 ma opera ting voltage for lcd 0 c -- 14.2 14.4 v (recommended) vdd - vee 25 c -- 13.8 -- v 40 c 12.8 13 -- v input voltage ?high? level vih high level 0.8 vdd -- vdd v input voltage ?low? level vil low level 0 -- 0.2 vdd v mechanical parameters item descri ption unit pcb dimension 200 x 45.2 x 1.6 mm 3 lcd dimension 174.8 x 43.4 x 2.8 mm 3 view dimension 167.3 x 34.0 mm 2 system block diagram
CGM32064 page 2 of 2 m i c r o e l e c t r o n i c s c o r p o r a t i o n micro electronics corporation 3375 scott boulevard suite 222 santa clara, ca 95054 ( (408) 988 - 1101 fax fax (408) 988 - 7626 micro@microelect.com www.microelect.com pin assignment number symbol level function description 1 fgnd 0v frame ground 2 vss 0v ground 3 vdd 5.0v sup ply voltage for logic and lcd+ 4 nc -- no connection 5 wr l write signal 6 rd l read signal 7 ce l chip enable signal 8 c/d h/l h: instruction data; l: display data 9 nc -- no connection 10 rst l reset signal 11 d0 h/l data bit 0 12 d1 h/l data bi t 1 13 d2 h/l data bit 2 14 d3 h/l data bit 3 15 d4 h/l data bit 4 16 d5 h/l data bit 5 17 d6 h/l data bit 6 18 d7 h/l data bit 7 19 fs1 h/l font selection signal (h: 6 x 8 dots; l: 8 x 8 dots) 20 nc -- no connection 21 led+ 5.0v supply voltage fo r led+ 22 led - 0 supply voltage for led - assembly diagram
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