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actron gmbh- posthalterring 18 - 85599 parsdorf service@actron.de specification for approval customer : actron gmbh tel- 089-991509-0 model type : lcd module model number : PG12864ers-inn-h edit : 0 customer sign sales sign approved by prepared by no. pt-r-003-1 powertip tech. corp. display devices for better electronic design
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design contents 1. specifications 1.1 features 1.2 mechanical specifications 1.3 absolute maximum ratings 1.4 dc electrical characteristics 1.5 optical characteristics 1.6 backlight characteristics 2. module structure 2.1 count er drawing 2.2 interface pin description 2.3 timing characteristics 2.4 display command 2.5 display pattern 3. reliability 3.1 content of reliability test
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design 1. specifications 1.1 features i dot-matrix structure with 128 dots *64 dots + 4 icons i 1/64 duty, 1/6.2 bias i stn lcd, positive i transflective lcd, gray i 6 o?clock viewing angle i 8 bits parallel data input i el backlight 1.2 mechanical specifications i outline dimensio n : 54.0mm(l)*50.0 mm(w)*7.5mm max.(h) i viewing area : 43.5mm *29.0mm i active are a : 40.92m m *26.92mm i dot size : 0.28mm * 0.35mm i dot pitch : 0.32mm * 0.39mm 1.3 absolute maximum ratings item symbol conditions min. max. unit power supply voltage v dd - 0 6.7 v lcd drive supply voltage v dd -v lc - 0 17 v input voltage v in - -0.3 vdd v operating temperature t opr - -20 5 0 c storage temperature t stg - -30 70 c humidity*1 h d - - 90 %rh 1.4 dc electrical characteristics item symbol condition min. typ. max. unit logic supply voltage v dd - 2.8 5 5.5 v ?h? input voltage v ih - 0.7v dd - v dd v ?l? input voltage v il - 0 - 0.3v dd v lcd driving voltage v lcd v dd -v lc - 8.5 - v idd (el off) 3.0 power supply current idd (el on) flm=71 hz vdd=5.0v vdd-vo=8.5v bl+= 5.0 v (el on) - 20 - ma
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design light (when reflected) z ( q =0 ) 1.5 optical characteristics 1/64 duty, 1/6.2 bias, vopr=8.5v, ta=25 c item symbol conditions min. typ. max reference viewing angle q c > 2.0, ? =0 c 30 - - notes 1 & 2 contrast c q =5 , ? = 0 2 3 - note 3 response time(rise) ton q =5 , ? = 0 - 135ms 270ms note 4 response time(fall) toff q =5 , ? = 0 - 265ms 400ms note 4 note 1: definition of angles q and ? note 2: definition of viewing angles q 1 and q 2 q 1 q 2 viewing angle q ( ? fixed) note : optimum viewing angle with the naked eye and viewing angle q at cmax. above are not always the same. note 3: definition of contrast c note 4: definition of response time brig htness (reflection) of unselected dot (b2) c = ???????????????? brightness (reflection) of selected dot (b1) 0 note:measured with a transmissive lcd operating voltage (v) panel which is displayed 1 cm 2 vopr : operating voltgae ffrm : frame frequency ton : response time (rise) toff : response time(fall) (%) brightness (reflection) brightness (reflection) of selected dot brightness (reflection) of unselected dot cmax. contrast c 2.0 sensor lcd panel x( ? =90 ) light (when transmitted ) x? z? y( ? =0 ) ( q =90 ) ? y?( ? =180 ) q b2 b1
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design 1.6 backlight characteristic the lcd module is backlight using a el backlight . maximum ratings item symbol maximum unit supply voltage vmax 120 vrms supply frequency fmax 1000 hz operating humidity hopr 90 %rh. storage humidity hstg 70 %rh. . using specification item specification unit operating voltage 75~85 vrms frequency 300~400 hz . electrical characteristics item condition unit min typ max initiate intensity cd/m 2 16 20 - cie color coordinate x y 0.2901 0.3608 current density ma/cm 2 0.045 power density mw/cm 2 -- color (inverter) vac 75~85 vrms freq 300~400 hz no.sp4422 white
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design v o 2. module structure 2.1 counter drawing *see appendix 2.2 interface pin description pin no. symbol function 1 v ss power supply for logic gnd 2 vdd power supply for logic (+2.8~5.5v) 3 vo operating voltage for lcd driving 4 d/ i register selection input high =data register low =instruction register (for write) busy flag address counter (for read) 5 r / w r/w signal input is used to select the read/write mode high =read mode, low =write mode 6 e start enable signal to read or write the data 7~14 db0~db7 data bus 15 cs1 chip enable for d2 (segment 1 to segment 64) 16 cs2 chip enable for d3 (segment 65 to segment 128) 17 rst reset signal 18 vee power supply for lcd driving 19 bl+ enable (on/off) for el b/l 20 bl- no connection contrast adjust lcd module v dd 2 3 18 20k w vee
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design 2.3 timing characteristics t c e 2.0v t wl t wh 0.8v t r t f t asu t ah r/w t asu t ah cs1-cs2,d/ i 0.8v 2.0v t dsu t dh db0-7 mpu write timing t c e t wl t wh t r t f r/ w t asu t ah t asu t ah cs1-cs2,d/ i t d t dh db0-7 mpu read timing
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design ac characteristics (vdd=5v 10%, ta=25 ) characteristic symbol min. typ max unit e cycle t c 1000 - - ns e high level width t wh 450 - - ns e low level width t wl 450 - - ns e rise time t r - - 25 ns e fall time t f - - 25 ns address set-up time t asu 140 - - ns address hold time t ah 10 - - ns data set-up time t su 200 - ns data delay time t d - - 320 ns data hold time (write) t dhw 10 - - ns data hold time (read) t dhr 20 - - ns
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design 2.4 display command code instructions r/w d/i db7 db6 db5 db4 db3 db2 db1 db0 functions display on/off 0 0 0 0 1 1 1 1 1 1/0 controls display on/off. ram data and internal status are not affected. (0:off,1:on) display start line 0 0 1 1 display start line (0-63) specifies the ram line displayed at the top of the screen. set page (x address) 0 0 1 0 1 1 1 page (0-7) sets the page (x address) of ram at the page (x address) register. set y address 0 0 0 1 y address (0-63) sets the y address in the y address counter. status read 1 0 busy 0 on / o ff reset 0 0 0 0 reads the status. reset 1: reset 0: normal on/off 1: display off 0: display on busy 1: internal operation 0: ready write display data 0 1 write data writes data db0 (lsb) to db7 (msb) on the data bus into display ram. read display data 1 1 read data reads data db0 (lsb) to db7 (msb) from the display ram to the data bus. has access to the address of the display ram specified in advance. after the access, y address is increased by 1. detailed explanation display on/off r/w d/i db7?????????????.db0 code 0 0 0 0 1 1 1 1 1 d msb lsb the display data appears when d is 1 and disappears when d is 0. though the data is not on the screen with d=0, it remains in the display data ram. therefore, you can make it appear by changing d=0 into d=1.
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design display start line r/w d/i db7?????????????.db0 code 0 0 1 1 a a a a a a msb lsb z address aaaaaa (bin ary) of the display data ram is set in the display start line register and displayed at the top of the screen. figure 1 shows examples of display (1/64 duty cycle) when the start line=0-3. when the display duty cycle is 1/64 or more (ex. 1/32, 1/24 etc.), the data of total line number of lcd screen, from the line specified by display start line instruction, is displayed. see figure 1. set page (x address) r/w d/i db7?????????????.db0 code 0 0 1 0 1 1 1 a a a msb lsb x address aaa (binary) of the display data ram is set in the x address register. after that, writing or reading to or from mpu is executed in this specified page until the next page is set. see figure 2. set y address r/w d/i db7?????????????.db0 code 0 0 0 1 a a a a a a msb lsb y address aaaaaa (binary) of the display data ram is set in the y address counter. after that, y address counter is increased by 1 every time the data is written or read to or from mpu. status read r/w d/i db7???????????? ?.db0 code 1 0 busy 0 on/off reset 0 0 0 0 msb lsb busy when busy is 1, the lsi is executing internal operations. no instructions are accepted while busy is 1, so you should make sure that busy is 0 before writing the next instruction.
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design on/off shows the liquid crystal display conditions: on condition or off condition. when on/off is 1, the display is in off condition. when on/off is 0, the display is in on condition. reset reset=1 shows that the system is being initialized. in this condition, no instructions except status read can be accepted. reset=0 shows that initializing has finished and the system is in the usual operation condition. write display data r/w d/i db7?????????????.db0 code 0 1 d d d d d d d d msb lsb write 8-bit data dddddddd (binary) into the display data ram. then y address is increased by 1 automatically. read display data r/w d/i db7?????????????.db0 code 1 1 d d d d d d d d msb lsb reads out 8-bit data dddddddd (binary) from the display data ram. then y address is increased by 1 automatically. one dummy read is necessary right after the address setting. for details, refer to the explanation of output register in ?function of each block?.
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design start line = 0 start line = 1 start line = 2 start line = 3 figure 1 relation between start line and display com1 com2 com3 com4 com5 com6 com7 com8 com9 com60 com61 com62 com63 com64 com1 com2 com3 com4 com5 com6 com7 com8 com9 com60 com61 com62 com63 com64 com1 com2 com3 com4 com5 com6 com7 com8 com9 com60 com61 com62 com63 com64 com1 com2 com3 com4 com5 com6 com7 com8 com9 com60 com61 com62 com63 com64
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design y address 0 1 2?????????.61 62 63 db0 to page 0 db7 db0 to page 1 db7 db0 to page 6 db7 db0 to page 7 db7 figure 2 address configuration of display data ram x=0 x=6 x=1 x=7
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design 2.5 display pattern each segment driver has 8 pages ram, and each page has 64 x 8 bits ram. d0~d7 are 8 bits transmitted data, write d0 is lsb and d7 is msb.
no.PG12864ers-inn-h rev:0 powertip technology corporation display devices for better electronic design 3. reliability 3.1 content of reliability test environmental test no test item content of test test condition 1 high temperature storage endurance test applying the high storage temperature for a long time. 70 100 hrs 2 low temperature storage endurance test applying the high storage temperature for a long time. -30 100 hrs 3 high temperature operation endurance test applying the electric stress (voltage & current) and the thermal stress to the element for a long time. 70 100 hrs 4 low temperature operation endurance test applying the electric stress under low temperature for a long time. -20 100 hrs 5 high temperature /humidity storage endurance test applying the high humidity storage for a long time. 70 ,90%rh 50 hrs 6 high temperature /humidity operation endurance test applying the electric stress (voltage & current) and temperature / humidity stress to the element for a long time. 70 ,90%rh 50 hrs 7 temperature cycle endurance test applying the low and high temperature cycle. -25 25 75 30min 5min 30min 1 cycle -25 / 75 10 cycle

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