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GMD1620B gmd1621b 2005.05.25 page. 1 ?r???????????? ?????? ???????????? ?????????????????? ???????? ?k?b?c ???????????? GMD1620B gmd1621b overview stanley dot matrix module gmd162*b (16 characters ?~ 2 line) cons ists of lc display, c-mos driver and c-mos lsi to control. the module utilizes 5x7 dot matrix characters to provide full al phanumeric capability. all control, refresh and display functions are executed by a ded icated on-board controller. the module is capable of displaying the full 160-character font set. data interfacing is via 8-bit bi-directional data bus or a 4-bit one. by use of simple control commands, data can be selectively writt en to (or read from) any cursor location and arbitrary fonts can be written to character generator ram. it comes in various variations shown below: ?e?f?l?c?p?u?q?o?a best view ing angle at 6 o ? clock ?e?f?l?c?p?u?q?p?a best view ing angle at 12 o ? clock features ?econtrol lsi built in.(control commands?fdisplay clearreturn hom ecursor presetetc...) ?e5?~7 dot matrix with cursor. ?echaracter generator rom built in. 5??7 font ?g alphanumeric------------96characters japanese----------------64characters ?echaracter generator ram(customer rewritable) 5??7 font ?g 8 characters product specification item specification unit number of characters 16character(width) ?~ 2line(height) ?| dimensions 85.0(width) ?w 36.0(height) ?w 10.5(thickness) mm effective display area 63.5(width) ?w 15.8(height) mm characters size 3.20(width) ?w 5.55(height) mm dot pitch 0.65(width) ?w 0.70(height) mm lcd mode *1 (positive image) tn mode reflective type ?| duty ratio 1/16 duty back light unit ?| ?| interface 4-bit or 8-bit parallel mpu ?| weight approx. 30 g *1?fa property of liquid crystal, as seen in this lcd panel, is t hat it ? s color tone changes with variations in ambient temperature. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 2 absolute maximum ratings ??environmental conditions item minimum maximum remarks operating 0?? +50?? ?| ambient temperature ?i???s?? ?j storage -20?? +70?? ?| humidity *1 there must be no condensation vibration conforms to jis c 60068-2-6?f1999 refer to reliability testing mechanical shock conforms to jis c 60068-2-27:1995 refer to reliability testing corrosive gas there must be no corrosive gas ?| ??1?fta??+40???|?|?|?|?|90%rh max. ta??+40???|?|?|?|?|the a bsolute humidity must be less than 90%rh at ta = +40 c. ??electrical conditions ?ita=0?`+50???j item symbol minimum maximum unit remarks power supply for logic vdd-vss 0 7.0 v input voltage for logic v?h vss vdd v operating voltage for lcd driving vdd-vee 0 13.0 v outer dimensions the tolerance without instruction is ?}0.5mm 58.7 63.5 73.5 80?}0.2 85?}1 p2.54?~7 ??17.78 11.5 15.8 28.5 31?}0.2 36?}1 42.5 4?|?2.5 2.5 2.54 7.62 16?|?1 cn1 10 2?|?1 1 1 15 16 1 2 10.5 max 4.7 1.6 www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 3 electrical specifications ??electrical characteristics - lcd operation ?ita=0?`+50??,duty=1/16?j item symbol minimum typical maximum unit remarks power supply for logic vdd-vss 4.75 5.0 5.25 v ?| input ? high ? voltage vih 2.2 ?| vdd v ?| input ? low ? voltage vil -0.3 ?| 0.6 v ?| output ? high ? voltage voh 2.4 ?| ?| v *1 output ? low ? voltage vol ?| ?| 0.4 v *2 power supply current idd ?| 1.0 3.0 ma *3 operating voltage for lcd driving vdd-vee 3.0 ?| 11.0 v ?| *1?f-ioh=0.205ma *2?fiol=1.2ma *3?fvdd-vss=5v ??block diagram ??dd ram address 1 2 3 4 5 ?e?e?e?e?e?e?e?e 12 13 14 15 16 line1 00 01 02 03 04 0b 0c 0d 0e 0f line2 40 41 42 43 44 4b 4c 4d 4e 4f ram area ?f00h?`27h ?? 40h?`67h (hex) ??example of power supply www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 4 ??electrical characteristics - terminal functions con1,con2 pin no. signal i/o function ?p ?u?r?r gnd?f0v ?q ?u?c?c +5v ?r ?u?d?d lcd driving voltage ?s ?q?r ?h signal to select registers ? 0 ? : instruction register (for write) busy flag ; address counter (for read) ? 1 ? : data register (for read and write) ?t ?q?^?v ?h signal to select read (r) and write (w) ? 0 ? : write mpu ? lcd module ? 1 ? : read mpu ?? lcd module ?u ?d ?h operation start signal for data read or write. ?v ?c?a?o ?w ?c?a?p ?x ?c?a?q ?p?o ?c?a?r ?h?^?n data bus of lower 4 bits having bi-directional port. used for data transfer between the mpu and the module. these four are not used during 4bit operation. ?p?p ?c?a?s ?p?q ?c?a?t ?p?r ?c?a?u ?p?s ?c?a?v ?h?^?n data bus of higher 4 bits having bi-directional port. used for data transfer between the mpu and the module. db7 can be used as a busy flag. ?p?t ?m?b *1 not connected ?p?u ?m?b *1 not connected note: in the module, the data can be sent in either 4-bit 2-o peration or 8-bit 1-operation so that it can interface to both 4 and 8 bit mpu ? s. 1) when interface data is 4bits long, data is transferred using only 4 buses of db4?`db7 and db0?`db3 are not used. data transfer between the module and the mpu complete when 4- bit data is transferred twice. data of the higher 4bits(contents of db4?`db7 when interface data is 8bits long) is transferred first and lower 4bi ts (contents of db0?`db3 when interface data is 8bits long). 2) when interface data is 8bits long, data is transfer red using 8 data buses of db0?`db7. *1: no.15 and no.16 pins are not used in this produt. con2 has no.1 to no.14, does not have no.15 and no.16. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 5 optical characteristics ??characteristics of the lcd panel item symbol minimum typical maximum unit temp. condition 3.4 3.7 - v 50?? ?=20??,??=0?? - 4.3 - v 25?? ?=20??,??=0?? operating voltage for lcd driving (1/16duty) vdd-vee - 4.8 5.0 v 0?? ?=20??,??=0?? rise response time ???? - 95 190 ms 25?? ?=20??,??=0 ?????p fall response time ???? - 150 300 ms 25?? ?=20??,??=0 ?????p contrast ratio ?j 3 - - - 25?? ?=20??,??=0?????q ?1-?2 20 - - ?? 25?? ??=0??,k=1.4 ???r range of viewing angle ?? ?}30 - - ?? 25?? ?=20??,k>1.4 ???r *) measured for lcd panel alone. if heat sources (leds, ccfls , etc) exist in the vicinity, the associated temperature increase must be taken into considera tion. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 6 timing characteristic ??write operation item symbol measuring condition minimum typical maximum unit enable cycle time tcyce refer to the figure 500 ?| nsec enable pulse width pweh refer to the figure 230 ?| ?| nsec enable rise time ter refer to the figure ?| ?| 20 nsec enable fall time tef refer to the figure ?| ?| 20 nsec set-up time tas refer to the figure 40 ?| ?| nsec address hold time tah refer to the figure 10 ?| ?| nsec data set-up time tdsw refer to the figure 80 ?| ?| nsec data hold time th refer to the figure 10 ?| ?| nsec writing data (from mpu to module) www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 7 ??read operation item symbol measuring condition minimum typical maximum unit enable cycle time tcyce refer to the figure 500 ?| ?| nsec enable pulse width pweh refer to the figure 230 ?| ?| nsec enable rise time ter refer to the figure ?| ?| 20 nsec enable fall time tef refer to the figure ?| ?| 20 nsec set-up time tas refer to the figure 40 ?| ?| nsec address hold time tah refer to the figure 10 ?| ?| nsec data delay time tddr refer to the figure ?| ?| 120 nsec data hold time tdhr refer to the figure 5 ?| ?| nsec reading data (from module to mpu) www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 8 instructions www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 9 relationship between cg ram address and character code (dd ram d ata) to character pattern (cg ram data) notes 1. character code bits 0-2 correspond to cgram address bits 3-5 (3bits: 8 characters). 2. cgram address bits 0-2 designate character pattern line posit ion. the 8 th line is the cursor position and display is performed in logical or the c ursor. maintain the 8 th line data, corresponding to the cursor display position in the ? 0 ? , state for cursor display. when the 8 th line data is ? 1 ? , bit 1 lights up regardless of cursor existence. 3. character pattern row positions correspond to cgram data bits 0-4, as shown in the figure (bit 4 being at the left end). since cgram data bits 5-7 are not used for display, these can be used for the general data ram. 4. as shown in the table above, the cgram character patterns are selected when character code bit 4-7 are all ? 0 ? . however, since character code bit 3 is an ineffective bit, the ? r ? display in the character pattern example, is selected by charac ter code ? 00 ? (hexadecimal) or ? 08 ? (hexadecimal). 5. ? 1 ? for cgram data corresponds to selection for display and ? 0 ? for no selection. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 10 correspondence between character codes and character pattern www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 11 reset function the module automatically performs initialization (reset) when po wer is turned on. (using internal reset circuit) the following instructions are ex ecuted in initialization. the busy flag is kept in the busy state (bf=1) u ntil initialization ends. the time is 15 ms. 1) clear display 2) function set dl=1: 8 bits long interface data n =0: 1-line display f =0: 5x7 dot character font 3) display on/off control d =0: display off c =0: cursor off b =0: blink off 4) entry mode set i/d=1: +1 (increment) s =0: no shift 5) ddram selected because initialization may not be performed completely depending on the rise time of the power supply when it is turned on, pay attention to the foll owing time relationship. toff stipulates the time of power off for power supply instantan eous dip or when power supply repeats on and off. notes when the above power supply condition is not satisfied, the inte rnal reset circuit does not operate normally. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 12 initializing by instruction if the power supply conditions for correctly operating the inter nal reset circuit are not met, initialization by instructions becomes necessary. 8-bit initialization www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 13 ??4-bit initialation www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 14 reliability testing ??items of reliability testing no. test item test condition test hours ?p operation in high temperature ta = +50 c all display on (standard operation) 240hours ?q shelf test in high temperature ta = +70 c ?ino operation) 240hours ?r shelf test in low temperature ta = -20 c ?ino operation) 240hours ?s high-temperature, high-humidity test ta = +40 c,rh=90% ?ino operation) 240hours ?t temperature cycle test -20??(30min.) ?? +25??(5min.) ?? +70??(30min) +25??(5min.) ?ino operation) 10cycles ?u vibration test frequency range:10?`55hz total amplitude:1.5mm sweep ratio ?f10?`55?`10 about 1 minute standard ?fjis c 60068-2- 6:1999 ?ino operation) 2 hours for each direction of x, y and z (total 6 hours) ?v mechanical shock peak acceleration?f50 x 9.8 m/s2 length of impact application: 11msec half sine wave standard ?fjis c 60068-2-27:1995 ?ino operation) 3 times for each direction of x, y and z ??criteria visually check the display quality using an lcd module inspectio n tool. a) miss or no function of display. b) damaging or deforming of components. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 15 instruction of use ??handling precautions extra care must be exercised to protect it from a mechanical im pact or shock. because the lc panel is made of glass, it may be broken if a st rong impact is applied to it. the polarizer on the surface of the display gets scratched easi ly. do not press such as tweezers, tools or other hard materials against the polarizer, and do not scratch the polarizer with them. the polarizer may be damaged if it comes into contact with an o rganic solvent. if the display surface becomes stained, remove the stain by app lying cellophane tape, or wipe the display surface lightly using a soft cloth, such as an absorbent cotton cloth with diluted neutral detergent. if water drops adhere to the display surface for a long time, t hey cause discoloring or will become unremovable stains. if these are found on the displ ay surface, wipe them off immediately. the liquid (liquid crystal) inside the liquid crystal panel is a harmful substance. if the liquid crystal panel is broken, do not put the spilled l iquid crystal in the mouth, and if adhere to the skin or clothes, apply soap and wash is aw ay. to prevent damage of lsi and led by static electricity, do elec trostatic measures such as earth bands when you remove the protection film from lcd pan el. this product is designed for use in air-conditioned, no vibrate d and no impacted indoors. and this product has to be used above condition. films such as heat seal and tcp(tape carrier package) are used in the lcd module. when using the lcd module, pay extra attention to avoid damagin g the films. if film is damaged, it causes malfunction display. the following lcd modules uses rubber connector (conducting ela stomer). do not warp or twist at handling. pertinent products: GMD1620B,gmd1621b,GMD1620Bly,gmd1621bly,GMD1620Bsly,gmd1621bsly, gmd2020b,gmd2021b,gmd2020bly,gmd2021bly,gmd2020bsly,gmd2021bsly, gmf32024abtw,gmf32024bsly,gmf64020abtw ??storage precautions do not storage or use the lcd module at high temperature and hi gh humidity. if stored or used at high temperature and humidity, air bubbles may occur or the polarizer may peel off from the surface. when storing the lcd module, put it in an electrically-conductive plastic bag or delivered package, and s tore it at low temperature (+5 to +30??), at low humidity (rh= 30 to 70%) and not in direct sunlight or fluorescent light. use the pure water or distilled water when you use the humidifi er to prevent dryness. do not use tap water because it includes chlorine and it may da mage module. do not store at high temperature such as in direct sunlight or near heating facility. do not store at rapid temperature change ? s place such as in direct sunlight or strong lightings, because it causes condensation. pleas store it in co nstant temperature place. store at no dust, no corrosive gas (exhausting, smoke, nox and sox included in chemical, and so on) and no salinity condition. do not expose to radiation, static electricity and strong magne tic field. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 16 ??operating precautions do not connect it to or disconnect it from the main system when the lcd module is powered on. if the lcd module is stored at temperatures below or above the specified storage temperature limits, it may be malfunction and it may not be res tored even after the temperature is adjusted to the specified storage temperature. optical characteristics (viewing angle and contrast ratio) are depended on lcd driving voltage. please adjust it to achieve optimum contrast ratio in each module. driving voltage (vdd-vo): gmf12064asly, gmf25012gbtw, gmf25012hbtw, gmf32024abtw, gmf32024bsly, gmf32024hbtw, gmf32024hftw, gmf64020abtw driving voltage (vee-vss): gmf32024jbtw, gmf32124jbtw, gmf32024jftw, gmf32124jftw, gmf32024kftw, gmf32124kftw do not use the module in dewy, a lot of moisture, or other solu tions. if even slight condensation occurs or splashes solutions at the terminals of lcd panel, electrochemical reactions will occur on the terminals, and term inal may be damaged and disconnected. please note to prevent rapid temperature changes, because it may causes condensation. do not touch the connector terminals, pwb, and electronic compo nents when the lcd module is operating. especially ccfl connectors are applied high volta ge, and there is a danger of the electric shock. touching them may also cause malfunction of lcd module. each product is designed to operate at specified driving duty r atio. if it is operated at a different duty ratio, it may be malfunction. 1/64 duty drive: gmf12064asly 1/128 duty drive: gmf25012gbtw, gmf25012hbtw 1/200 duty drive: gmf64020abtw 1/240 duty drive: gmf32024abtw, gmf32024bsly, gmf32024hbtw, gmf3 2024hftw, gmf32024jbtw, gmf32124jbtw, gmf32024jftw, gmf3 2124jftw, gmf32024kftw, gmf32124kftw when lc panel is applied the dc voltage, its lifetime is shorte ned rapidly by electrochemical reaction. when using the gmf series lcd module, keep following power supply sequence to prevent the dc voltage being applied to the panel and to prevent the latch-up of cmos-lsi in the module. if the lc driving voltage or various signals are input before t he logic power supply is stabilized, the internal lsi may be damaged due to floating or latch-up phenomena. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 17 ??installation precautions do not remodel or disassemble the lcd module. if it malfunction s after being remodeled or disassembled and assembled again, stanley electric is not li able for such malfunctions. workers have to be grounded by such as earth-bands and put anti static cloths, to prevent electrifying, because cmos-lsi are used in the module. the lcd module is designed to be installed using mounting holes at the four corners. make sure that the display surface is completely flat after it is installed in position. when mounting and installing it, do not warp or twist it and do not apply stress to it. if it is warped or twisted or stress is applied to it, disc oloring may occur, or the lcd may be damaged. to protect the polarizer and the lc panel, install a protective panel, such as a clear acrylic plate. and keep a clearance between the protective pane l and the module to prevent stress to the module. if dirt or dust enters the inside of the lcd module, the displa y quality may be adversely affected. if the lcd module is used in a dusty place, take prec autionary measures to protect it from dust. the metal frame or plastic frame of module is not visual inspec tion subject. it might have some scratches. please design to cover or conceal the meta l frame or plastic frame when it is installed. lighting source such as ccfl/led backlight in the module, is he ated. to note the heat radiation and do not exceed the ambient temperature in the spec ification when it is operating. do not arrange the parts which is damaged by light, because a l cd module has some light leaking at the back and side. gmf32024hbtw and gmf32024hftw are available to exchange its ccf l. when you exchange the ccfl, please note handling and prevent ccfl cracking and im pact to the module. and ccfl have to be exchanged after turn off the power supply, beca use it is applied high voltage. gmf32024abtw fg terminal or pwb ? s installation hole has to be grounded to prevent the lsi malfunction or damage by static electricity. ??precautions for safety there might be some burr at the edge of the metal frame, be car e of the injury. when designing of the installation, the cable for the connector must not come in contact with the metal part such as a metal frame. there is no protection circuit for short-circuit trouble in the module. for safety measures, please built in fuse or shut-down circuit in system p ower supply. www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com
GMD1620B gmd1621b 2005.05.25 page. 18 special notice to customers using the products and technical information shown in this data sheet 1) the technical information shown in these data sheets is limited to the typical characteristics and circuit examples of the referenced p roducts. it does not constitute the warranting of industrial property or the granting of any license. 2) for the purpose of product improvement, the specifications, characteristics, and technical data described in these data shee ts are subject to change without prior notice. therefore, it is recomme nded that the most updated specifications be used in your design. 3) when using the products described in these data sheets, please a dhere to the maximum ratings for operating voltage, heat dissipation characteristics, and other precautions for use which are describ ed in the most updated specifications. we are not responsible for any dama ge which may occur if these specifications are exceeded. 4) the products described in the data sheets were produced to be us ed with standard electronic equipment (oa machines, correspondence equip ment, av apparatus, household appliances and measuring equipment). for us es other than those described above, high reliability and safety are requ ired. for customers planning to use these products for applications that c ould result in failure or malfunction liable to have a direct adverse effect on human life or body (aircraft, spacecraft, transport machinery , medical apparatus, atomic control equipment etc...), please contact stan ley beforehand. 5) in order to export the products or technologies described in thi s data sheet which are under the ? foreign exchange and foreign trade control law ? , it is necessary to first obtain an export permit from the japane se government. 6) no part of this data sheet may be reprinted or reproduced withou t the prior written permission form stanley electric co., ltd. 7) if you have any questions concerning the products or services of fered in this data sheet, please contact us at your convenience. 8) the latest edition of these data sheets can be obtained from the following addresses. home page address http ://www.stanley-components.com www.datasheet www.datasheet www.datasheet www.datasheet 4u 4u4u 4u .com .com .com .com

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