LMB162GBY - topwaydisplay.com
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1. 8 4 4 DISPLAY 10 5 DESIGN AND HANDLING PRECAUTION 11 URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 2 of 11 TOPWAY LCD Module User Manual LMB162GBY 1 Basic Specifications 1 1 Display Specifications 1 LCD Display Mode STN YG Positive Transmissive 2 Display Color Display Data 1 Deep Blue 1 Display Data 0 Yellow Green 2 3 Viewing Angle 6H 4 Driving Method 1 16 duty 1 5 bias 5 Back Light Yellow Green LED backlight Note 1 Color tone may slightly change by Temperature and Driving Condition 2 The Color is defined as the inactive background color 1 2 Mechanical Specifications 1 Outline Dimension 122 0 x 44 0 x 14 1MAX See attached Outline Drawing for details 1 3 Block Diagram LCD Panel 16 x 2 Char 5x8dots A RO X E LED Backlight Circuit 5 3 x 8 2 O 0 GO o W o 8 9 8 5170660 577065 or or BLK equivalent equivalent VDD VSS DBO 087 RS R W URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 3 of 11 TOPWAY 1 4 Terminal Functions LCD Module User Manual LMB162GBY Pin Pin No N Descriptions ame 1 VSS Power Power supply Ground 02. Application Pin Operating Voltage Vpp 4 7 5 0 5 3 V VDD Input High Voltage Vin 0 8xVpp V RS R W E DBO DB7 Input Low Voltage Vss 0 5 V Output High Voltage Vou 0 7xVpp V 0 1 DBO 7 Output Low Voltage VoL Vss 0 5 V lo 0 1 DBO DB7 Operating Current lop 2 0 5 0 mA VDD VSS 3 2 LED Backlight Circuit Characteristics Vgi 70V Ifa 240 Top 25 C Items Symbol MIN TYP MAX Unit Applicable Pin Forward Voltage 5 0 V BLA Forward Current 240 320 mA BLA Cautions Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime BLA BLK URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 5 of 11 TOPWAY LCD Module User Manual LMB162GBY 3 3 AC Characteristics Vss 0V 5V Top 25 C Item Symbol MIN TYP MAX Unit E cycle time tc 1500 ns E high level width tpw 175 ns E rise time tr 20 ns E fall time tf 20 ns Address set up time tas 5 ns Address hold time tah 13 ns Data set up time tdsw 50 ns Data delay time tddr 125 ns Data hold time th 13 ns RS R W DBO 087 RS R W DBO 087 Host Read Timing Diagram URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz c
3. Set DDRAM Set DDRAM address in address counter address Check the system status and get the address counter content AC6 ACO BF 1 busy BF 0 ready Read Busy flag amp address Write data to RAM Write the data into internal RAM where the address counter pointing at 3 D2 D1 00 Read data from RAM Read the data from internal RAM where the D1 BD address counter pointing at Note 1 Do not use any other command not listed or the system malfunction may result 2 For the details of the Display Commands please refer to ST7066U datasheet URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 10 of 11 TOPWAY LCD Module User Manual LMB162GBY 5 Design and Handling Precaution URL The LCD panel is made by glass Any mechanical shock eg dropping form high place will damage the LCD module 2 Do not add excessive force on the surface of the display which may cause the Display color change abnormally 3 The polarizer on the LCD is easily get scratched If possible do not remove the LCD protective film until the last step of installation 4 Never attempt to disassemble or rework the LCD module 5 Only Clean the LCD with Isopropyl Alcohol or Ethyl Alcohol Other solvents eg water may damage the LCD 6 When mounting the LCD module make sure that it is free form twisting warping and distortion 7 Ensure to provide enough spa
4. 2 VDD Power Positive power supply 3 NC Power No connection leave open 4 RS Input Register Select RS HIGH transferring display data RS LOW transferring instruction data 5 R W Input Read Write Control R W HIGH Read mode selected R W LOW Write mode selected 6 E Input Data Enable 7 DBO Bi directional tri state Data bus In 8 bit mode DBO DB7 are in use 14 DB7 In 4 bit mode DB4 DB7 are in use DBO DB3 leave open 15 BLA Power Backlight positive supply 16 BLK Power Backlight negative supply URL www topwaydisplay com Document LMB162GBY Manual Rev0 1 doc www topwaysz com Page 4 of 11 TOPWAY LCD Module User Manual LMB162GBY 2 Absolute Maximum Ratings Items Symbol Min Max Unit Condition Supply Voltage Vop 0 6 0 V Vss OV Input Voltage Vin 0 V Vss OV Operating Temperature Top 20 70 No Condensation Storage Temperature Tst 30 80 No Condensation Cautions Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability 3 Electrical Characteristics 3 4 DC Characteristics Vss 0V Vpp 5 0V Top 25 C Items Symbol MIN TYP MAX Unit Condition
5. Code Rom Please refer to ST7066U 0A Data sheet URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 9 of 11 TOPWAY LCD Module User Manual LMB162GBY 44 Display Commands Clear Display Write 20h to DDRAM and set DDRAM address AC to 0 Return Set DDRAM address to 00h and return cursor to its original position if shifted Home DDRAM contents are not change Set cursor moving direction and specify display do MEM shift during data read and write of DDRAM and Entry Mode ME EE MEM CGRAM Set DIM S 1 screen shifting S 0 no screen shifting ee MEM lt 1 AC AC 1 and if S71 screen shift left 0 0 AC AC 1 and if S70 screen shift right i bd d d D 1 display on D 0 display off Soe 1 C 1 cursor on C B 1 cursor blinking on 0 cursor blinking off Move the cursor or shift the display where Cursor or E NEN DDRAM contents 7 Display Shift S C 1 shift screen S C 0 shift cursor j i j i j i j i R L 1 to right side R L 0 to left side if S C 1 AC will not be changed Function i i i i DL 1 8 bit interface DL 0 4 bit interface Set 1 1 2 line display N 0 1 line display i F 1 5x11 dots font F 0 5x8 dots font Set CGRAM Set CGRAM address in address counter address
6. E RA TID SELF ACA IR SHENZHEN TOPWAY TECHNOLOGY CO LTD LMB162GBY LCD Module User Manual Prepared by Checked by Approved by Descriptions Release Date Preliminary release 2008 06 14 URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 1 of 11 TOPWAY LCD Module User Manual LMB162GBY Table of Content 1 BASIC SPECIFICATIONS 5 siccczdecvzscescaiecctseedeceusecstsdesuchtsaucesunce FEE FERE YER v S Enea ak RR EYE NL Rex e Ta Pa ade 3 1 1 DISPLAY SPECIFICATIONS sspe Ret dot 3 1 2 MECHANICAL SPECIFICATIONS 3 1 3 BEOCK DIAG RAM iz 3 1 4 TERMINAL CREME 4 2 ABSOLUTE MAXIMUM 5 3 ELECTRICAL CHARACTERISTICS ei taken IE es EEEEERE CO RE ER CE XM GTRER I2X 0n FOE DER ARI AR atu EE FUIL CURE 5 3 1 Ibiexei eiie MEME 5 3 2 LED BACKLIGHT CIRCUIT CHARACTERISTICS 5 3 3 AC CHARACTERISTICS MMMMMMMMMMMMEEEEEEEEEEEEEEEEEEEEEMNMMMM 6 4 FUNCTION SPECIFICATIONS 7 4 1 BASIC 7 4 2 RESETTING THE LCD MODULE 7 4 3 DISPLAY MEMORY
7. ce with cushion between case and LCD panel to prevent external force adding on it or it may cause damage to the LCD or degrade the display result 8 Only hold the LCD module by its side Never hold LCD module by add force on the heat seal or TAB 9 Never add force to component of the LCD module It may cause invisible damage or degrade of the reliability 10 LCD module could be easily damaged by static electricity Be careful to maintain an optimum anti static work environment to protect the LCD module 11 When peeling off the protective film from LCD static charge may cause abnormal display pattern It is normal and will resume to normal in a short while 12 Take care and prevent get hurt by the LCD panel sharp edge 13 Never operate the LCD module exceed the absolute maximum ratings 14 Keep the signal line as short as possible to prevent noisy signal applying to LCD module 15 Never apply signal to the LCD module without power supply 16 IC chip eg TAB or COG is sensitive to the light Strong lighting environment could possibly cause malfunction Light sealing structure casing is recommend 17 LCD module reliability may be reduced by temperature shock 18 When storing the LCD module avoid exposure to the direct sunlight high humidity high temperature or low temperature They may damage or degrade the LCD module www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 11 of 11
8. lled into DDRAM as normal character User defined CGRAM CGRAM Data Font Pattern Character Addr Code ess D7 D5 D4 DO 00h 5x8 dots 08h 06h Not Use font pattern 07h 08h 01h 09h 5x8 dots 09h OEh font pattern OFh 10h 02h 11h 5x8 dots OAh 16h font pattern 18h 03h b 5x8 dots OBh 1Eh font pattern 21h 5x8 dots On 26h Horae font pattern 05h 29h 5x8 dots ODh 2Eh REESE font pattern 30h 06h Sih 5x8 dots OEh 36h font pattern 07h 39h 5 x 8 dots OFh 3Eh font pattern 3Fh CGRAM Address Map URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 8 of 11 TOPWAY LCD Module User Manual LMB162GBY 4 3 2 Display Data RAM DDRAM ROM Characters Character Code 10h FFh could be written into DDRAM for displaying the Character 5x8 dots font User defined Characters Character Code 00h 07h stored in CGRAM could also be use Calling Character Code 08h OFh will call out User defined Characters 00h 07h respectively DDRAM Address 00h 01h 02h 03h OCh ODh OEh OFh 16 x 2 Characters 5x8 dots font 40h ET 42h 43h ACh 4Dh 4Eh ZEA DDRAM Address DDRAM Address Map Note 1 The mapping is based on top view of the LCD module 2 N 1 2 line display 3 F 0 5x8 dots font 4 D 1 display on 4 3 3 Character
9. om Page 6 of 11 TOPWAY LCD Module User Manual LMB162GBY 4 Function Specifications 41 Basic Setting To drive the LCD module correctly and provide normally display please use the following setting N 1 2 line display F 0 5x8 dots font D 1 display on Note 1 These setting commands should issue to the LCD module while start up 2 See the Display Commands section for details 4 2 Resetting the LCD module When turning on the VDD and VSS power supply LCD module will execute the reset routine automatically It takes about 50ms After the reset routine the LCD module status will be as follow Display clear DL 1 8 bit interface N20 1 line display 0 5x8 dot character font D 0 Display off C20 Cursor off 0 Blinking off VDz1 Increment by 1 S 0 No shift Note 1 Reset routine could not generate the Basic Setting URL www topwaydisplay com Document Name LMB162GBY Manual Rev0 1 doc www topwaysz com Page 7 of 11 TOPWAY LCD Module User Manual LMB162GBY 43 Display Memory There are two main memory areas in the LCD module for display Character Generator RAM CGRAM Display Data RAM DDRAM 4 3 1 Character Generator RAM CGRAM Character Generator RAM is for storing the User defined Characters 5x8 dots font Totally 8 User defined Characters character code 00h 07h could be created The User defined Character Codes are 00h and 07h They could be ca
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