ME DISPLAYS SPECIFICATIONS FOR LCD MODULE CCM2040 MICRO ELECTRONICS CORPORATION 3375 Scott Blvd. Suite 222 Santa Clara CA 95054 Tel: 408-988-1101 Fax: 408-988-7626 Email: [email protected] Http://www.microelect.com ME DISPLAYS CCM2040 20 x 4 lines Character • FEATURES Number of Characters Display Font Built-in Controller Input Data Power Supply Duty Cycle Options 20 characters x 4 lines 5 x 8 dots HD44780 or Comp 4 Bits or 8-Bits Interface +5 V Single Power 1/16 Duty EL/LED Backlight, TN/STN • MECHANICAL PARAMETERS Module Size Module Size with LED Backlight Viewing Area Size Dot Size Dot Pitch 98.0W x 60.0H x 11.0T mm 98.0W x 60.0H x 12.7T mm 76.0W x 25.2H mm 0.60 x 0.60 mm 0.65 x 0.65 mm • ABSOLUTE MAXIMUM Item Power Supply for Logic Power Supply for LCD Drive Input Voltage Operating Temperature Storage Temperature Symbol Vdd Vlcd Vi Ta Tstg Min. -0.3 0 Vss 0 -20 • ELECTRICAL CHARACTERISTICS (Vdd=5.0V ± 5%, Ta=25C) Item Symbol Conditions Power Supply for Logic Vdd -Op. Voltage for LCD Vdd-Vo -Input “High” Voltage Vih -Input “Low” Voltage Vil -Output “High” Voltage Voh - Ioh = 0.2mA Output “Low” Voltage Vol Iol = 1.2mA Power Supply Current Idd Vdd = 5.0V Micro Electronics Corp Max +7.0 13.5 Vdd +50 +70 Min 4.5 -2.2 -0.3 2.4 --- Typ -5.0 ----1.0mA Unit V V V C C Max 5.5 -Vdd 0.6 -0.4 3.0 U V V V V V V mA Http://www.microelect.com ME DISPLAYS • PIN ASSIGNMENT No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 • CCM2040 20 x 4 lines Character Symbol Vss Vdd Vo RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 A K Level ---H/L H/L H, HL H/L H/L H/L H/L H/L H/L H/L H/L --- Pin Description Ground Supply Voltage for Logic LCD Contrast Adjust Register Select Read / Write Enable Data Bit 0 Data Bit 1 Data Bit 2 Data Bit 3 Data Bit 4 Data Bit 5 Data Bit 6 Data Bit 7 Backlight Backlight Function 0V 5V By User H: Data, L: Instruction Code H: Data Read, L: Data Write Enable Signal 8-Bit Interface 8-Bit Interface 8-Bit Interface 8-Bit Interface 4 or 8-Bit Interface 4 or 8-Bit Interface 4 or 8-Bit Interface 4 or 8-Bit Interface Power Supply for Backlight Power Supply for Backlight BLOCK DIAGRAM Micro Electronics Corp Http://www.microelect.com • DIAGRAM CCM2040 • ENVIRONMENTAL CONDITIONS Item Ambient Temperature (Ta) Operating Min Max 0°C 50°C -20°C Vibration Shock Corrosion Gas • 70°C --- Non-Operating Min Max -20°C 70°C -30°C 80°C 0.5G -3G -No Corrosion Gas 2G 50G Remarks Normal Temperature Type Extended Temperature Type 2 G=9.8 m/s XYZ Directions OPTICAL CHARACTERISTICS TN TYPE Item Viewing Angle Contrast Ratio Symbol ∅2-∅1 K Response Time (Rise) tr Response Time (Fall) tf STN TYPE Item Viewing Angle Contrast Ratio Symbol ∅2-∅1 K Response Time (Rise) tr Response Time (Fall) tf Micro Electronics Corp Condition K=1.4 ∅=25° θ=0° ∅=25° θ=0° ∅=25 θ=0° Min 20 -- Typ -3 Max --- Unit Deg -- -- 200 250 ms -- 200 300 ms Condition K=1.4 ∅=25° θ=0° ∅=25° θ=0° ∅=25 θ=0° Min 40 3 Typ --- Max --- Unit Deg -- -- 200 300 ms -- 250 350 ms Http://www.microelect.com • BACKLIGHT CHARASTERISTICS EL BACKLIGHT Electrical Data Parameter Power Supply Wave Shape Frequency Efficiency η Capacity Operating Current Optical Data Parameter Power Supply Luminous Intensity Emission Homogenity Useful Life Brightness Uniformity (Relative Humidity <80%) Micro Electronics Corp Description Up to max. 230 RMS Sinusoidal Up to max. 3 KHz (dvA/cd) 0.50 nF/cm2 160mA Description 110v 400Hz sinusoidal 69.3 cd/m2 resp 20.4fl Color Green/Blue 500nm x=0.173, y=0.407 ± 5% Unlimited 1000h approx. 80% 5000h approx. 50% Http://www.microelect.com LED BACKLIGHT Characterisitcs Low Voltage Driving (DC) is available without invertor No noise occurrence Life : 20K Hours Item Symbol Conditions Rating Power Dissipation Pmax -1960 Forward Voltage Vf Type 4.4 Reverse Voltage Vr min Ir=1400uA 10 Average Forward Current If max Vf=4.4V 350 • AC CHARACTERISTICS (Vdd=5V ± 10%, Vss=0V, Ta=25°C) Write Mode (Writing data from Micom to KS070B) Item Symbol Enable Cycle Time TCYCE Enable Pulse Width High Level PW EH Enable Rise/Fall Time tEr, tEf Address Set-up Time RS, R/W to E tAS Address Hold Time tAH Data Set-up Time tDSW Data Hold Time (Writing) tH Data Hold Time (Reading) tDHR • Min 500 220 -40 10 60 10 10 Unit mW V V mA Max --25 ------ Unit ns ns ns ns ns ns ns ns TIMING CHARACTERISTICS Micro Electronics Corp Http://www.microelect.com • CONTROL AND DISPLAY COMMAND RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Display Clear Return Home Entry Mode Set L L L L L L L L L L L L L L L L L L L L L L L H L H I/D H X SH Display On/Off L L L L L L H D C B Shift L L L L L H S/C R/L X X Set Function L L L L H DL N F X X Set CG RAM Address Set DD RAM Address Read Busy Flag & Address L L L H L L H L H BF Write Data Read Data H H Command CG RAM Address (corresponds to address) DD RAM Address Address Counter Used for Both DD & CG RAM Address L H Write Data Read Data Remark Cursor Moves to First Digit I/D: Set Cursor Move Direction H-Increase L-Decrease SH: Specifies Shift of Display H-Display is Shifted L-Display is Not Shifted D: Display (H-on, L-off) C: Cursor (H-on, L-off) B: Blinking (H-o, L-off) SC: (H-Display Shift, LCursor Move) R/L: (H-Right Shift, L-Left Shift) DL: (H-8 Bits Interface, L-4 Bits Interface) N: (H-2 Line Display, L-1 Line Display) F: (H-5 x 10 Dots, L-5 x7 Dots) CG RAM Data is Sent and Received After this Setting DD RAM Data is Sent and Received After this Setting BF: (H-Busy, L-Ready) -- Reads BF: Indicates Internal Operation is Being Performed. -- Read Address Counter Contents Write Data into DD or CG RAM Read Data from DD or CGRAM