DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. SPECIFICATIONS FOR LIQUID CRYSTAL DISPLAY ACM2402C SERIES CHARACTER MODULE VER1.1 CUSTOMER APPROVAL 1.POLARIZER OPTIONS: □R=REFLECTIVE □F=TRANSFLECTIVE □N=TRANSMISSIVE NEGATIVE □M=TRANSMISSIVE POSITIVE 2.BACKLIGHT OPTIONS:□N=NONE □E=EL □L=LED (Y-G ) □C=CCFL 3. BACKLIGHT COLOR: □A= AMBER □B= BLUE □G= GREEN □W=WHITE □R= RED □RGB= RED+GREEN+BLUE 4.FLUID OPTIONS: □T=TN □F=FSTN □Y=STN-YELLOW GREEN □G=STN-GRAY □B=STN-BLUE 5. VIEWING DIRECTION: □B=BOTTOM VIEW(6 O’CLOCK) □T=TOP VIEW(12 O’CLOCK) 6.TEMPERATURE RANGE: □ S=STANDARD TEMPERATURE RANGE □H=DUAL POWER,WIDE TEMPERATURE RANGE □W=SINGLE POWER,WIDE TEMPERATURE RANGE 7.OTHERS REQUIREMENT: ※ PART NO. : APPROVAL COMPANY CHOP CUSTOMER COMMENTS DISPLAYTRONIC ENGINEERING APPROVAL DESIGN BY CHECKED BY APPROVED BY ACM2402C SERIES CHARACTER MODULE VER1.1 REVISION RECORD REVISION VER1.1 REVISION DATE 15/6-2006 PAGE CONTENTS MODIFY THE COVER,ADD REVISION RECORD. DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. CONTENT AND 1 ACM2402C SERIES CHARACTER MODULE VER1.1 ※ CONTENTS 1.0 MECHANICAL SPECS 2.0 ABSOLUTE MAXIMUM RATINGS 3.0 ELECTRICAL CHARACTERISTICS 4.0 OPTICAL CHARACTERISTICS (TA=25ºC, VDD= 5.0V±0.25V, TN LC FLUID) 4.1 OPTICAL CHARACTERISTICS (TA=25ºC, VDD= 5.0V±0.25V, STN LC FLUID)’ 5.0 BLOCK DIAGRAM 6.0 PIN ASSIGNMENT 7.0 POWER SUPPLY 8.0 TIMING CHARACTERISTICS 9.0 MECHANICAL DIAGRAM 10.0 RELIABILITY TEST 11.0 DISPLAY INSTRUCTION TABLE 12.0 STANDARD CHARACTER PATTERNS DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 2 ACM2402C SERIES CHARACTER MODULE VER1.1 1.0 MECHANICAL SPECS 1. Overall Module Size 118.0mm(W) x 36.0mm(H) x max 14.0mm(D) for LED backlight version 118.0mm(W) x 36.0mm(H) x max 9.5mm(D) for reflective version 2. Dot Size 0.60mm(W) x 0.65mm(H) 3. Dot Pitch 0.65mm(W) x 0.70mm(H) 4. Duty 1/16 5. Controller IC SPLC780D or compatible 6. LC Fluid Options TN, STN 7. Polarizer Options Reflective, Transflective, Transmissive 8. Backlight Options LED 9. Temperature Range Options Standard (0ºC ~ 50ºC), Wide (-20ºC ~ 70ºC) 2.0 ABSOLUTE MAXIMUM RATINGS Item Symbol Min Typ Max Unit Operating temperature (Standard) Top 0 - 50 ºC Storage temperature (Standard) Tst -10 - 60 ºC Operating temperature (Wide temperature) Top -20 - 70 ºC Storage temperature (Wide temperature) Tst -30 - 80 ºC Input voltage Vin Vss Vdd V Supply voltage for logic Vdd- Vss 2.7 5.0 5.5 V Supply voltage for LCD drive Vdd- Vo 3.0 4.6 6.5 V DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 3 ACM2402C SERIES CHARACTER MODULE VER1.1 3.0 ELECTRICAL CHARACTERISTICS Item Symbol Condition Min Typ Max Unit Input voltage (high) Vih H level 2.2 - Vdd V Input voltage (low) Vil L level 0 - 0.6 V 0ºC - 25ºC 4.3 50ºC 3.9 - -20ºC - 6.4 25ºC 4.3 70ºC 3.6 Idd Vdd=5.0V, fosc=270kHz - 1.5 LED Power Supply Voltage Vfled R=6.8Ω - 5.0 LED Power Supply Current Ifled R=6.8Ω - 120 Recommended LC Driving Voltage (Standard Temp) Recommended LC Driving Voltage (Wide Temp) Power Supply Current Vdd - Vo Vdd -Vo 5.4 4.6 4.6 4.9 4.9 V V 2.0 mA V 300 mA 4.0 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, TN LC fluid) Item Symbol Condition Min Typ Max Unit Viewing angle (horizontal) θ Cr ≥ 4.0 -25 - - deg Viewing angle (vertical) φ Cr ≥ 4.0 -30 - 30 deg Contrast Ratio Cr φ=0°, θ=0° - 2 - Response time (rise) Tr φ=0°, θ=0° - 120 150 ms Response time (fall) Tf φ=0°, θ=0° - 120 150 ms DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 4 ACM2402C SERIES CHARACTER MODULE VER1.1 4.1 OPTICAL CHARACTERISTICS (Ta=25ºC, Vdd= 5.0V±0.25V, STN LC fluid) Item Symbol Condition Min Typ Max Unit Viewing angle (horizontal) θ Cr ≥ 2.0 -60 - 35 deg Viewing angle (vertical) φ Cr ≥ 2.0 -40 - 40 deg Contrast Ratio Cr φ=0°, θ=0° - 6 - Response time (rise) Tr φ=0°, θ=0° - 150 250 ms Response time (fall) Tf φ=0°, θ=0° - 150 250 ms 5.0 BLOCK DIAGRAM U2 1. Vss 2. Vdd 3. Vo SEG1- 40 SEG41- 120 40 4. RS 5. R/W 6. E U1 80 SEG 1 SEG 120 COM 1 ~ LCD 24 X 2 COM 16 16 7. DB0 8 COM16 14. DB7 15/+ BL+ 16/- BL- LED BACKLIGHT DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 5 ACM2402C SERIES CHARACTER MODULE VER1.1 6.0 PIN ASSIGNMENT 7.0 POWER SUPPLY Pin No. Symbol Function 1 Vss Ground 2 Vdd +5V 3 Vo LCD contrast adjust 4 RS Register select 5 R/W Read / write 6 E Enable 7 DB0 Data bit 0 8 DB1 Data bit 1 9 DB2 Data bit 2 10 DB3 Data bit 3 11 DB4 Data bit 4 12 DB5 Data bit 5 13 DB6 Data bit 6 14 DB7 Data bit 7 15/+ BL+ Power Supply for BL+ 16/- BL- Power Supply for BL- Vdd Vo +5V Vr Vss STANDARD TEMP RANGE Vdd Vo +5V Vr -5V Vss WIDE TEMP RANGE Vr = 10KΩ ~ 20KΩ 8.0 TIMING CHARACTERISTICS Item Symbol Test Condition Min. Typ. Max. Unit Enable cycle time tC Fig. a, Fig. b 500 - - ns Enable pulse width tW Fig. a, Fig. b 220 - - ns Enable rise/fall time tR , tF Fig. a, Fig. b - - 25 ns RS, R/W set up time tSU Fig. a, Fig. b 40 - - ns RS, R/W hold time Fig. a, Fig. b 10 - - ns Data delay time tH tD Fig. b - - 120 ns Data set up time tDSU Fig. a 60 - - ns Data hold time tDH Fig. a, Fig. b 20 - - ns DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 6 ACM2402C SERIES CHARACTER MODULE VER1.1 RS R/W VIH1 VIH1 VIL1 t SU VIL1 tH V IL1 VIL1 tW tF VIH1 E VIH1 VIL1 tR VIL1 t DSU VIL1 t DH VIH1 VIH1 DB0~DB7 tH Valid Data VIL1 VIL1 tC Fig. a Interface timing (data write) RS VIH1 VIH1 VIL1 t SU VIL1 tH V IH1 VIH1 R/W tW E VIH1 VIL1 tH VIH1 VIL1 tR t DSU tD DB0~DB7 tF VIH1 VIL1 t DH Valid Data VIL1 VIH1 VIL1 tC Fig. b Interface timing (data read) DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 7 ACM2402C SERIES CHARACTER MODULE VER1.1 9.0 MECHANICAL DIAGRAM DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 8 ACM2402C SERIES CHARACTER MODULE VER1.1 10.0 RELIABILITY TEST Evaluations and Assessment* Storage Condition Content Operation at high temperature and humidity High temperature storage Low temperature storage Oozing Contrast Other Appearances 40ºC,90% RH,240hrs Current Consumption Twice initial value or less none More than 80% of initial value No abnormality 60ºC, 240hrs -20ºC, 240hrs Twice initial value or less Twice initial value or less none More than 80% of initial value More than 80% of initial value No abnormality No abnormality *Evaluations and assessment to be made two hours after returning to room temperature (25ºC±5ºC). *The LCDs subjected to the test must not have dew condensation. DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 9 ACM2402C SERIES CHARACTER MODULE VER1.1 11.0 DISPLAY INSTRUCTION TABLE DESCRIPTION Executing time fosc=250khz 1 Clears Display & Returns to Address 0. 1.64ms 1 x Returns Cursor to Address 0. Also returns the display being shifted to the original position. DDRAM contents remain unchanged. 1.64ms I/D S I/D: Set Cursor Moving Direction I/D=1: Increment I/D=0: Decrement COMMAND R R/ DB DB DB DB S W 7 6 5 4 DB 3 DB 2 Clear Display 0 0 0 0 0 0 0 0 0 Cursor at Home 0 0 0 0 0 0 0 0 Entry Mode Set 0 0 0 0 0 0 0 1 DB 1 DB 0 40µs S: Specify Shift of Display S=1: The display is shifted S=0: The display is not shifted Display ON/OFF Control 0 0 0 0 0 0 1 D C B Display D=1: Display on D=0: Display off Cursor C=1: Cursor on C=0: Cursor off Brink B=1: Brink on B=0: Brink off Cursor / Display Shift 0 0 0 0 0 1 S/C R/L x x Moves cursor or shifts the display w/o changing DD RAM contents S/C=0: Cursor Shift (RAM unchanged) S/C=1: Display Shift (RAM unchanged) R/L=1: Shift to the Right R/L=0: Shift to the Left Function Set 0 0 0 0 1 DL N F x x Sets data bus length (DL), # of display lines (N), and character fonts (F). DL=1: 8 bits F=0: 5x7 dots DL=0: 4 bits F=1: 5x10 dots N=0: 1 line display N=1: 2 lines display 40µs 40µs 40µs Sets CG RAM address. CG RAM data is sent and received after this instruction. 40µs Display Data (DD) RAM Address / Cursor Address Sets DD RAM address. DD Ram data is sent and received after this instruction. 40µs Address counter used for both DD & CG RAM address Reads Busy Flag (BF) and address counter contents. 40µs Write Data Writes data into DDRAM or CGRAM. 46µs Read Data Reads data from DDRAM or CGRAM. 46µs Set CG RAM Address 0 0 0 1 Set DD RAM Address 0 0 1 Busy Flag / Address Read 0 1 B F Write Data 1 0 Read Data 1 1 Character Generator (CG) RAM Address x: Don't Care. DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 10 ACM2402C SERIES CHARACTER MODULE VER1.1 12.0 STANDARD CHARACTER PATTERNS Note: The character generator RAM is the RAM with which the user can rewrite character patterns by program. DISPLAYTRONIC XIAMEN ZETTLER ELECTRONICS CO., LTD. 11