NHD‐12864WX‐T1TFH#
Graphic Liquid Crystal Display Module
NHD‐ 12864‐ WX‐ T1‐ T‐ F‐ H‐ #‐ Newhaven Display 128 x 64 pixels Display Type: Graphic, Tab Type Model White LED Backlight FSTN (+) Transflective, Wide Temp (‐20°C ~ +70°C), 6:00 view RoHS Compliant
Newhaven Display International, Inc.
2511 Technology Drive, Suite 101 Elgin IL, 60124 Ph: 847‐844‐8795 Fax: 847‐844‐8796
www.newhavendisplay.com nhtech@newhavendisplay.com nhsales@newhavendisplay.com [1]
Document Revision History
Revision 0 1 2 3 4 • • • • • • Date 8/22/2008 10/22/2008 3/17/2010 4/14/2010 5/12/2010 Description Initial Release Backlight modification User guide reformat Block diagram/initialization updated Pin description updated Changed by ‐ ‐ BE BE BE
Functions and Features
128 x 64 pixels Built‐in NT7534H Controller +3.3V power supply 1/64 duty cycle Parallel or Serial Interface RoHS Compliant
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Mechanical Drawing
1M ax 6.5 2 .2 1 4 .2 1
+ 0.5 - 0.5
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26.4
1 2 8 * 6 4 D o ts
2.3
67.18
66.08
11.5
9 .4 6
1 .5
49
3.37
49
1
+ 0.5 - 0.5
0 .2
2 - R 0 .7 5
N T 7 5 3 4 H -T A B F 1 -0 4 0 6 0 2
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5.4
7.3
34
0 .3 P 0 .6 * 4 8 = 2 8 .8 22.36 24.01 3 2 .5
+ 15.0 - 0.2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 A K
17.98(VA)
+ 24.22 - 0.2
+ 21.72 - 0.2
15.98(AA)
10Max
VDD VSS C S1B CS2 RES A0
1.5
2.5
20.7
DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 C 86 P /S LED+ LED-
19.5
4.68
1 .0 M A X
0 .2 0 .1 8
6.0
4
0 .5
8 .5 9 .5
+ 0 .3 - 0 .0 5 + -
0.25
0.23 D O T S IZ E S C A L E 2 0 /1
1
18
T h e n o n - s p e c i f i e d t o l e r a n c e o f d i m e n s i o n i s ㊣ 0 .2 m m .
Newhaven Display
Part No. NHD-12864WX-T1TFH#
Pin Description and Wiring Diagram
Pin No. Symbol 1 2 3 4 5 6 7 8 9‐16 17 18 A K VDD VSS CS1B CS2 RES A0 R/W E DB0‐DB7 C86 P/S LED+ LED‐ External Connection Power Supply Power Supply MPU MPU MPU MPU MPU MPU MPU MPU MPU Power Supply Power Supply Function Description Power supply for logic (+3.3V) Ground Active LOW Chip Select Signal for LEFT half of LCD Active LOW Chip Select Signal for RIGHT half of LCD Active Reset signal Register Select. 0: instruction; 1: data Read/Write select signal. R/W=1: Read R/W =0: Write Operation enable signal. Falling edge triggered. Bi‐directional 8‐bit data bus Select MPU interface pin. C86 = H: 6800; C86 = L: 8080 Parallel/Serial select. PS = H: Parallel; PS = L: Serial Power supply for LED Backlight (+3.5V) Ground for Backlight
Recommended LCD connector: 0.6mm pitch, 18 pin FFC. Molex p/n: 52892‐1895 Backlight connector: ‐ Mates with: ‐
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Electrical Characteristics
Item Operating Temperature Range Storage Temperature Range Supply Voltage Supply Current Supply for LCD (contrast) “H” Level input “L” Level input “H” Level output “L” Level output Backlight Supply Voltage Backlight Supply Current Backlight Lifetime Symbol Top Tst VDD IDD VDD‐V0 VIH VIL VOH VOL VLED ILED ‐ Condition Absolute Max Absolute Max ‐ Ta=25°C ‐ ‐ ‐ ‐ VLED=3.5V ILED=32mA Min. ‐20 ‐30 3.0 ‐ ‐ 2.0 0 2.4 ‐ 3.4 28.8 ‐ Typ. ‐ ‐ 3.3 0.18 9.0 ‐ ‐ ‐ ‐ 3.5 32 10,000 Max. +70 +80 3.6 ‐ ‐ VDD 0.8 ‐ 0.4 3.6 50 ‐ Unit ⁰C ⁰C V mA V V V V V V mA Hrs.
Optical Characteristics
Item Viewing Angle ‐ Vertical (top) Viewing Angle ‐ Vertical (bottom) Viewing Angle ‐ Horizontal (left) Viewing Angle ‐ Horizontal (right) Contrast Ratio Response Time (rise) Response Time (fall) Symbol AV AV AH AH Cr Tr Tf Condition Cr ≥ 2 Cr ≥ 2 Cr ≥ 2 Cr ≥ 2 ‐ ‐ Min. ‐ ‐ ‐ ‐ ‐ ‐ ‐ Typ. 30 60 45 45 5 110 260 Max. ‐ ‐ ‐ ‐ ‐ 220 520 Unit ⁰ ⁰ ⁰ ⁰ ‐ ms ms
Controller Information
Built‐in NT7534H. Download specification at http://www.newhavendisplay.com/app_notes/NT7534.pdf
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Table of Commands
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Timing Characteristics
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Example Initialization Program
/*****************************************************/ void data_out(unsigned char i) //Data Output 8‐bit parallel Interface { A0 = 1; //Data register WR1 = 0; //Write enable P1 = i; //put data on port 1 WR1 = 1; //Clock in data } void comm_out(unsigned char i) //Command Output 8‐bit parallel Interface { A0 = 0; //Instruction register WR1 = 0; //Write enable P1 = i; //put data on port 1 WR1 = 1; //Clock in data } /*****************************************************/ /**************************************************** * Initialization For NT7534H * *****************************************************/ void resetLCD() { RES = 0; delay(100); RES = 1; delay(100); } void init_LCD() { CS1 = 0; //Chip Select CS2 = 1; //Chip Select RD1 = 1; //Read disable comm_out(0xA2); //1/9 bias comm_out(0xA0); //ADC select comm_out(0xC8); //COM output reverse comm_out(0xA4); //display all points normal comm_out(0x40); //display start line set comm_out(0x25); //internal resistor ratio comm_out(0x81); //electronic volume mode set comm_out(0x18); //electronic volume comm_out(0x2F); //power controller set comm_out(0xAF); //display on } /*****************************************************/
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Quality Information
Test Item
High Temperature storage Low Temperature storage High Temperature Operation Low Temperature Operation High Temperature / Humidity Operation Thermal Shock resistance
Content of Test
Endurance test applying the high storage temperature for a long time. Endurance test applying the low storage temperature for a long time. Endurance test applying the electric stress (voltage & current) and the high thermal stress for a long time. Endurance test applying the electric stress (voltage & current) and the low thermal stress for a long time. Endurance test applying the electric stress (voltage & current) and the high thermal with high humidity stress for a long time. Endurance test applying the electric stress (voltage & current) during a cycle of low and high thermal stress. Endurance test applying vibration to simulate transportation and use.
Test Condition
+80⁰C , 200hrs ‐30⁰C , 200hrs +70⁰C 200hrs
Note
2 1,2 2
‐20⁰C , 200hrs
1,2
+60⁰C , 90% RH , 96hrs
1,2
Vibration test
Static electricity test
Endurance test applying electric static discharge.
‐20⁰C,30min ‐> 25⁰C,5min ‐> 70⁰C,30min = 1 cycle 10 cycles 10‐55Hz , 15mm amplitude. 60 sec in each of 3 directions X,Y,Z For 15 minutes VS=800V, RS=1.5kΩ, CS=100pF One time
3
Note 1: No condensation to be observed. Note 2: Conducted after 4 hours of storage at 25⁰C, 0%RH. Note 3: Test performed on product itself, not inside a container.
Precautions for using LCDs/LCMs
See Precautions at www.newhavendisplay.com/specs/precautions.pdf
Warranty Information and Terms & Conditions
http://www.newhavendisplay.com/index.php?main_page=terms
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