NHD-0220WH-MTGH-JT#E

Product Specification NHD-0220WH-MTGH-JT#E Newhaven Display International, Inc. 2661 Galvin Court, Elgin, IL 60124 USA Ph: 847.844.8795 | Fx: 847.844.8796 www.newhavendisplay.com REACH Compliant RoHS Compliant Table of Contents Document Revision History ……………………………………………………………………………………………………………………..…. 2 Functions and Features …………………………………………………………………………………………………………………..………….. 2 Mechanical Drawing ………………………………………………………………………………………………………..…………….….……... 3 Pin Description ……………………………………………………………………………………………………………………………….….……… 4 Electrical Characteristics ……………………………………………………………………………….…………………………………….…….. 4 Optical Characteristics ………………………………………………………………………………………………………………………………… 5 Driver Information ……………………………………………………………………………………………………..………………………………. 5 Table of Commands ……………………………………………………………………………………………………………….…………………… 6 Time Characteristics …………………………………………………………………………………………………………………………………… 7 Built-in Font Table ………………..……………………………………………………………………………………..………………………..….. 9 Example Initialization Program …………………………………………………………………………..……………………………….…... 10 Quality Information ………………………………………………………………………………………………….………………………………. 12 Additional Resources ➢ Support Forum: http://www.nhdforum.newhavendisplay.com ➢ Github: https://github.com/newhavendisplay ➢ Example Code: https://www.newhavendisplay.com/example_code.html ➢ Knowledge Center: https://www.newhavendisplay.com/knowledge_center.html ➢ Quality Center: https://www.newhavendisplay.com/quality_center.html ➢ Precautions for using LCDs/LCMs: https://www.newhavendisplay.com/specs/precautions.pdf ➢ Warranty / Terms & Conditions: https://www.newhavendisplay.com/terms.html 1 Document Revision History Revision Date Description Changed By 0 3/27/2007 Initial Release - 1 2/8/2010 User Guide Reformat BE 2 2/17/2010 Pin description update BE 3 4/30/2010 Updated Backlight Power Supply from 3.5V to 5.0V MP 4 5/12/2010 Updated p/n- Now has ESD Protection MC 5 6/3/2010 Character code, backlight lifetime/voltage updated BE 6 9/24/2010 High and Low level outputs and inputs adjusted MC 7 3/1/2011 Alternate controller information updated AK 8 5/5/2011 Electrical characteristics updated AK 9 5/19/2011 Electrical characteristics updated AK 10 7/21/16 Datasheet Reformat SB 11 6/5/17 Electrical & Optical Char. Updated NP 12 5/1/19 Supply Current Updated SB 13 9/13/21 Updated Electrical Characteristics & Mechanical Drawing ZP Functions and Features • • • • • • 2 lines x 20 characters Built-in controller (ST7066U) +5.0V Power Supply 1/16 duty, 1/5 bias ESD Protection RoHS Compliant 2 1 A 2 3 Mechanical Drawing 4 5 6 SYMBOL 7 8 REVISION DATE A 146.0 0.5 3.5 139.0 1.5 P2.54*15=38.1 B 4- 3.5PTH 4- 5.0PAD 9.1 B 16 A 7.0 18.97(AA) 23.0(VA) 33.8 36.0 43.0±0.5 1 13.7Max 16- 1.0PTH 16- 1.8PAD 1.8 2.5 19.0 13.0 11.0 5.6 3.5 18.0 K 8- 1.0 C C 13.58 118.84(AA) 11.5 123.0(VA) 1.6 134.0 LED B/L 6.0 4.84 0.98 0.92 F Notes: 1. Driver: 2. Voltage: 3. Display Mode: 4. Op mal View: 5. Backlight: 6. Driver IC: 1 1/16 Duty, 1/5 Bias 5.0V VDD, 4.5V VLCD STN Posi�ve / Gray / Transflec�ve 6:00 White LED ST7066U 8/4-Bit MPU Interface 2 3 4 1.1 9.75 9.22 1.16 D E 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Vss Vdd Vo RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 A K D E Standard Tolerance: (Unless otherwise specified) Linear: ±0.3mm Unless otherwise specified: • Dimensions are in Millimeters • Third Angle Projection DOT SIZE SCALE 5/1 5 Revision: Drawing/Part Number: NHD-0220WH-MTGH-JT#E Drawn By: Drawn Date: Z.Palrang 09/13/2019 Approved By: Approved Date: Do Not Scale Drawing Size: Z.Palrang 09/13/2029 - A3 Scale: NS Sheet 1 of 1 This drawing is solely the property of Newhaven Display International, Inc. The information it contains is not to be disclosed, reproduced or copied in whole or part without written approval from Newhaven Display. 6 7 8 F Pin Description and Wiring Diagram Pin No. 1 2 3 4 5 6 7-10 Symbol VSS VDD V0 RS R/W E DB0 – DB3 External Connection Power Supply Power Supply Power Supply MPU MPU MPU MPU 11-14 15 16 DB4 – DB7 LED+ LED- MPU Power Supply Power Supply Function Description Ground Supply Voltage for logic (+5.0V) Supply Voltage for contrast (approx. 0.5V) Register Select signal. RS=0: Command, RS=1: Data Read/Write select signal, R/W=1: Read R/W: =0: Write Operation Enable signal. Falling edge triggered. Four low order bi-directional three-state data bus lines. These four are not used during 4-bit operation. Four high order bi-directional three-state data bus lines. Backlight Anode (48mA @ 3.5V) Backlight Cathode (Ground) Recommended LCD connector: 2.54mm pitch pins Backlight connector: --Mates with: --- 4 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 Current Backlight Supply Voltage Backlight Lifetime Symbol TOP TST VDD IDD VLCD VIH VIL VOH VOL Condition Absolute Max Absolute Max VDD = 5.0V TOP = 25°C - Min. -20 -30 4.5 0.3 4.4 0.7 * VDD VSS 3.9 0 Typ. 5.0 1.6 4.5 - Max. +70 +80 5.5 3.3 4.6 VDD 0.6 VDD 0.4 Unit ⁰C ⁰C V mA V V V V V ILED VLED - ILED = 48mA ILED = 48mA 15 3.4 - 48 3.5 50,000 60 3.6 - mA V Hrs. *The LED Backlight is a current driven device. The brightness is proportional to the amount of current supplied. If the backlight is driven with an external voltage source, a series resistance will need to be selected to ensure the current drain is below the MAX level stated. Optical Characteristics Item Top Bottom Left Right Optimal Viewing Angles Symbol ϕY+ ϕYθXθX+ CR TR TF Contrast Ratio Response Time Rise Fall Condition Min. - CR ≥ 2 TOP = 25°C Typ. 20 40 30 30 3 150 150 Max. 200 200 Unit ⁰ ⁰ ⁰ ⁰ ms ms Controller Information Built-in ST7066U Controller. Please download specification at http://www.newhavendisplay.com/app_notes/ST7066U.pdf DDRAM Address 1 00 40 2 01 41 3 02 42 4 03 43 5 04 44 6 05 45 7 06 46 8 07 47 9 08 48 10 09 49 11 0A 4A 12 0B 4B 13 0C 4C 14 0D 4D 15 0E 4E 16 0F 4F 17 10 50 18 11 51 19 12 52 20 13 53 5 Table of Commands Instruction code Instruction RS R/W DB7 Clear Display 0 0 0 0 0 0 0 0 0 1 Return Home 0 0 0 0 0 0 0 0 1 - Entry mode Set 0 0 0 0 0 0 0 1 I/D SH Display ON/ OFF control 0 0 0 0 0 0 1 D C B Cursor or Display shift 0 0 0 0 0 1 S/C R/L - - Function set 0 0 0 0 1 DL N F - - 0 0 0 1 0 0 1 Set CGRAM Address Set DDRAM Address Read busy Flag and Address Write data To Address Read data From RAM 0 1 BF 1 0 D7 1 1 D7 DB6 DB5 DB4 DB3 DB2 DB1 Write “20H” to DDRAM and set DDRAM address to “00H” from AC Set DDRAM Address to “00H” from AC and return cursor to its original position if shifted. The contents of DDRAM are not changed. Sets cursor move direction and specifies display shift. These parameters are performed during data write and read. D=1: Entire display on C=1: Cursor on B=1: Blinking cursor on Sets cursor moving and display shift control bit, and the direction without changing DDRAM data. DL: Interface data is 8/4 bits N: Number of lines is 2/1 F: Font size is 5x11/5x8 Execution time (fosc= 270 KHZ 1.52ms 1.52ms 37µs 37µs 37µs 37µs AC3 AC2 AC1 AC0 Set CGRAM address in address counter 37µs AC4 AC3 AC2 AC1 AC0 Set DDRAM address in address counter. 37µs AC5 AC4 AC6 AC5 DB0 Description Whether during internal operation or not can be AC6 AC5 AC4 AC3 AC2 AC1 AC0 known by reading BF. The contents of address counter can also be read. Write data into internal RAM D6 D5 D4 D3 D2 D1 D0 (DDRAM/CGRAM). Read data from internal D6 D5 D4 D3 D2 D1 D0 RAM (DDRAM/CGRAM). 0s 37µs 37µs 6 Timing Characteristics Writing data from MPU to ST7066U 7 Reading data from ST7066U to MPU 8 Built-in Font Table 9 Example Initialization Program 8-bit Initialization: /**********************************************************/ void command(char i) { P1 = i; //put data on output Port D_I =0; //D/I=LOW : send instruction R_W =0; //R/W=LOW : Write E = 1; Delay(1); //enable pulse width >= 300ns E = 0; //Clock enable: falling edge } /**********************************************************/ void write(char i) { P1 = i; //put data on output Port D_I =1; //D/I=HIGH : send data R_W =0; //R/W=LOW : Write E = 1; Delay(1); //enable pulse width >= 300ns E = 0; //Clock enable: falling edge } /**********************************************************/ void init() { E = 0; Delay(100); //Wait >40 msec after power is applied command(0x30); //command 0x30 = Wake up Delay(30); //must wait 5ms, busy flag not available command(0x30); //command 0x30 = Wake up #2 Delay(10); //must wait 160us, busy flag not available command(0x30); //command 0x30 = Wake up #3 Delay(10); //must wait 160us, busy flag not available command(0x38); //Function set: 8-bit/2-line command(0x10); //Set cursor command(0x0c); //Display ON; Cursor ON command(0x06); //Entry mode set } /**********************************************************/ 10 4-bit Initialization: /**********************************************************/ void command(char i) { P1 = i; //put data on output Port D_I =0; //D/I=LOW : send instruction R_W =0; //R/W=LOW : Write Nybble(); //Send upper 4 bits i = i 50⁰C,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. 12