NHD-0220DZ-NSW-FBW

NHD-0220DZ-NSW-FBW Character Liquid Crystal Display Module NHD0220DZNSWFBW- Newhaven Display 2 Lines x 20 Characters Model Transmissive Side White LED Backlight FSTN, Negative 6:00 Optimal View Wide Temperature RoHS Compliant Newhaven Display International, Inc. 2661 Galvin Ct. Elgin IL, 60124 Ph: 847-844-8795 Fax: 847-844-8796 www.newhavendisplay.com nhtech@newhavendisplay.com nhsales@newhavendisplay.com Document Revision History Revision 0 1 2 3 4 5 6 7 8 Date 10/11/07 2/3/10 3/1/11 5/5/11 5/28/14 8/22/17 12/12/19 4/6/20 6/16/20 Description Initial Release User Guide Reformat Alternate controller information updated Electrical characteristics updated Drawing, electrical, and optical characteristics updated Electrical Characteristics Updated Electrical & Backlight Characteristics Updated Backlight Characteristics Updated Updated 2D Mechanical Drawing, Quality Information Functions and Features • • • • • 2 lines x 20 characters Built-in controller (ST7066U) +5.0V Power Supply 1/16 duty, 1/5 bias RoHS compliant [2] Changed by BE AK AK AK SB SB SB AS 1 2 3 4 5 6 SYMBOL 7 8 REVISION DATE A A 116.0 0.5 4.0 C 1 4.0 108.0 A2 1.6 4- 1.0 PTH C LED B/L 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 8.34 2.54 17.78 D 20.00 1 1/16 Duty, 1/5 Bias 5.0V VDD, 4.35V VLCD FSTN Nega�ve / Transmissive 6:00 White LED ST7066U 8/4-Bit MPU Interface 2 3 4 5.55 0.7 0.65 0.65 0.6 NEWHAVEN DISPLAY NHD-0220DZ-NSW-FBW_Rev1A www.newhavendisplay.com Datecode Made in China 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 0.4 F 0.5 12.00 3.2 PIN DETAIL Notes: 1. Driver: 2. Voltage: 3. Display Mode: 4. Op�mal View: 5. Backlight: 6. Driver IC: 2 1 2.5 E 16 CON A1 K1 K4 K3 K3 4- 3.5 PTH 4- 5.5 PAD 15 A4 K2 A2 2 B A3 K2 A1 K1 11.5(AA) 31.2 18.6(VA) A3 37.0 0.5 9.3 29.0 15 11.0 73.5(AA) 15.0 22.25 13.9 MAX 2.5 15.0 16 16.5 91.2 85.0(VA) 7.0 12.75 B 9.2 2.9 13.4 6 1A NHD-0220DZ-NSW-FBW UNLESS OTHERWISE SPECIFIED: DRAWN BY: - DIMENSIONS ARE IN MILLIMETERS DRAWN DATE: - THIRD ANGLE PROJECTION 5 REVISION: DRAWING/PART NUMBER: A. Shah 6/16/20 APPROVED BY: SIZE: A3 A. Shah SCALE: APPROVED DATE: DO NOT SCALE DRAWING NS 6/16/20 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. 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 Adj. Power Supply MPU MPU MPU MPU 11-14 15 16 DB4 – DB7 LED_A LED_K MPU Power Supply Power Supply Function Description Ground Supply Voltage for logic (+5.0V) Power supply for contrast (approx. 0.7V) 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 (+5.0V via on-board resistor) Backlight Cathode (Ground) Recommended LCD connector: 2x8 2.54mm pitch connector [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 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 1.0 4.2 0.7 * VDD VSS 3.9 VSS Typ. 5.0 1.2 4.35 - Max. +70 +80 5.5 1.5 4.5 VDD 0.6 VDD 0.4 Unit ⁰C ⁰C V mA V V V V V ILED VLED VLED = 5.0V - 24 4.9 32 5.0 40 5.1 mA V Optical Characteristics Optimal Viewing Angles Item Top Bottom Left Right Contrast Ratio Response Time Rise Fall Symbol ϕY+ ϕYθXθX+ CR TR TF Condition CR ≥ 2 TOP = 25°C Min. 2 - Typ. 30 60 45 45 5 150 150 Max. 200 200 Controller Information Built-in ST7066U controller. Please download specification at http://www.newhavendisplay.com/app_notes/ST7066U.pdf DDRAM Address 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 12 13 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F 50 51 52 53 [5] Unit ⁰ ⁰ ⁰ ⁰ ms ms 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 DB0 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 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). [6] 0s 37µs 37µs 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 40 msec after power is applied P1 = 0x30; //put 0x30 on the output port Delay(30); //must wait 5ms, busy flag not available Nybble(); //command 0x30 = Wake up Delay(10); //must wait 160us, busy flag not available Nybble(); //command 0x30 = Wake up #2 Delay(10); //must wait 160us, busy flag not available Nybble(); //command 0x30 = Wake up #3 Delay(10); //can check busy flag now instead of delay P1 = 0x20; //put 0x20 on the output port Nybble(); //Function set: 4-bit interface command(0x28); //Function set: 4-bit/2-line command(0x10); //Set cursor command(0x0F); //Display ON; Blinking cursor command(0x06); //Entry Mode set } /**********************************************************/ [11] Quality Information Test Item Content of Test High Temperature storage 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. Low Temperature storage High Temperature Operation Low Temperature Operation High Temperature / Humidity Operation Thermal Shock resistance Vibration test Static electricity test Test Condition Endurance test applying electric static discharge. 2 -30⁰C , 96hrs 1,2 +70⁰C , 96hrs 2 -20⁰C , 96hrs 1,2 +40⁰C , 90% RH , 96hrs 1,2 -20⁰C,30min -> 25⁰C,5min -> 70⁰C,30min = 1 cycle 10 cycles 10-55Hz , 1.5mm amplitude. 60 sec in each of 3 directions X,Y,Z For 15 minutes Air: ±800V, RS=330Ω, CS=150pF Contact: ±600V, RS=330Ω, CS=150pF For 10 Times 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 [12] Note +80⁰C , 96hrs 3