NHD-14432WG-ATFH-V#

NHD-14432WG-ATFH-V#T Graphic Liquid Crystal Display Module NHD14432WGATFHV#T- Newhaven Display 144 x 32 Pixels Display type: Graphic Model White LED Backlight FSTN (+) Transflective, 6:00 Optimal View, Wide Temperature Built-in Positive Voltage 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 2/28/08 4/5/10 5/5/10 5/10/10 5/25/10 6/7/13 2/10/17 4/16/18 3/25/20 Description Initial Release User guide reformat Updates BLOCK DIAGRAM UPDATED Contrast updated Controller information added Mechanical Drawing, Electrical & Optical Char. Updated Backlight Characteristics Updated Included Serial Interface Compatibility, Updated Wiring Diagram + Pinout Functions and Features • • • • • 144x32 pixels Built-in ST7920-0C Controller +5.0V power supply 1/32 duty RoHS Compliant [2] Changed by BE BE BE BE AK SB SB AS 1 2 3 4 5 6 7 SYMBOL 8 REVISION DATE A A 9.4 12.0 14.78 2.5 5.4 10.0 11.3 B 13.5(MAX) 8.9 B 15 13.4(AA) 16 36.0 0.5 31.0 25.2 16.0(VA) 85.0 0.5 71.2 66.0(VA) 60.44(AA) A 144*32 DOTS K 2 1 C Pin Assignment 1.6 45.0 2.5 80.0 4- 2.5 PTH 4- 5.0 PAD LED B/L 17.78 D (P2.54*8) 7.84 2.5 2.54 16- 1.0 PTH 16- 1.8 PAD 0.42 0.38 E F 1 1/32 Duty 5V VDD, 4.3V VLCD FSTN Posi�ve / Transflec�ve 6:00 White LED ST7920-0C 2 3 E (UNLESS OTHERWISE SPECIFIED) LINEAR: ±0.3mm DRAWN BY: DRAWN DATE: - THIRD ANGLE PROJECTION 6 1.0 NHD-14432WG-ATFH-V#T - DIMENSIONS ARE IN MILLIMETERS 5 REVISION: DRAWING/PART NUMBER: UNLESS OTHERWISE SPECIFIED: 4 D STANDARD TOLERANCE: 0.42 0.38 Notes: 1. Driving: 2. Voltage: 3. Display Mode: 4. Op�mal View: 5. Backlight: 6. Driver IC: C Vss Vdd V0 RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 A K 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 A. Shah 3/24/20 APPROVED BY: APPROVED DATE: DO NOT SCALE DRAWING SIZE: A3 A. Shah SCALE: 3/24/20 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. 7 8 F Pin Description Parallel Interface: (Default) Pin No. 1 2 3 4 5 6 7-14 15 16 Symbol VSS VDD V0 RS R/W E DB0-DB7 LED+ LED- External Connection Power Supply Power Supply Adj. Power Supply MPU MPU MPU MPU Power Supply Power Supply Function Description Ground Supply Voltage for LCD and Logic (+5.0V) Supply Voltage for Contrast (approx. +4.3V) Register Select: 1=Data, 0=Instruction Read/Write select signal, R/W=1: Read R/W: =0: Write Operation Enable signal. Falling Edge Triggered. 8-Bit Bi-directional Data Bus Backlight Anode (32mA @ +3.5V) Backlight Cathode (Ground) External Connection Power Supply Power Supply Adj. Power Supply MPU MPU MPU MPU Power Supply Power Supply Function Description Ground Supply Voltage for LCD and logic (+5.0V) Supply Voltage for contrast (approx. +4.3V) Active LOW Chip Select signal. Serial Data Input Serial Clock No Connect. Tie to Ground. Backlight Anode (32mA @ +3.5V) Backlight Cathode (Ground) Serial Interface: Pin No. 1 2 3 4 5 6 7-14 15 16 Symbol VSS VDD V0 /CS SID SCLK NC LED+ LED- MPU Interface Jumper Selection MPU Interface Parallel (default) Serial R10 (default) Short Open R11 Open Short Recommended LCD connector: 2.54mm pitch pins Backlight connector: Mates with: - [4] Wiring Diagram [5] 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 1.6 4.1 0.7 *VDD VSS 0.8 * VDD VSS Typ. 5.0 2.5 4.3 - Max. +70 +80 5.5 3.5 4.5 VDD 0.6 VDD 0.4 Unit ⁰C ⁰C V mA V V V V V ILED VLED ILED = 32mA 10 3.4 32 3.5 80 3.6 mA V *The LED of the backlight is driven by current; drive voltage is for reference only. Drive voltage must be selected to ensure backlight current drain is below MAX level stated. 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 ST7920-0C. Please download specification at http://www.newhavendisplay.com/app_notes/ST7920.pdf [6] Unit ° ° ° ° ms ms Table of Commands [7] [8] Timing Characteristics MPU write data to ST7920 [9] MPU read data from ST7920 [10] Built-in Font Table Please see: http://www.newhavendisplay.com/app_notes/ST7920-0C_font.pdf Example Initialization Program //------------------------------------------------------------------------------#include #include "AL.h" sbit ID = P3^0; sbit RW = P3^7; sbit E = P3^4; //------------------------------------------------------------------------------void Init() { Wcom(0x38); Wcom(0x0C); Wcom(0x06); Wcom(0x02); Wcom(0x01); delay(10); Row = 0x80; for(Counthi = 1; Counthi 70⁰C,30min = 1 cycle 10 cycles 10-55Hz , 1.5mm amplitude. 60 sec in each of 3 directions X,Y,Z For 15 minutes VS=±800V, RS=330Ω, CS=150pF 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 , 200 Hrs. 3