NHD-320240WG-BoTFH-VZ# Graphic Liquid Crystal Display Module NHD320240WGBoTFHVZ#- Newhaven Display 320 x 240 Pixels Display Type: Graphic Model White LED Backlight FSTN (+) Transflective, 6:00 Optimal View, Wide Temperature Built-in Negative Voltage RoHS Compliant Newhaven Display International, Inc. 2661 Galvin Ct. Elgin IL, 60124 Ph: 847-844-8795 Fax: 847-844-8796 www.newhavendisplay.com [email protected] [email protected] Document Revision History Revision 0 1 2 3 4 Date 6/7/2007 4/15/2010 4/27/16 11/1/16 11/13/17 Description Initial Release User guide reformat Initialization code update, datasheet reformat Updated Electrical Characteristics Supply Current & Backlight Characteristics Updated Functions and Features • • • • 320 x 240 pixels Built-in RA8835 Controller +5.0V power supply RoHS Compliant [2] Changed by MC TM TM SB L A I Mechanical Drawing 1 2 3 4 5 Rev 160.0 0.5 25.0 152.0 122.0(VA) 28.41 115.18(AA) 86.38(AA) 2.15 8.5 104.7 92.0(VA) 4.0 101.0 109.0 0.5 B 11.31 4.0 A F N 4-3.5PTH 4-PAD O C 1 1.0 (PCB) LED B/L DOT SIZE SCALE 10/1 4 VSS VDD Vo A0 R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 /CS /RST Vee NC FG NC 11/14/17 Unit ±0.3mm 3 Date Date Gen. Tolerance 2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 0.36 0.34 0.36 0.34 D E D I 185.0 5.0 C T N 13.0MAX 6.5 1.0 320*240 Dots 6 Description mm 5 Model: NHD-320240WG-BOTFH-VZ# 6 The drawing contained herein is the exclusive property of Newhaven Display International, Inc. and shall not be copied, reproduced, and/or disclosed in any format without permission. [3] A B C D Pin Description and Wiring Diagram Pin No. 1 2 3 4 5 6 7-14 15 16 17 18 19 20 Symbol VSS VDD V0 A0 R/W E DB0-DB7 /CS /RST VEE NC FG NC External Connection Power Supply Power Supply Adj. Power Supply MPU MPU MPU MPU MPU MPU Power Supply - Function Description Ground Supply Voltage for logic (+5.0V) Supply Voltage for contrast (approx. -19.0V) Register select signal. A0=0: Command, A0=1: Data Read/Write select signal, R/W=1: Read R/W: =0: Write Operation Enable signal. Falling edge triggered. Bi-directional three-state data bus lines. Active LOW Chip Select Active LOW Reset Signal Negative voltage output (-25V) No Connect No Connect No Connect Recommended LCD connector: 1.0mm pitch, 20-pos FFC connector Backlight connector: JST p/n: XHP-3 Mates with: JST p/n: B 3B-XH-A [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 Symbol TOP TST VDD IDD VLCD VIH VIL VOH VOL Condition Absolute Max Absolute Max TOP=25°C, VDD=5.0V - Min. -20 -30 4.5 35 23.0 0.5 * VDD VSS VDD – 0.4 VSS Typ. 5.0 65 23.6 - Max. +70 +80 5.5 110 24.2 VDD 0.2 * VDD VDD VSS + 0.4 Unit ⁰C ⁰C V mA V V V V V ILED VLED - ILED = 128 mA ILED=128mA TOP = 25°C 3.4 - 128 3.5 50,000 160 3.6 - mA V Hrs Condition Min. - Typ. 30 60 45 45 5 200 150 Max. 300 200 Unit ° ° ° ° ms ms Backlight Supply Current Backlight Supply Voltage Backlight Lifetime Optical Characteristics Optimal Viewing Angles Item Top Bottom Left Right Contrast Ratio Response Time Rise Fall Symbol ϕY+ ϕYθXθX+ Cr Tr Tf Cr ≥ 2 TOP = 25°C Controller Information Built-in RA8835 controller. Please download specification at http://www.newhavendisplay.com/app_notes/RA8835.pdf [5] Table of Commands [6] Timing Characteristics [7] [8] Example Initialization Program: //--------------------------------------------------------------#define A0 P3_0 #define RW P3_7 #define E P3_4 #define CS P3_1 #define RESET P3_6 //--------------------------------------------------------------void data_out(unsigned char i) //Data Output 16-bit Bus Interface { A0 = 0; P1 = i; CS = 0; RW = 0; E = 1; delay(1); E = 0; RW = 1; CS = 1; } void comm_out(unsigned char j) //Command Output 8-bit Bus Interface { A0 = 1; P1 = j; CS = 0; RW = 0; E = 1; delay(1); E = 0; RW = 1; CS = 1; } //--------------------------------------------------------------// Initialization For RA8835 //--------------------------------------------------------------void resetLCD() { RESET = 0; delay(5); RESET = 1; delay(10); } [9] void init_LCD() { comm_out(0x40); delay(5); data_out(0x34); data_out(0x87); data_out(0x07); data_out(0x27); data_out(0x39); data_out(0xEF); data_out(0x28); data_out(0x00); comm_out(0x44); data_out(0x00); data_out(0x00); data_out(0xEF); data_out(0xB0); data_out(0x04); data_out(0xEF); data_out(0x00); data_out(0x00); data_out(0x00); data_out(0x00); comm_out(0x5A); data_out(0x00); comm_out(0x5B); data_out(0x00); comm_out(0x58); data_out(0x56); comm_out(0x5D); data_out(0x04); data_out(0x86); comm_out(0x4C); comm_out(0x59); data_out(0x16); delay(5); } //--------------------------------------------------------------- [10] 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. 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. 2 -30⁰C , 200hrs 1,2 +70⁰C , 200hrs 2 -20⁰C , 200hrs 1,2 +60⁰C , 90% RH , 96hrs 1,2 -20⁰C, 30min -> 25⁰C, 5min -> 70⁰C, 30min = 1 cycle For 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 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 [11] Note +80⁰C , 200hrs 3