NHD-320240WX-CoTFH-V#I041 Graphic Liquid Crystal Display Module NHD320240WXCoTFHV#I041- Newhaven Display 320 x 240 Pixels Display Type: Graphic Model White LED Backlight FSTN (+) Transflective, 6:00 Optimal View, Wide Temperature Built-in Positive Voltage IST Driver, w/ Mounting Holes 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 5 Date 6/7/2007 4/23/2010 5/25/2010 6/3/2010 2/3/2011 2/4/2011 6 9/21/2012 7 10/8/2013 8 9/18/2015 9 6/1/16 10 4/25/17 Description Initial Release User guide reformat Contrast revised Backlight Supply Current updated Pin description/block diagram updated Drawing/pin description/block diagram updated Drawing/electrical and optical characteristics/block diagram/table of commands updated Mechanical Drawing, Pin Description, Wiring Diagram, Added Jumper Selection Electrical Characteristics, Mechanical Drawing, Response Times Updated Mechanical Drawing, Backlight Current, Pin Description, Quality Info Updated Electrical Characteristics Functions and Features 320 x 240 pixels Built-in RA8835 Controller +3.3V power supply RoHS Compliant [2] Changed by MC BE MC AK AK JN ML SB TM TM Mechanical Drawing O R C P Notes: 1. Driving: 2. Voltage: 3. Display Type: 4. Optimal View: 5. Backlight: 6. Driver IC: 1 Component height 76.8 83.3 85.3 1/240 duty VDD=3.3V, VLCD=21.7V FSTN Positive, Transflective 6:00 White LED RA8835 2 4- 3.0 6 Date A U2 R P 6.5 42.8 Description 1 U1 39.95 57.58(AA) 71.7±0.5 70.3 61.0(VA) B 5 Rev 47.05 5.6 14.41 6.5 12.7 12.0 Max 8.6 (FR) 320*240 dots D Y R A T E I 4 3.65 1 21 P1.0*21 CON24 36.7 94.7± 0.5 93.8 81.4(VA) 76.78(AA) 0.9 7.25 9.56 A 3 CON24 22 17.47 2 CN-FPC-22P/P1.0 (Down-Side) 14.2 0.24 0.225 DOTS SIZE DETAIL 0.24 0.225 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 VSS VDD VO A0 /WR /RD DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 /CS /RES VEE+ SEL1 A K DISPOFF NC Unit mm Gen. Tol. ±0.3 3 4 Date 04/25/17 5 Part Number: NHD-320240WX-CoTFH-V#I041 6 The information 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] B C D Pin Description Pin No. 1 2 3 4 5 6 7-14 15 16 17 18 19 20 21 22 Symbol GND VDD V0 A0 /WR R/W /RD E DB0-DB7 /CS /RES VEE+ SEL1 LED-A LED-K /DISPOFF NC External Connection Power Supply Power Supply Adj Power Supply MPU MPU MPU MPU MPU MPU Power Supply NC Power Supply Power Supply Power Supply - Function Description Ground Supply Voltage for LCD and Logic (+3.3V) Supply Voltage for contrast (approx. (+21.7V) Register Select signal: ‘1’ = Command, ‘0’ = Data 8080: Active LOW Write signal 6800: Read/Write select signal: ‘1’ = Read, ‘0’ = Write 8080: Active LOW Read signal 6800: Operation Enable signal; Falling edge triggered 8-bit bi-directional data bus Active LOW Chip Select signal Active LOW Reset signal Positive voltage output (+26V) No Connect (selected by on-board jumper JSEL) Backlight Anode (+3.5V) Backlight Cathode (Ground) Active LOW Display OFF signal No Connect Recommended LCD connector: 22 pin, 1.0mm pitch FFC Connector Backlight connector: On LCD Connector Mates with: --- [4] Wiring Diagram Jumper Selection JSEL = 8080 mode (default) JSEH = 6800 mode [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 Voltage Backlight Supply Current Symbol TOP TST VDD IDD VLCD VIH VIL VOH VOL Condition Absolute Max Absolute Max VDD=3.3V Ta=25°C - Min. -20 -30 3.0 21.1 0.5*VDD GND VDD-0.4 GND Typ. 3.3 33.0 21.7 - Max. +70 +80 3.6 66 22.3 VDD 0.2*VDD VDD 0.4 Unit ⁰C ⁰C V mA V V V V V VLED ILED VLED =3.5V 3.4 72 3.5 82 3.6 120 V mA *The LED of the backlight is driven by current drain; 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 - Min. - Typ. 30 60 45 45 5 200 250 Max. 300 350 Controller Information Built-in RA8835 controller. Please download specification at http://www.newhavendisplay.com/app_notes/RA8835.pdf [6] Unit ° ° ° ° ms ms Table of Commands [7] Timing Characteristics 8080 Family Interface Timing – [8] 6800 Family Interface Timing [9] Example Initialization Code //--------------------------------------------------------------#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 8-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); } [10] 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); } //--------------------------------------------------------------- [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 , 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=1.5kΩ, CS=100pF One time 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 See Terms & Conditions at http://www.newhavendisplay.com/index.php?main_page=terms [12] Note +80⁰C , 200hrs 3