NHD‐320240WG‐BoTMI‐VZ# Graphic Liquid Crystal Display Module NHD‐ 320240‐ WG‐ Bo‐ T‐ M‐ I‐ VZ#‐ Newhaven Display 320 x 240 pixels Display Type: Graphic Model WhiteLED Backlight STN‐ Negative Blue Transmissive, 6:00 view, Wide Temperature (‐20°C ~+70°C) Built‐in Negative Voltage RoHS Compliant Newhaven Display International, Inc. 2511 Technology Drive, Suite 101 Elgin IL, 60124 Ph: 847‐844‐8795 Fax: 847‐844‐8796 www.newhavendisplay.com [email protected] [email protected] [1] Document Revision History Revision 0 1 2 Date 6/7/2007 4/16/2010 11/15/2010 Description Initial Release User guide reformat Mechanical Drawing updated with ZIF connector Functions and Features • • • • 320 x 240pixels Built‐in RA8835Controller +5.0V power supply RoHS Compliant [2] Changed by ‐ MC BE Mechanical Drawing 160.0 0.5 8.5 11.31 86.38(AA) 28.41 115.18(AA) 320*240 Dots 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 13.0MAX 6.5 1.0 ZIF CONNECTOR COMPARE MOLEX-52207-2090 1 CON2 20 190.0 5.0 41.0 2.15 104.7 92.0(VA) 25.0 152.0 122.0(VA) 4-3.5PTH 4-PAD 47.4 1.0 (PCB) LED B/L The non-specified tolerance of dimension is 0.36 0.34 0.36 0.34 4.0 101.0 109.0 0.5 4.0 DOT SIZE SCALE 10/1 VSS Vcc Vo A0 R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 /CS /RST Vee NC FG NC 0.3mm. Newhaven Display NHD-320240WG-BoTMI-VZ# Pin Description and Wiring Diagram Pin No. Symbol 1 2 3 4 5 6 7‐14 15 16 17 18 19 20 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 Power supply for logic (+5.0V) Power supply 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‐3Mates 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 Backlight Supply Voltage Backlight Supply Current Backlight Lifetime Symbol Top Tst VDD IDD VDD‐VLCD VIH VIL VOH VOL VLED ILED Condition Absolute Max Absolute Max ‐ ‐ ‐ Min. ‐20 ‐30 4.5 95.0 22.0 0.5VDD 0 2.4 ‐ Typ. ‐ ‐ 5.0 100.0 24.0 ‐ ‐ ‐ ‐ VLED=3.5V ILED=160mA 3.4 120 ‐ 3.5 160 50,000 Ta=25°C, VDD=5.0V Ta=25°C Max. +70 +80 5.5 110.0 26.0 VDD 0.2VDD ‐ 0.4 3.6 240 ‐ Unit ⁰C ⁰C V mA V V V V V V mA Hrs Max. 20 30 ‐ 200 200 Unit ⁰ ⁰ ‐ ms ms Optical Characteristics Item Viewing Angle ‐ Vertical Viewing Angle ‐ Horizontal Contrast Ratio Response Time (rise) Response Time (fall) Symbol AV AH Cr Tr Tf Condition Cr ≥3 Cr ≥3 ‐ ‐ Min. ‐40 ‐30 ‐ ‐ ‐ Typ. ‐ ‐ 3 150 150 Controller Information Built‐in RA8835. Download specification athttp://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 //‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ voiddata_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; } voidcomm_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 //‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ voidresetLCD() { RESET = 0; delay(5); RESET = 1; delay(10); } voidinit_LCD() { comm_out(0x40); [9] 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 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 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 [10] Note +80⁰C , 200hrs 3