NHD‐16032AZ‐FL‐YBW Graphic Liquid Crystal Display Module NHD‐ Newhaven Display 16032‐ 160 x 32 pixels AZ‐ Model F‐ Transflective L‐ Yellow/Green LED backlight Y‐ STN‐ Yellow/Green B‐ 6:00 View W‐ Wide Temperature (‐20°C ~ +70°C) 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 2/28/2009 4/9/2010 5/7/2010 Description Initial Release User guide reformat Block diagram/initialization update Functions and Features • • • • • 160x32 pixels Built‐in ST7920 Controller +5.0V power supply 1/32 duty, 1/9 bias RoHS Compliant [2] Changed by ‐ BE BE Mechanical Drawing PIN ASSIGNMENT K A 1. 2. 3. 4. 5. 160x32 pixels Transflective, STN- Y/G, 6:00 View Backlight - Yellow/Green Built-in controller ST7920 RoHS Compliant NHD-16032AZ-FL-YBW 1 VSS 2 VDD 3 NC 4 RS 5 R/W 6 E 7~14 DB0~DB7 15 LED+ 16 LED- NEWHAVEN DISPLAY Pin Description and Wiring Diagram Pin No. Symbol 1 2 3 4 5 6 7‐14 15 16 VSS VDD NC RS R/W E DB0‐DB7 LED+ LED‐ External Connection Power Supply Power Supply ‐ MPU MPU MPU MPU Power Supply Power Supply Function Description Ground Power supply for Logic (+5.0V) No Connect Register select: 1=Data, 0=Instruction Read/Write select signal, R/W=1: Read R/W: =0: Write Operation enable signal. Falling edge triggered. This is an 8‐bit Bi‐directional data bus Power Supply for LED backlight (+5.0V via on‐board resistor) Ground for Backlight Recommended LCD connector: 2.54mm pitch pins Backlight connector: ‐ Mates with: ‐ [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 Symbol Condition Top Absolute Max Tst Absolute Max VDD IDD Ta=25°, VDD=5.0V VDD‐V0 ‐ Vih Vil Voh Vol Vled Iled Vled=5.0V Min. ‐20 ‐30 ‐ ‐ ‐ 2.2 0 2.4 ‐ Typ. ‐ ‐ 5.0 2.0 ‐ ‐ ‐ ‐ ‐ 5.0 120 Max. +70 +80 ‐ 3.0 ‐ VDD 0.6 ‐ 0.4 ‐ ‐ Unit ⁰C ⁰C V mA ‐ V V V V V mA ‐ ‐ Symbol AH AH AV AV Cr Tr Tf Min. ‐ ‐ ‐ ‐ Typ. 10 60 45 45 5 100 150 Max. ‐ ‐ ‐ ‐ 150 200 Unit ⁰ ⁰ ⁰ ⁰ ms ms Optical Characteristics Item Viewing Angle ‐ Vertical (top) Viewing Angle‐ Vertical (bottom) Viewing Angle‐ Horizontal (left) Viewing Angle ‐ Horizontal (right) Contrast Ratio Response Time (rise) Response Time (fall) Condition Cr ≥ 3 Cr ≥ 3 Cr ≥ 3 Cr ≥ 3 Controller Information Built‐in ST7920. Download specification at http://www.newhavendisplay.com/app_notes/ST7920.pdf [5] Table of Commands [6] [7] Timing Characteristics [8] [9] Example Initialization Program //------------------------------------------------------------------------------#include <REG52.H> #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 <=32; Counthi++) { Wcom(0x3E); Wcom(Row); Wcom(0x80); for(Count = 1; Count <=40; Count++) { Wdata(0x00); } Row++; } } //------------------------------------------------------------------------------void Wcom(char i) { P1 = i; ID = 0; RW = 0; E = 1; delay(1); E = 0; } void Wdata(char i) { P1 = i; ID = 1; RW = 0; E = 1; delay(1); E = 0; } [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. 2 ‐30⁰C , 48hrs 1,2 +70⁰C , 48hrs 2 ‐20⁰C , 48hrs 1,2 +40⁰C , 90% RH , 48hrs 1,2 0⁰C,30min ‐> 25⁰C,5min ‐> 50⁰C,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 [11] Note +80⁰C , 48hrs 3