NHD‐240128WG‐BTGH‐VZ# Graphic Liquid Crystal Display Module NHD‐ Newhaven Display 240128‐ 240 x 128 pixels WG‐ Display Type: Graphic B‐ Model T‐ White LED backlight G‐ STN‐ Gray H‐ Transflective, 6:00 View, Wide Temperature (‐20°C ~ +70°C) VZ#‐ 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 3 Date 3/11/2009 4/26/2010 3/3/2011 4/29/2011 Description Initial Release User guide reformat Electrical characteristics updated Pin description updated Functions and Features • • • • • 240 x 128 pixels Built‐in RA6963 Controller +5.0V power supply 1/128 duty RoHS Compliant [2] Changed by ‐ BE AK AK Mechanical Drawing / / / / Newhaven Display NHD-240128WG-BTGH-VZ# Pin Description and Wiring Diagram Pin No. Symbol 1 2 3 4 5 6 7‐14 15 16 17 18 19 20 A K VSS VDD V0 C/D /RD /WR DB0‐DB7 /CE /RESET VEE MD2 FS NC LED+ LED‐ External Connection Power Supply Power Supply Adj. Power Supply MPU MPU MPU MPU MPU MPU Power Supply MPU MPU ‐ Power Supply Power Supply Function Description Ground Power supply for Logic (+5.0V) Power supply for contrast (approx. ‐14.5V) Register select signal. C/D=1: Command C/D=0: Data Active LOW Read signal Active LOW Write signal This is an 8‐bit Bi‐directional data bus Active LOW Chip Select signal Active LOW Reset signal Negative voltage output (‐16.0V) Display size signal. H: 32 columns; L: 40 columns Font select signal. H: 6x8, L: 8x8 No Connect Power for LED backlight (+3.5V) 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 Backlight Lifetime Symbol Condition Top Absolute Max Tst Absolute Max VDD IDD Ta=25°, VDD=5.0V VDD‐V0 Ta=25° Vih Vil Voh Vol Vled Iled Vled=3.5V ‐ Iled=180mA Min. ‐20 ‐30 3.3 45 ‐ VDD‐2.2 0 VDD‐0.3 0 Typ. ‐ ‐ 5.0 55 19.5 ‐ ‐ ‐ ‐ 3.5 180 50,000 Max. +70 +80 5.25 60 ‐ VDD 0.8 VDD 0.3 3.6 225 ‐ Unit ⁰C ⁰C V mA V V V V V V mA Hrs. 3.4 160 ‐ Min. ‐ ‐ ‐ ‐ Typ. 20 40 30 30 5 200 150 Max. ‐ ‐ ‐ ‐ 300 250 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) Symbol AH AH AV AV Cr Tr Tf Condition Cr ≥ 2 Cr ≥ 2 Cr ≥ 2 Cr ≥ 2 Controller Information Built‐in RA6963. Download specification at http://www.newhavendisplay.com/app_notes/RA6963.pdf [5] Table of Commands [6] Timing Characteristics [7] Example Initialization Program //‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ Sub Writecom P1 = A 'move data to port 1 Set P3.0 'set I/D for instruction Reset P3.1 'reset /CS Reset P3.4 'reset /WR Set P3.1 'set /CS Set P3.4 'set /WR End Sub Sub Writedata P1 = A 'move data to port 1 Reset P3.0 'reset I/D for instruction Reset P3.1 Reset P3.4 'toggle /CS and /WR Set P3.1 Set P3.4 End Sub //‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐ Sub Init Set P3.6 Set P3.7 Reset P3.3 'reset FS A = &H00 Call Writedata Call Writedata 'text address = 0000h A = &H40 Call Writecom 'text home address set A = &H00 Call Writedata A = &H40 'graphic home address = 4000h Call Writedata A = &H42 Call Writecom 'graphic home address set A = &H1E Call Writedata A = &H00 'text area address = 001Eh Call Writedata A = &H41 Call Writecom 'text area control set A = &H1E Call Writedata A = &H00 'graphic area = 001Eh Call Writedata A = &H43 Call Writecom 'graphic area control set A = &H80 Call Writecom 'set display mode End Sub [8] 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 [9] Note +80⁰C , 48hrs 3