NHD‐C12832A1Z‐FSW‐FBW‐3V3 COG (Chip‐On‐Glass) Liquid Crystal Display Module NHD‐ C12832‐ A1Z‐ F‐ SW‐ F‐ B‐ W‐ 3V3‐ Newhaven Display 128 x 32 pixels Model Transflective Side White LED Backlight FSTN (+) 6:00 view Wide Temp (‐20°C ~ +70°C) 3Vdd, 3V Backlight 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 11/12/2008 8/24/2009 10/13/2009 Description Initial Release User guide reformat Updated Electric Characteristic Functions and Features • • • • • • 128 x 32 pixels 4‐line SPI MPU interfaces Built‐in ST7565R controller +3.0V power supply 1/33 duty cycle; 1/6 bias RoHS Compliant [2] Changed by ‐ BE MC Mechanical Drawing NO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 NHD-C12832A1Z -FSW-FBW-3V3 V0 V1 V2 V3 V4 C2C2+ C1+ C1VOUT VSS VDD SDA SCL A0 RST CS1B Newhaven Display Pin Description and Wiring Diagram Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 A K Symbol V0 V1 V2 V3 V4 C2‐ C2+ C1+ C1‐ VOUT Vss VDD SDA(SI) SCL A0 RST CS1B LED+ LED‐ External Connection Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply MPU MPU MPU MPU MPU Power Supply Power Supply Function Description 0.47uF‐2.2uF Cap to Vss 0.47uF ‐2.2uF Cap to Vss 0.47uF ‐2.2uF Cap to Vss 0.47uF ‐2.2uF Cap to Vss 0.47uF 2.2uF Cap to Vss Connect to 1uF Cap to C2+ (pin 7) Connect to 1uF Cap to C2‐ (pin 6) Connect to 1uF Cap to C1‐ (pin 9) Connect to 1uF Cap to C1+ (pin 8) Connect to 1uF cap to Vss (pin 11) GND Power supply for LCD and logic (+3V) Serial data Serial clock Select registers. 0: instruction, 1: data register External reset PIN. Must be fixed to VDD low active. Chip select in serial interface low active Power supply for LED Backlight (+3V ) Ground for Backlight Recommended LCD connector: 1.5mm pitch pins, solder directly into PCB Backlight connector: 1.2mm Wide pins, solder directly into PCB Mates with: ‐‐‐ [4] Electrical Characteristics Item Operating Temperature Range Storage Temperature Range Supply Voltage Supply Current Symbol Top Tst VDD IDD Supply for LCD (contrast) “H” Level input “L” Level input “H” Level output “L” Level output VDD‐V0 Vih Vil Voh Vol Backlight supply voltage Backlight supply current VLED ILED Condition Absolute Max Absolute Max Ta=25 , VDD=3.0V Ta=25 VLED=3.0V Min. ‐20 ‐30 2.7 ‐ Typ. ‐ ‐ 3.0 0.25 Max. +70 +80 3.3 0.45 Unit ⁰C ⁰C V mA ‐ 2.2 0 2.4 ‐ 6.0 ‐ ‐ ‐ ‐ ‐ VDD 0.6 ‐ 0.4 V V V V V ‐ 20 3.0 30 ‐ 45 V mA Min. ‐60 ‐40 ‐ ‐ ‐ Typ. ‐ 6 150 150 Max. +35 +40 ‐ 250 250 Unit ⁰ ⁰ ‐ ms ms Optical Characteristics Item Viewing Angle ‐ Vertical Viewing Angle ‐ Horizontal Contrast Ratio Response Time (rise) Response Time (fall) Symbol θ Φ CR Tr Tf Condition Cr≥2 - Controller Information Built‐in ST7565R. Download specification at http://www.newhavendisplay.com/app_notes/ST7565R.pdf [5] [6] Table of Commands [7] Example Initialization Program void data_out(unsigned char i) //Data Output Serial Interface { unsigned int n; CS = 0; A0 = 1; for(n=0; n<8; n++){ i <<=1; SCL = 0; P1 = i; delay(2); SCL = 1; } CS = 1; } void comm_out(unsigned char j) //Command Output Serial Interface { unsigned int n; CS = 0; A0 = 0; for(n=0; n<8; n++){ j <<=1; SCL = 0; P1 = j; delay(2); SCL = 1; } CS = 1; } /**************************************************** * Initialization For controller * *****************************************************/ void init_LCD() { comm_out(0xA0); comm_out(0xAE); comm_out(0xC0); comm_out(0xA2); comm_out(0x2F); comm_out(0x26); comm_out(0x81); comm_out(0x2F); } /*****************************************************/ [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