NHD‐C128128BZ‐FSW‐GBW COG (Chip‐On‐Glass) Liquid Crystal Display Module NHD‐ C128128‐ BZ‐ F‐ SW‐ G‐ B‐ W‐ Newhaven Display 128 x 128 pixels Model Transflective Side White LED Backlight STN‐Gray 6:00 view Wide Temp (‐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 3 Date 6/17/2007 9/23/2009 10/14/2009 11/20/2009 Description Initial Release User guide reformat Updated Electrical Characteristic Updated backlight supply current Functions and Features • • • • • 128 x 128 pixels Built‐in ST7528 controller +3.0V power supply 1/128 duty cycle; 1/12 bias RoHS Compliant [2] Changed by ‐ BE MC MC 30 Specification: 1). Driving: 1/128 Duty, 1/12 Bias, VLCD: 13.5V 2). Viewing Direction: 6 o’clock 3). Display mode: STN/Positive/Transflective/Gray mode 4). Operating temp. : Storage temp. : 5). Driver: ST7528 Vdd:3V 6). Edge Backlight: White color, 3~3.3V, Current: 75~90mA 7). RoHS Compliant 1 NHD-C128128BZ-FSW-GBW Newhaven Display Pin Description and Wiring Diagram Pin No. Symbol 1 2 3 4 5 6 7 8 9‐16 17,18 19,20 21 22 23 24 25 26 27 28 29 30 PS0 PS1 PS2 CSB RST A0 RW(WR) E(RD) DB0‐DB7 VDD Vss VOUT VIN V4 V3 V2 V1 V0 VR INTRS NC External Connection Input Input Input MPU MPU MPU MPU MPU MPU Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply Power Supply ‐ Input ‐ Function Description Parallel/serial data input select input (see Parallel/Serial Select table) IIC not available (tie low) Active LOW Chip select Active LOW Reset signal Register select signal. A0=1: Data, A0=0: Command 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 Supply Voltage for logic (3.0V) Ground Voltage booster circuit – connect to 1uF cap to Vss or VDD Tie to VOUT 1.0uF‐2.2uF cap to VSS 1.0uF‐2.2uF cap to VSS 1.0uF‐2.2uF cap to VSS 1.0uF‐2.2uF cap to VSS 1.0uF‐2.2uF cap to VSS No Connect Internal resistor select pin: VDD=Enabled No Connect Recommended LCD connector: 0.5mm pitch, 30 pin FFC. Molex p/n: 52892‐3095 Backlight connector: GHR‐02V‐S Mates with: BM02B‐GHS‐T [4] Parallel/Serial Select Table PS2 PS1 PS0 Interface mode L L L L L H L H H H L L Parallel 80 Parallel 68 3Line Serial 4Line Serial Data/ Command A0 A0 ‐ A0 Data DB0 to DB7 DB0 to DB7 SID (DB7) SID (DB7) Read/ Write RD/WR E/RW Write only Write only Serial clock ‐ ‐ SCLK (DB6) SCLK (DB6) *Cannot read data from RAM in 4‐line, 3‐line, or IIC interface. *In 4‐line or 3‐line interface, DB0‐DB5, E, and RW must be tied High or Low *In IIC or 3‐line interface, A0 must be tied High or Low 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 Backlight supply voltage Backlight supply current VDD‐V0 Vih Vil Voh Vol VLED ILED Condition Absolute Max Absolute Max Ta=25°, VDD=3.0V Ta =25℃ VLED=3.0V Min. ‐20 ‐30 ‐ ‐ Typ. ‐ ‐ 3.0 1.5 Max. +70 +80 ‐ 2.5 Unit ⁰C ⁰C V mA ‐ 2.2 0 2.4 ‐ ‐ ‐ 13.5 ‐ ‐ ‐ ‐ 3.0 60 ‐ VDD 0.6 ‐ 0.4 ‐ 75 V V V V V 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 ST7528. Download specification at http://www.newhavendisplay.com/app_notes/ST7528.pdf [5] [6] Table of Commands [7] Example Initialization Program /*************************************************************/ /*************************************************************/ void write_command(unsigned char datum) { A0=0; /*Instruction register*/ E=1; /*Read inactive*/ bus=datum; /*put data on port 1*/ CSB=0; /*Chip select active*/ RW=0; /*Write active*/ RW=1; /*Write inactive; latch in data*/ CSB=1; /*Chip select inactive*/ } /*************************************************************/ void write_data(unsigned char datum) { A0=1; /*DDRAM data register*/ E=1; bus=datum; CSB=0; RW=0; RW=1; CSB=1; } /*************************************************************/ void lcd_init(void){ write_command(0xA2); //ICON OFF; write_command(0xAE); //Display OFF write_command(0x48); //Set Duty ratio write_command(0x80); //No operation write_command(0xa0); //Set scan direction write_command(0xc8); //SHL select write_command(0x40); //Set START LINE write_command(0x00); write_command(0xab); //OSC on write_command(0x64); //3x delay(2000); write_command(0x65); //4x delay(2000); write_command(0x66); //5x delay(2000); write_command(0x67); //6x delay(2000); write_command(Ra_Rb); //RESISTER SET write_command(0x81); //Set electronic volume register write_command(vopcode); //n=0~3f write_command(0x57); //1/12bias write_command(0x92); //FRC and pwm write_command(0x2C); delay(20000);//200ms write_command(0x2E); delay(20000);//200ms write_command(0x2F); [8] delay(20000);//200ms write_command(0x92); //frc and pwm write_command(0x38); //external mode write_command(0x75); /*** start settings for 16‐level grayscale ***/ write_command(0x97); //3frc,45pwm write_command(0x80); write_command(0x00); write_command(0x81); write_command(0x00); write_command(0x82); write_command(0x00); write_command(0x83); write_command(0x00); write_command(0x84); write_command(0x06); write_command(0x85); write_command(0x06); write_command(0x86); write_command(0x06); write_command(0x87); write_command(0x06); write_command(0x88); write_command(0x0b); write_command(0x89); write_command(0x0b); write_command(0x8a); write_command(0x0b); write_command(0x8b); write_command(0x0b); write_command(0x8c); write_command(0x10); write_command(0x8d); write_command(0x10); write_command(0x8e); write_command(0x10); write_command(0x8f); write_command(0x10); write_command(0x90); write_command(0x15); write_command(0x91); write_command(0x15); write_command(0x92); write_command(0x15); write_command(0x93); write_command(0x15); write_command(0x94); write_command(0x1a); write_command(0x95); write_command(0x1a); write_command(0x96); write_command(0x1a); write_command(0x97); [9] write_command(0x1a); write_command(0x98); write_command(0x1e); write_command(0x99); write_command(0x1e); write_command(0x9a); write_command(0x1e); write_command(0x9b); write_command(0x1e); write_command(0x9c); write_command(0x23); write_command(0x9d); write_command(0x23); write_command(0x9e); write_command(0x23); write_command(0x9f); write_command(0x23); write_command(0xa0); write_command(0x27); write_command(0xa1); write_command(0x27); write_command(0xa2); write_command(0x27); write_command(0xa3); write_command(0x27); write_command(0xa4); write_command(0x2b); write_command(0xa5); write_command(0x2b); write_command(0xa6); write_command(0x2b); write_command(0xa7); write_command(0x2b); write_command(0xa8); write_command(0x2f); write_command(0xa9); write_command(0x2f); write_command(0xaa); write_command(0x2f); write_command(0xab); write_command(0x2f); write_command(0xac); write_command(0x32); write_command(0xad); write_command(0x32); write_command(0xae); write_command(0x32); write_command(0xaf); write_command(0x32); write_command(0xb0); write_command(0x35); write_command(0xb1); write_command(0x35); write_command(0xb2); write_command(0x35); write_command(0xb3); [10] write_command(0x35); write_command(0xb4); write_command(0x38); write_command(0xb5); write_command(0x38); write_command(0xb6); write_command(0x38); write_command(0xb7); write_command(0x38); write_command(0xb8); write_command(0x3a); write_command(0xb9); write_command(0x3a); write_command(0xba); write_command(0x3a); write_command(0xbb); write_command(0x3a); write_command(0xbc); write_command(0x3c); write_command(0xbd); write_command(0x3c); write_command(0xbe); write_command(0x3c); write_command(0xbf); write_command(0x3c); //end settings for 16‐level grayscale write_command(0x38); write_command(0x74); write_command(0xaf); //Display ON } /*************************************************************/ /*************************************************************/ [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 , 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 [12] Note +80⁰C , 48hrs 3