DISPLAY Elektronik GmbH LCD MODULE DEM 20487 SBH-PW-N Product specification Version: 7 24.Aug.
GENERAL SPECIFICATION MODULE NO. : DEM 20487 SBH-PW-N CUSTOMER P/N VERSION NO. CHANGE DESCRIPTION DATE 0 ORIGINAL VERSION 08.05.2008 1 ADD VERSION UPDATE MECHANICAL DRAWING UPDATE PCB DESCRIPTION 21.05.2008 14.04.2011 6 ADD VERSION CHANGE BACKLIGHT RESISTOR UPDATE BACKLIGHT 7 ADD VERSION 24.08.2011 2 3 4 5 10.06.2008 18.09.2008 27.042011 02.06.2011 PREPARED BY: LX DATE: 24.08.2011 APPROVED BY: MHO DATE: 24.08.
DEM 20487 SBH-PW-N Product Specification CONTENTS 1. FUNCTIONS & FEATURES ................................................................................................. 2 2. MECHANICAL SPECIFICATIONS ...................................................................................... 2 3. EXTERNAL DIMENSIONS .................................................................................................. 3 4. BLOCK DIAGRAM ............................................................................
DEM 20487 SBH-PW-N Product Specification 1. FUNCTIONS & FEATURES MODULE LCD TYPE DEM 20487 SBH-PW-N STN Blue Transmissive Negative Mode z z z z z z z Viewing Direction Driving Scheme Power Supply Voltage Backlight Color VLCD Display contents Internal Memory z z Interface ROHS : 6 O’clock : 1/16 Duty Cycle, 1/5 Bias : 5.0 Volt (typ.) : White : 4.5 Volt (typ.
DEM 20487 SBH-PW-N Product Specification 3. EXTERNAL DIMENSIONS 4.
DEM 20487 SBH-PW-N Product Specification 5. PIN ASSIGNMENT Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Symbol VSS VDD V0 RS R/W E DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7 LED-(K) LED+(A) NC NC Function Ground terminal of module Power supply of module 5V Power Supply for LCD Register Select RS=0: Instruction Register; RS=1: Data Register Read / Write R/W=0: Read; R/W=1: Write Enable Bi-directional data bus, data transfer is performed once, thru DB0~DB7, in the case of interface data.
DEM 20487 SBH-PW-N Product Specification DESCRIPTION: 6-1-1.The polarity of the pin 15 and the pin 16: J3,J5 J2, J4 Each open Each closed LED Polarity 15 Pin 16 Pin Each closed Anode Cathode Each open Cathode Anode Note: In application module, J2=J4= open and J3=J5=0 Ohm. 6-1-2. The metal-bezel is set be on ground when the J1 is closed. Note: In application module, J1=0 Ohm. 6-1-3. The LED resistor on board is used when J6 is open. Note: In application module, J6=open. 6-1-4.
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DEM 20487 SBH-PW-N Product Specification 10-2-2 Read mode (reading data from module to MPU) Characteristic Symbol Min Type E Cycle Time tC 1200 --E Rise Time Max --- Unit ns Test PIN E tR tF --- --- 25 ns E --- --- 25 ns E E Pulse width (High, Low) R/W and RS Set-up Time tPW 140 --- --- ns E tAS 0 --- --- ns R/W,RS R/W and RS Hold Time tAH 10 --- --- ns R/W,RS Data Setup Time tDDR --- --- ns DB0~DB7 Data Hold Time tH 10 --- 100 --- ns DB0~DB7 E Fall Time Ve
DEM 20487 SBH-PW-N Product Specification 11.
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DEM 20487 SBH-PW-N Product Specification 14. LCD Modules Handling Precautions The display panel is made of glass. Do not subject it to a mechanical shock by dropping it from a high place, etc. If the display panel is damaged and the liquid crystal substance inside it leaks out, do not get any in your mouth. If the substance come into contact with your skin or clothes promptly wash it off using soap and water.
