DISPLAY Elektronik GmbH LCD MODULE DEM 20487 FGH-PW Product specification Version: 7 24.Aug.
GENERAL SPECIFICATION MODULE NO. : DEM 20487 FGH-PW 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 FGH-PW Product Specification CONTENTS 1. FUNCTIONS & FEATURES ................................................................................................. 2 2. MECHANICAL SPECIFICATIONS ...................................................................................... 2 3. EXTERNAL DIMENSIONS .................................................................................................. 3 4. BLOCK DIAGRAM ..............................................................................
DEM 20487 FGH-PW Product Specification 1. FUNCTIONS & FEATURES MODULE LCD TYPE DEM 20487 FGH-PW FSTN Transflective Positive 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 FGH-PW Product Specification 3. EXTERNAL DIMENSIONS 4.
DEM 20487 FGH-PW 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 FGH-PW 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.
DEM 20487 FGH-PW Product Specification 7.
DEM 20487 FGH-PW Product Specification 8. DISPLAY DATA RAM (DDRAM) 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 FIRST 00 01 LINE 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 12 13 SECOND LINE 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F 50 51 52 53 THIRDD LINE 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F 20 21 22 23 24 25 26 27 FOURTH LINE 54 55 56 57 58 59 5A 5B 5C 5D 5E 5F 60 61 62 63 64 65 66 67 1 9.
DEM 20487 FGH-PW 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 Vers
DEM 20487 FGH-PW Product Specification 11.
DEM 20487 FGH-PW Product Specification 12.
DEM 20487 FGH-PW Product Specification 13.
DEM 20487 FGH-PW Version: 7 Product Specification PAGE: 12
DEM 20487 FGH-PW 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.
