DISPLAY Elektronik GmbH LCD MODULE DEM 16228 FGH-PW Product Specification Version: 3 09/Oct/2008
GENERAL SPECIFICATION MODULE NO. : DEM 16228 FGH-PW CUSTOMER P/N VERSION NO. CHANGE DESCRIPTION DATE 0 ORIGINAL VERSION 05.05.2008 1 ADD VERSION 08.05.2008 2 ADD VERSION CHANGE PCB DRAWING AND DESCRIPTION 19.09.2008 3 PREPARED BY: HCL APPROVED BY: MH 09.10.2008 DATE: 09.10.2008 DATE: 09.10.
DEM 16228 FGH-PW Product Specification CONTENTS 1. FUNCTIONS & FEATURES .........................................................................................................................2 2. MECHANICAL SPECIFICATIONS.............................................................................................................2 3. EXTERNAL DIMENSIONS...........................................................................................................................3 4. BLOCK DIAGRAM ............
DEM 16228 FGH-PW Product Specification 1. FUNCTIONS & FEATURES MODULE NAME LCD TYPE DEM 16228 FGH-PW FSTN Transflective Positive Mode z Viewing Direction : 6 0’clock z Driving Scheme : 1/16 Duty Cycle, 1/5 Bias z Power Supply Voltage : 5.0 Volt (typ.) z VLCD Adjustable For Best Contrast(V0-VSS) : 4.6 Volt (typ.
DEM 16228 FGH-PW Product Specification 3.
DEM 16228 FGH-PW Product Specification 4. BLOCK DIAGRAM 5. PIN ASSIGNMENT Pin No. Symbol 1 VLED- 2 VSS Signal ground for LCM(GND) 3 VDD Power supply for logic(+5V) for LCM 4 V0 Contrast adjust 5 RS Register select signal 6 R/W 7 E 8~11 DB0~DB3 12~15 DB4~DB7 Version: 3 Function Control the BKL to GND Read/write select signal Operation (data read/write) enable signal Four low order bi-directional three-state data bus lines. Used for data transfer between the MPU and the LCM.
DEM 16228 FGH-PW Product Specification 6. PCB DRAWING AND DESCRIPTION 6.1. PCB Drawing Note: The PCB drawing just for reference! 6.2 DESCRIPTION: 6-1-1. The J1 is metal-bezel GND to module GND Note: In application module, J1= 0 ohm. 6-1-3.The LED resistor should be bridged when the J2 is closed. Note: In application module, R8=68 ohm, R7=R9=open, J2=open.
DEM 16228 FGH-PW Product Specification 7. BACKLIGHT ELECTRONICS/OPTICAL SPECIFICATIONS 8.
DEM 16228 FGH-PW Product Specification 9. MAXIMUM ABSOLUTE POWER RATINGS (Ta=25°C) Item Symbol Standard value Unit Power supply voltage VDD -0.3~+5.5 V LCD driver voltage VLCD VSS+7.0~VSS-0.3 V Input voltage VIN -0.3~VDD+0.3 V Operating temperature Topr -20~+70 °C Storage temperature Tstg -30~+80 °C *Voltage greater than above may damage to the Circuit. VDD＞V1＞V2＞V3＞V4＞V5 10. ELECTRICAL CHARACTERISTICS 10-1 DC Characteristics VDD=5.
DEM 16228 FGH-PW Product Specification 10-2 AC Characteristics 10-2-1 Write mode Characteristic Symbol Min Type Max Unit Test PIN tC TPW 40 40 ----- ----- ns ns E E TR，TF --- --- 25 ns E Address Setup Time TAS 0 --- --- ns R/W,RS,E Address Hold Time TAH 10 --- --- ns R/W,RS,E Data Setup Time TDSW 20 --- --- ns DB0~DB7 Data Hold Time TH 10 --- --- ns DB0~DB7 Enable Cycle Time Enable Pulse Time Enable Rise/Fall Time Version: 3 PAGE: 8
DEM 16228 FGH-PW Product Specification 10-2-2 Read Mode Characteristic Symbol Min Type Max Unit Test PIN Enable Cycle Time tC 1200 --- --- ns E Enable Pulse Time TPW 480 --- --- ns E TR，TF TAS TAH --- --- 25 ns E 0 10 ----- ----- ns ns R/W,RS,E R/W,RS,E TDDR TH --10 ----- 320 --- ns ns DB0~DB7 DB0~DB7 Enable Rise/Fall Time Address Set-up Time Address Hold Time Data Set-up Time Data Hold Time Version: 3 PAGE: 9
DEM 16228 FGH-PW Product Specification 11. CONTROL AND DISPLAY COMMAND Command RS R/W DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Execution time (fosc=270KHz) 0 0 1 1.52ms Remark EXT=0 or 1 Clear Display 0 0 0 0 0 0 0 Write”20H” to DDRAM. And DDRAM address to “00H” from AC set Return home 0 0 0 0 0 0 0 0 1 x 0ms Set DDRAM address to “00H” from AC and return cursor to its original position if shifted. The contents of DDRAM are not changed.
DEM 16228 FGH-PW Product Specification 12.
DEM 16228 FGH-PW Product Specification 13. LCD MODULES HANDLING PRECAUTIONS Please remove the protection foil of polarizer before using. 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.
