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LM32019EFW Dataheets PDF



Part Number LM32019EFW
Manufacturers TOPWAY
Logo TOPWAY
Description LCD Module User Manual
Datasheet LM32019EFW DatasheetLM32019EFW Datasheet (PDF)

LM32019EFW LCD Module User Manual Prepared by: Yang Lin Date: 2009-06-12 Checked by: Date: Approved by: Date: Rev. 0.1 0.2 Descriptions New release Update Backlight Characteristics URL: www.topwaydisplay.com www.topwaysz.com Release Date 2008-06-19 2009-06-12 Document Name: LM32019EFW-Manual-Rev0.2 Page: 1 of 11 TOPWAY Table of Content LCD Module User Manual LM32019EFW 1. Basic Specifications.....

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LM32019EFW LCD Module User Manual Prepared by: Yang Lin Date: 2009-06-12 Checked by: Date: Approved by: Date: Rev. 0.1 0.2 Descriptions New release Update Backlight Characteristics URL: www.topwaydisplay.com www.topwaysz.com Release Date 2008-06-19 2009-06-12 Document Name: LM32019EFW-Manual-Rev0.2 Page: 1 of 11 TOPWAY Table of Content LCD Module User Manual LM32019EFW 1. Basic Specifications................................................................................................................ 3 1.1 Display Specifications............................................................................................................................ 3 1.2 Mechanical Specifications ..................................................................................................................... 3 1.3 Block Diagram ....................................................................................................................................... 3 1.4 Terminal Functions ................................................................................................................................ 4 2. Absolute Maximum Ratings.................................................................................................... 5 3. Electrical Characteristics........................................................................................................ 5 3.1 DC Characteristics................................................................................................................................. 5 3.2 LED Backlight Circuit Characteristics .................................................................................................... 5 3.3 AC Characteristics ................................................................................................................................. 6 3.4 Reset Timing.......................................................................................................................................... 7 4. Function Specifications .......................................................................................................... 8 4.1 Adjusting the Display Contrast .............................................................................................................. 8 4.2 Resetting the LCD module..................................................................................................................... 8 4.4 Display Pixel Map .................................................................................................................................. 8 4.5 Command Summary.............................................................................................................................. 9 4.6 Initialization Setting Example............................................................................................................... 10 5. Design and Handling Precaution ......................................................................................... 11 URL: www.topwaydisplay.com www.topwaysz.com Document Name: LM32019EFW-Manual-Rev0.2 Page: 2 of 11 TOPWAY LCD Module User Manual 1. Basic Specifications 1.1 Display Specifications 1) LCD Display Mode 2) Display Color 3) Viewing Angle 4) Driving Method 5) Backlight : STN, Negative, Transmissive : Display Data = “1” : Light Gray (*1) : Display Data = “0” : Dark Blue (*2) : 12 H : 1/240 duty, 1/14 bias : White LED backlight Note: *1. Color tone may slightly change by Temperature and Driving Condition. *2. The Color is defined as the inactive / background color 1.2 Mechanical Specifications 1) Outline Dimension : 159.0 x 107.8 x 11.0 MAX. see attached Outline Drawing for details 1.3 Block Diagram BLA BLK Backlight Circuit LM32019EFW COM1 : COM240 320 x 240 pixels LCD Panel COM Driver SEG1 : SEG160 SEG161 : SEG320 VSS VDD V0、VOUT /WR, /RD, /CS, A0, /RES DB0~DB7 Power & Booster Circuit SEG Driver SEG Driver S1D13700 or equivalent URL: www.topwaydisplay.com www.topwaysz.com Document Name: LM32019EFW-Manual-Rev0.2 Page: 3 of 11 TOPWAY LCD Module User Manual LM32019EFW 1.4 Terminal Functions Pin No. 1 2 3 4 5 6 7 8 9 : 16 17 18 19 20 note: *1. Pin Name VSS VDD V0 /WR /RD /CS A0 /RES DB0 : DB7 /WAIT VOUT BLA BLK I/O Power Power Input Input Input Input Input Input I/O Descriptions 0V Power Supply, GND Positive Power Supply LCD Contrast Reference Input Write enable input, active LOW Read enable input, active LOW Chip Select Signal /CS=LOW: Data IO is enabled Data Type Select A0=H: command write, display data or cursor add read A0=L: status flag read, display data or parameter write Reset Signal: /RES = L, Reset the LCD Module /RES = H, Normal Running 8-bit bi-directional data bus Output Power Power Power Wait signal (*1) Power Booster Output for V0 Positive Power Supply for LED backlight Negative Power Supply for LED backlight If there is no read write activity, /WAIT will be in HZ state. URL: www.topwaydispla.


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