Document
LM19264EBY-H
LCD Module User Manual
Prepared by:
luolailiang Date: 2012-05-03
Checked by:
Approved by:
Rev. Descriptions 0.1 Preliminary new release
URL: www.topwaydisplay.com www.topwaysz.com
Release Date 2012-05-03
Document Name: LM19264EBY-H-Manual-Rev0.1 Page: 1 of 10
TOPWAY
Table of Content
LCD Module User Manual
LM19264EBY-H
1. Basic Specifications................................................................................................................ 3
1.1 Display Specifications ............................................................................................................................................ 3 1.2 Mechanical Specifications...................................................................................................................................... 3 1.3 Environmental Safe Specifications......................................................................................................................... 3 1.4 Block Diagram........................................................................................................................................................ 3 1.5 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
4. Function Specifications .......................................................................................................... 7
4.1 Basic Setting .......................................................................................................................................................... 7 4.2 Adjusting the LCD display contrast ........................................................................................................................ 7 4.3 Resetting the LCD module ..................................................................................................................................... 7 4.4 Display Memory Map ............................................................................................................................................. 8 4.5 Internal Registers ................................................................................................................................................... 8 4.6 Display Control Instructions ................................................................................................................................... 9
5. Design and Handling Precaution ......................................................................................... 10
URL: www.topwaydisplay.com www.topwaysz.com
Document Name: LM19264EBY-H-Manual-Rev0.1 Page: 2 of 10
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) Back Light
: STN, Positive, Transflective : Display Data = “1” : Deep Blue (*1) : Display Data = “0” : Light Yellow Green (*2) :6H : 1/64 duty, 1/ 5bias : Yellow-Green 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
: 130.0 x 65.0 x 12.6MAX (Exclude connector) (see attached Outline Drawing for details)
1.3 Environmental Safe Specifications This product conforms ROHS standard
1.4 Block Diagram
LM19264EBY-H
SBN6400 or
equivalent
BLA
VDD VSS V0UT
V0
DB0 - DB7
R/S, R/W, E, /RST /CS1 /CS2 /CS3
COM1 |
COM64
LCD Panel 192 x 64 pixels
LED Backlight
Circuit LCD Power
Booster Circuit
SBN0064 or
equivalent
SEG1 |
SEG64 SEG1
| SEG64 SEG1
| SEG64
SBN0064 or
equivalent
SBN0064 or
equivalent
URL: www.topwaydisplay.com www.topwaysz.com
Document Name: LM19264EBY-H-Manual-Rev0.1 Page: 3 of 10
TOPWAY
LCD Module User Manual
LM19264EBY-H
1.5 Terminal Functions
Pin Pin No. Name
I/O
Descriptions
1 VSS Power Negative Power Supply, Ground (0V)
2 VDD Power Positive Power Supply
3 V0
Power LCD Contrast reference
4 R/S Input R/S = H; DB0 – DB7 = Display RAM data
R/S = L; DB0 – DB7 = Instruction data
5 R/W Input In read mode
6E
Input R/W = H;
Data read form the LCD module,
data appe.