Document
LMT070DICFWD-NBA
LCD Module User Manual
Prepared by: K.C.
Date: 2012-03-05
Checked by: Date:
Approved by: Date:
Rev. 0.1 0.2 0.3 0.4
Descriptions Preliminary release Typing Correction on Section 4 Add draw 8dot memory mapping Update IDD_BL & “set_func” description
Release Date 2011-06-10 2011-09-26 2011-12-28 2012-03-05
URL: www.topwaydisplay.com www.topwaysz.com
Document Name: LMT070DICFWD-NBA-Manual-Rev0.4.DOC Page: 1 of 12
TOPWAY
LCD Module User Manual
LMT070DICFWD-NBA
Table of Content
1. Product Highlight................................................................................................................... 3 2. General Specification ............................................................................................................ 3 3. Block Diagram........................................................................................................................ 3 4. Terminal Function (Input Terminal) ...................................................................................... 4 5. Absolute Maximum Ratings .................................................................................................. 5 6. Electrical Characteristics ...................................................................................................... 5
6.1 DC Characteristics ................................................................................................................................................. 5
7. AC Characteristics................................................................................................................. 6
7.1 Timing Characteristics............................................................................................................................................ 6
8. Optical Characteristics.......................................................................................................... 7 9. Function Specifications......................................................................................................... 8
9.1 Touch Panel Controller Functions .......................................................................................................................... 8 9.2 TFT Controller Functions ....................................................................................................................................... 9
10. Precautions of using LCD Modules .................................................................................... 11 11. Appendix ................................... 12
URL: www.topwaydisplay.com www.topwaysz.com
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TOPWAY
LCD Module User Manual
LMT070DICFWD-NBA
1. Product Highlight
• Power Supply and logic level - 3.3V logic supply - 3.3V logic level - 5.0V backlight supply Display - TFT LCD display - 800 x 480 pixels - 65536colors, - data refresh rate up to 20fps
• Host Interface - 16bit data, 1bit address, 8080mode - fast command execution
• Built-in Drawing Engine - Fill Windows - Fill Pixel - Draw Pixel - Draw Box (filled) - Draw 8Pixels (2 color) - Draw 8Pixels (transparence) - Clear Screen - Address auto increment
• Backlight Control - 16 level PWM for backlight control
• Touch Panel - Resistive Touch Panel - Built in Touch Panel Controller
2. General Specification
Signal Interface : Display Technology : Display Mode : Screen Size(Diagonal) : Outline Dimension : Active Area : Number of dots : Pixel Pitch : Pixel Configuration : Backlight : Color Depth: Surface Treatment : Viewing Direction : Operating Temperature : Storage Temperature :
16bit data, 1bit address a-Si TFT active matrix Transmissive / Normal White 7.0” 190.0 x 112.0 x 13.3 (mm) (see attached drawing for details) 154.08 x 85.92 (mm) 800 x 3 (RGB) x 480 0.0642 x 0.179 (mm) RGB Stripe LED 65536(16bit)colors Anti-Glare Treatment 6 o’clock -20 ~ +70°C -30 ~ +80°C
3. Block Diagram
DIN, DOUT, DCLK /PENIRQ, BUSY, /CS_TP
VDD_BL
Touch Panel controller
Backlight Driver
Touch Panel Backlight
/RD, /WR, /CS, /RS D0~D15
7” TFT Panel
TFT controller Gate Driver
VDD, VSS
Power Circuit
Source Driver
URL: www.topwaydisplay.com www.topwaysz.com
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TOPWAY
LCD Module User Manual
LMT070DICFWD-NBA
4. Terminal Function (Input Terminal)
No. Pin Name I/O Descriptions (TFT controller) Descriptions (TP controller)
1 2
VDD_BL
P Positive Power Supply for Backlight Driving (5.0V)
3 4
VDD
I Positive Power Supply (3.3V)
5 6
VSS
P Power Supply GND (0V)
7 /WR
I Write signal
--
8 /RD
I Read Status signal
9 /CS
I Chip Select signal
--
Register Select
--
10 RS
I RS=0, command or op-code
RS=1, data or parameter
--
11 D15
--
::
I/O 16bit Data bus
26 D0
27 28
VSS
P Power Supply GND (0V)
29 /PENIRQ I --
Pen Interrupt (*1)
30 DOUT
O --
Data Output
31 BUSY
O --
Busy Output
32 .