4Display-Shield-22 4D Systems, 4Display-Shield-22 Datasheet - Page 5

• Manufacturer Part Number: 4Display-Shield-22
• Description: Display Development Tools 2.2" LCD Disp Shld for Arduino w/ Tch
• Manufacturer: 4D Systems

Specifications of 4Display-Shield-22

• Rohs: yes
• Product: 4Display Shields
• Tool Is For Evaluation Of: 176 x 220 LCD-TFT Display
• Interface Type: SPI
• Operating Supply Voltage: 5 V
• Description/function: 4Display-Shield-22 provides an easy way of connecting a display up to your Arduino project
• Maximum Operating Temperature: + 65 C
• Minimum Operating Temperature: - 10 C
• Viewing Area: 2.2 in

4D SYSTEMS
4Display-Shield-22
4. Library Overview
4.1.
Library Functions
The following are functions made available to the Arduino using the 4D Systems Library. Please see the
website to download this library,
www.4dsystems.com.au
begin()
Initialise the display
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clear()
Clears the display
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invert(flag)
Inverts the display.
Parameters:
Flag = true to invert, false for normal.
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setBacklight(flag)
Turns the backlight on or off.
Parameters:
flag = true for on, false for off.
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setDisplay(flag)
Turns the display on or off.
Parameters:
flag = true for on, false for off.
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setOrientation(orientation)
Sets the orientation of the display.
Parameters:
orientation = 0 Portrait, 1 Right Rotated Landscape, 2 Reverse Portrait, 3 Left
Rotated Landscape.
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uint16_t getOrientation()
Gets the current orientation of the display.
Returns:
0 = Portrait
1 = Right Rotated Landscape
2 = Reverse Portrait
3 = Left Rotated Landscape.
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uint16_t fontX()
Gets the font size, x-axis.
Returns:
Horizontal size of current font, in pixels
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© 2012 4D SYSTEMS
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www.4dsystems.com.au