45 lines
1.3 KiB
Markdown
45 lines
1.3 KiB
Markdown
hd44780_I2Cexp examples
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=======================
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The examples included in this directory are for the hd44780_I2Cexp i/o class.<br>
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The hd44780_I2Cexp i/o class controls an LCD using an i2c i/o exapander backpack (PCF8574 or MCP23008)
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#### The following examples are included:
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- `HelloWorld`<br>
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Prints "Hello, World!" on the lcd
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- `I2CexpDiag`<br>
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Verifies configuation & operation of hd44780 LCDs based
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on the Hitachi HD44780 and compatible chipsets using I2C extension
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backpacks that use a simple I2C i/o expander chip. (PCF8574 or MCP23008)
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Sketch supports testing of multiple displays at once.
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- `LCDCustomChars`<br>
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Demonstrates using custom characters
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- `LineWrap`<br>
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Demonstrates automatic linewrap functionality
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- `MultiDisplay`<br>
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Displays information on multiple displays at once.
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- `ReadWrite`<br>
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Demonstrates the ability to read data from the LCD.
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- `Serial2LCD`<br>
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Displays a message read from the serial port on the lcd.
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- `SoftwareWire`<br>
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Demonstrates how to use the SoftwareWire library to allow using different pins
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for SDA and SCL signals.
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- `UpTime`<br>
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Prints the amount of time since the Arduino has been reset.
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- `hd44780examples`<br>
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The hd44780examples subdirectory contains
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hd44780_I2Cexp class specific wrapper sketches for sketches under
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examples/hd44780examples.
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