The Controller offers both dual-row and single-row header patterns for
connecting LCDs of various configurations.  Header pins and double sided
tape are included to facilitate mounting.  LCD is not included.
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Software-controlled, variable backlight (Off to Full
    Brightness in 256 steps).*
 
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Asynchronous serial supported at baud rates of  2400,
    9600, 19200, and a blistering 57600. (jumper selectable)
 
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Jumper-selectable input inversion for use with either True
    Mode or Inverted Mode Serial.  Connect directly to a PC serial port or
    to an output pin on a  microcontroller.
 
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Compatible with both RS-232 (+/- 12V) and TTL (0-5V) levels.
 
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Synchronous serial I2C input up to 400K bps.
 
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Change I2C slave address via jumpers or with a software
    command.
 
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80-character buffered communication.
 
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User-programmable boot screen memory allows a custom message
    to be displayed on power up.
 
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Use standard commands compatible with Hitachi HD44780 or our
    easy-to-understand special protocol to control the display
 
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Built-in special functions include scroll up, scroll down,
    set backlight, select line, display bargraph, cursor appearance, change I2C
    address, save/recall strings.
 
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Onboard non-volatile memory allows you to save custom
    messages and then recall/display them with a short command.
 
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Fast bargraph displays (up to the full width of the display)
    can be anchored on the left side or right side.  Fast enough to display
    stereo audio levels!
 
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5-volt operation with less than 5mA current consumption
    (backlight off)