LED Panel with Input Key HT16K33 Characteristics

LED Panel with Input Key
HT16K33
Characteristics
 Operation voltage : DC 4.5V ~ 5.5V
 97 LED driving -- Max. 168 LED driving
 9 Key scanning -- Max.133 Key scanning
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 Two wire I C interface between HT16K33 and controller
Selectable I2C address
 Optional interrupt signal for key press
 16-step dimming control
 Integrated RC oscillator
 Any-key wakeup
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Track
Timer
Operating Procedure
 Insert power plug into the power socket. The blue LED will flash to indicate it is
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in the standby mode -- the other LEDs will be off.
Press the “Power” key to leave or enter the standby mode.
Press the “Mode” key to change between the different indicator types: “DVD”,
“VCD” or “MP3”. The “Mode” key only works in the”Stop” mode.
Press the “Play” key to start increasing the LED timer.
Press the “Stop” key to reset and stop the LED timer.
Press the “Pause” key to halt the LED timer.
Press the “PBC” key to turn on or turn off the “PBC” indicator.
After pressing the “Fast” key, press the “Up” or “Down” key to increase or
decrease the track number.
After pressing the “Bright” key, press the “Up” or “Down” key to increase or
decrease the LED brightness. The illumination level will be shown in the
“track” field.
Application Circuit
Application Area
 White goods panel
 Black goods panel
 Automotive media player panels
 Electronic scales / meter panels
 Instrumentation panels