1602 LCD Keypad Shields DF Robots

Excluding Tax
Stock Status: 4 pcs
This is a 16x2 LCD and Keypad shield for Arduino Uno, Diecimila, Duemilanove and Freeduino boards.

  •  Blue Backlight with white words 
  • uses 4 Bit Arduino LCD Library 
  • Left, Right, Up, Down and Select buttons 
  • Screen contrast adjustment 
  • Arduino Reset button 

The board uses different pins to the Arduino example sketches, so to make the display work, use the following sequence of pins when starting the library:

 LiquidCrystal lcd(8,9,4,5,6,7);  

The buttons are connected to only one analog input pin through resistors to give a different voltage for each button, thus saving on input/output pins. 

Reading the buttons is easy and example code is shown below 

Pin Function
Analog 0 Buttons (select, up, right, down and left)
Digital 4 DB4
Digital 5 DB5
Digital 6 DB6
Digital 7 DB7
Digital 8 RS (Data or Signal Display Selection)
Digital 9 Enable
Digital 10

Backlit Control
HIGH = Backlight on

LOW = Backlight off
Use PWM signal to control brightness

pin mapping lcd1602 keypad shields bogor instrument

Paket pembelian:

1 pcs  1602 LCD Keypad Shields DFRobots

1 pcs BONUS dari Bogor Instrument

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