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IBridge is a 4X4 key-pad shield with a 5110 Graphic LCD interface.You can plug it on Arduino boards directly, and you can get the small development platform with keypad input and Graphic LCD display.


PCB size 53.3mm X 68.6mm X 1.6mm
Power supply 5V DC
RoSH Yes

Electrical Characteristics

Specification Min Type Max Unit
Power Voltage 4.5 5 5.5 VDC
Input Voltage VH (Target Voltage = 3.3V) 3 3.3 3.6 V
Input Voltage VH (Target Voltage = 5V) 4.5 5 5.5
Input Voltage VL: -0.3 0 0.5 V
Current Consumption(Except Motor Drive Current) - 20 40 mA



Zone Name Description
1 Switch Set the keypad input level
2 Jumper Fix the voltage level that LCD work with
3 LCD5110 socket Interface for LCD5110
4 Keyboard Zone 16 buttons in scan keyboard

Pins description

Switch description

Jumper description