IBridge Lite, 4x4 Keypad

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. Hardware Pin Pad Name Type Description P3 Row2 I Scan key-board row line 2 P4 Row3 I Scan key-board row line 3 P5 Column0 O Scan key-board column line 0 P6 Column1 O Scan key-board column line 1 P7 Column2 O Scan key-board column line 2 P8 Column3 O Scan key-board column line 3 P9 SCK O LCD5110 clock P10 MO O LCD5110 data P11 D/Cn O LCD5110 catalog/command select P12 RSTn O LCD5110 reset P13 CSn O LCD5110 chip select P17 Row0 I Scan key-board row line 0 P18 Row1 I Scan key-board row line 1 P24 GND G P25 GND G P26 VCC P