Ibridge V2.0
From ITEAD Wiki
Contents
Introduction
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.
Go shopping IBridgeV2.0(IM150902001)
Specification
PCB size | 68.6mm X 53.3mm X 1.6mm |
Power supply | 5V |
Operation Level | Digital 5/3.3V DC |
Electrical Characteristics
Parameter | Min. | Typical | Max. | Unit |
Power supply | 4.5 | 5 | 5.5 | VDC |
Input voltage VinH(Target voltage=3.3V) | 3 | 3.3 | 3.6 | V |
Input voltage VinH(Target voltage=5V) | 4.5 | 5 | 5.5 | V |
Input voltage VinL | -0.3 | 0 | 0.5 | V |
Current Consumption | - | 20 | 40 | mA |
Hardware
Zone 1: Set the voltage level of arduino board.
Zone 2: Interface for LCD5110
Zone 3: 16 buttons in scan keyboard
Pinmap
Index | Name of Arduino | Function of IBridge | Description |
1 | D0 | ||
2 | D1 | ||
3 | D2 | ROW2 | Scan key-board row line 2 |
4 | D3 | ROW3 | Scan key-board row line 3 |
5 | D4 | Column0 | Scan key-board column line 0 |
6 | D5 | Column1 | Scan key-board column line 1 |
7 | D6 | Column2 | Scan key-board column line 2 |
8 | D7 | Column3 | Scan key-board column line 3 |
9 | D8 | SCK | LCD5110 clock |
10 | D9 | MO | LCD5110 data |
11 | D10 | D/Cn | LCD5110 data/command select |
12 | D11 | RSTn | LCD5110 reset |
13 | D12 | CSn | LCD5110 chip select |
14 | D13 | ||
15 | A0 | ||
16 | A1 | ||
17 | A2 | ||
18 | A3 | ||
19 | A4 | Row1 | Scan key-board row line 1 |
20 | A5 | Row0 | Scan key-board row line 0 |