Product Introduction
The LCD KEYPAD SHIELD uses an ARDUINO expansion board with a 2-line 16 character LCD screen for input and output. It has contrast adjustment and backlight, 6 momentary buttons from left to right, SELECT, LEFT, UP, DOWN, RIGHT, and RESETPINS. Unused IO ports are extended for backup, fully utilizing the IO ports.
Occupying digital port: PIN4(DB4),5(DB5),6(DB6),7(DB7),8(RS),9(E), 10 (backlight control), analog key port A0.
Product Parameters
1. Display capacity: 2 * 16 characters
2. Working voltage: DC 4.5-5.5V
Pin allocation
| 引脚 Pin | 描述 Describe |
| 模拟脚 0 Simulated foot 0 | 按钮(选择、上、右、下、左、复位) Buttons (Select, Up, Right, Down, Left, Reset) |
| 数字脚 4 Number Pin 4 | DB4 |
| 数字脚 5 Number Pin 5 | DB5 |
| 数字脚 6 Number Pin 6 | DB6 |
| 数字脚 7 Number Pin 7 | DB7 |
| 数字脚 8 Number Pin 8 | RS(数据或信号显示选择) RS (Data or Signal Display Selection) |
| 数字脚 9 Number Pin 9 | 使能(开始数据的读/写) Enable (start reading/writing data) |
| 数字脚 10 Number Pin 10 | 背光控制 Backlight control |
Product Functions
Product Size
Product Show
Payment&Transportation
Official Certificate&Certificate
Multiple product supply
Company office environment
Warehouse Real Shot
Standard packaging
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