Description
| Pin No: | Pin Name: | Description |
| 1 | Vss (Ground) | Ground pin connected to system ground |
| 2 | Vdd (+5 Volt) | Powers the LCD with +5V (4.7V – 5.3V) |
| 3 | VE (Contrast V) | Decides the contrast level of display. Grounded to get maximum contrast. |
| 4 | Register Select | Connected to Microcontroller to shift between command/data register |
| 5 | Read/Write | Used to read or write data. Normally grounded to write data to LCD |
| 6 | Enable | Connected to Microcontroller Pin and toggled between 1 and 0 for data acknowledgement |
| 7 | Data Pin 0 |
Data pins 0 to 7 forms a 8-bit data line. They can be connected to Microcontroller to send 8-bit data. These LCD’s can also operate on 4-bit mode in such case Data pin 4,5,6 and 7 will be left free. |
| 8 | Data Pin 1 | |
| 9 | Data Pin 2 | |
| 10 | Data Pin 3 | |
| 11 | Data Pin 4 | |
| 12 | Data Pin 5 | |
| 13 | Data Pin 6 | |
| 14 | Data Pin 7 | |
| 15 | LED Positive | Backlight LED pin positive terminal |
| 16 | LED |
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