| Pin | Function |
|---|---|
| 1 | Ground |
| 2 | Positive 5 volt |
| 3 | VEE (Connect to +5 and GND through 10k Pot for display contrast) |
| 4 | RS (Low for command - high for characters) |
| 5 | RW (Low for write - high for read) |
| 6 | E (Toggle to load data and command) |
| 7-14 | Data pins |
| 15 | Backlight + |
| 16 | Backlight Ground |