| Pin | Pin Name |
Description |
| 1 | VCC | 5V DC Supply |
| 2 | RXD | |
| 3 | TXD | |
| 4 | N.C. | Not Connected |
| 5 | GND |
RXD & TXD are crossed when connected to PDA. A standard mini USB cable (like many Digital Cameras use) may be used to connect to device, however keep in mind that signals are RS232 and NOT USB

