Full pinout. Suitable for nokia easy flash phone cable
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| 4 pin Nokia external cell phone proprietary connector at the mobile phone |
| Pin | Signal | Description |
| A | Gnd | GND |
| 1 | SCK/MBus | MBUS |
| 2 | Tx | FBus RX |
| 3 | Rx | FBus TX |
| 4 | BSI | BSI |
| B | VCC | Charge Input / Positive |
|
| 4 pin Nokia external cell phone proprietary connector at the mobile phone |
| Pin | Signal | Description |
| A | Gnd | GND |
| 1 | SCK/MBus | MBUS |
| 2 | Tx | FBus RX |
| 3 | Rx | FBus TX |
| 4 | BSI | BSI |
| B | VCC | Charge Input / Positive |