This page documents the connectors used by third-party data and flash cables for the Nokia 3310 handset. The pin layout is specific to this model and its associated accessories. Only the pins employed by the cable are listed below.
| Pin | Signal |
|---|---|
| 1 | Gnd |
| 2 | FBus Tx |
| 3 | MBus |
| 4 | FBus Rx |
| 5 | Vpp (Flash Progr. Voltage +12V) |
| 6 | Vpp Gnd |
| Pin | Signal |
|---|---|
| 1 | WDDISX - Watchdog disable |
| 2 | FBus Rx |
| 3 | FBus Tx |
| 4 | Vpp Gnd |
| 5 | Gnd - Signal Gnd |
| 6 | MBus - Serial clock from Prommer |
| 7 | Vpp - Flash Programming voltage +12V |
| 8 | Chrgr+ - Charger input |
Display Connector
| Pin | Signal |
|---|---|
| 1 | LCDRSTX - Reset (2,8V) |
| 2 | VOUT - DC/DC voltage converter output (0V) |
| 3 | Gnd (0V) |
| 4 | LCDCSX - Chip select input (2,8V) |
| 5 | LCDCDX - Control/display data flag input (2,8V) |
| 6 | SDA - Serial data input (0V) |
| 7 | SCLK - Serial clock input (0V) |
| 8 | VBB - Suply voltage (2,8V) |
Battery Contacts
| Pin | Signal |
|---|---|
| 1 | Gnd (-) |
| 2 | BTemp (Temperature) |
| 3 | BSI (Battery Type / Capacity) |
| 4 | VBatt (+) |
Notes
Pin numbers refer to the connector on the handset; pins not listed are unused by the cable.
References
- Nokia 3310 Service Manual (NHM-5) — System / DC(charger) Connector X200 — Nokia Corporation.