 14 pin Ericsson cellphone special connector at the mobile phone | | Pin
| Dir
| Description |
|---|
| 1 |  | Voice |
| 2 | | +5V=External Power, 0V=Battery |
| 3 |  | Ext Speak control |
| 4 | - | Analog GND |
| 5 | | Voice |
| 6 | | +5V=POWER ON, 0V=POWER OFF |
| 7 | | Charger control |
| 8 | - | Digital/DC GND |
| 9 | | 0V=normal,+5V=test, +12V=test+flash |
| 10 | | Hook |
| 11 | | Rx (TTL serial in) |
| 12 | | Tx (TTL serial out) |
| 13 | | 0V for aprox 1 sec = POWER ON/OFF |
| 14 | | DC Power supply |
Direction is phone relative world.
Source:www.pinouts.ru
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