 16 pin cellphone special connector at the mobile phone (keypad up) |
| Pin |
USB Signal |
UART signal |
Hands-free signal |
| 1 | GND |
| 2 | USB D+ | RxD | RxD |
| 3 | USB D-/ | TxD | TxD |
| 4 | USB Vbus | n/a | n/a |
| 5 | Power IN |
| 6 | Reserved |
| 7 | Synchronisation clock | RTS | Tx Voice (analog) |
| 8 | | | |
| 9 | n/a | CTS | Rx Voice (analog) |
| 10 | Analog GND |
| 11 | GND |
| 12 | RF cable detect |
| 13 | RF signal |
| 14,15,16 | GND |
| 17 | Charger + |
| 18 | Charger - |
| 19 | Bluetooth ANT |
For sharp 902 pins 1,5,10 should be shorted in cable?
Source:www.pinouts.ru
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