full pinout of G450, G500, G520, G600 and others
| Pin | Name | Dir | Description |
|---|---|---|---|
| 16 | GND | --- | Ground |
| 15 | TX_Audio |  | ? |
| 14 | AGND | --- | Audio_Ground |
| 13 | HF_ON (L=ON) | | L=H/F ON |
| 12 | AOP_Sense |  | Data Adaptor Select |
| 11 | Serial_Up | | Rx UART up (9600,33.8kbps) |
| 10 | Serial_Down | | Tx UART down |
| 9 | External_Power | | POWER FOR CHARGING |
| 8 | Ground | ||
| 7 | RX_Audio | | |
| 6 | Radio_Mute | | L=MUTE |
| 5 | HF_Sense | | L=H/F MODE |
| 4 | Reserved | L=FLASH WRITE ENABLE | |
| 3 | Ignition | | H=ON |
| 2 | Logic_Power | | H=HANDSET ON |
| 1 | PAON | | Power Amplifier Control Signal |
correct
incorrect