| Pin | Signal | Description |
| 1,2 | + | charger input |
| 3,4 | Vbat | |
| 5,6,7,9,17 | GND | |
| 15 | Rx | connected to pin-3 via 10k resistor in flash cable |
| 16 | Tx | connected to pin-3 via 10k resistor in flash cable |
| 18 | SW ON |
| Pin | Signal | Description |
| 1,2 | + | charger input |
| 3,4 | Vbat | |
| 5,6,7,9,17 | GND | |
| 15 | Rx | connected to pin-3 via 10k resistor in flash cable |
| 16 | Tx | connected to pin-3 via 10k resistor in flash cable |
| 18 | SW ON |