Pin | Signal | Description |
---|---|---|
1,6,10,21 | GND | |
2,3,4,5 | Charge IN | 5V |
7 | USB Client 5V IN | |
8 | USB Client D- | |
9 | USB Client D+ | |
11 | USB Host Power Out | +5V |
12 | RXD | RS232 level - for GPS receiver (for example) |
13 | TXD | RS232 level - for GPS receiver (for example) |
14 | CTS | |
15 | RTS | |
16 | DTR | |
17 | DSR | |
18 | DCD | |
19 | Cradle 3V | |
20 | Audio Out Right | |
22 | Audio Out Left | |
23 | Cradle CHG_ENB | |
24 | Audio Out switch (active low) | should be connected to GND by button to switch Ext/Int audio |
25 | USB Host D- | |
26 | USB Host D+ |