i find it!
keyboard
1------15
1 RXD I Receive Data
2 TXD O/P Transmit Data/Power
3 No Connect GPIO to internal battery pack
4 HS2* I Serial Cradle Detect
5 HS1* I HotSync Interrupt
6 GND P Ground
7 USB_D- I/O USB Data Negative
8 USB_D+ I/O USB Data Positive
9 DQ I/O 1-wire communication pin
10 PACK+ P a1 Battery Positive Terminal
11 PACK+ P a1 Battery Positive Terminal
12 GND P Ground
13 GND P Ground
14 VDOCK P Cradle Power (charging)
15 VDOCK P Cradle Power (charging) |