User's Manual

2
Contents:
1. Device Features Overview ............................................................................6
2. General Description......................................................................................7
2.1 Physical Outlook..........................................................................................7
2.2 Block Diagram and Descriptions.....................................................................8
2.2.1 BlueCore04 ...........................................................................................8
2.2.2 Crystal .................................................................................................9
2.2.3 Flash....................................................................................................9
2.2.4 Balun ...................................................................................................9
2.2.5 Power amplifier......................................................................................9
2.2.6 Switch..................................................................................................9
2.2.7 Matching...............................................................................................9
2.2.8 U.FL.....................................................................................................9
2.2.9 USB .....................................................................................................9
2.2.10 Synchronous Serial Interface ................................................................9
2.2.11 UART.................................................................................................9
2.2.12 Audio PCM Interface ............................................................................9
2.2.13 Programmable I/O...............................................................................9
2.2.14 Reset............................................................................................... 10
2.2.15 802.11 Coexistence Interface..............................................................10
2.3 Applications .............................................................................................. 10
2.4 Product names and codes ...........................................................................11
3. Physical Layer Specifications......................................................................12
4. General Specifications ................................................................................13
5. Electrical Charasteristics ............................................................................15
6. Foot print ...................................................................................................18
7. Physical Interfaces.....................................................................................20
7.1 UART Interface.......................................................................................... 20
7.2 USB Interface ........................................................................................... 21