User's Manual

Stollmann
E + V GmbH
BlueMod+B20
Hardware reference
Author: bg Date of Saving: 28.03.07 Ref: BlueMod+B20_HWreference_V101.doc Revision: 1.00 Page 3 of 3
Table of contents
1 Introduction........................................................................................................6
1.1 Feature Summary.........................................................................................6
1.2 Applications ..................................................................................................6
1.2.1 Cable Replacement Serial Point-to-point...............................................6
1.2.2 Cable Replacement Multipoint ..............................................................7
1.2.3 Terminal Server ....................................................................................7
1.2.4 PC Client...............................................................................................8
2 Block Diagram ...................................................................................................9
3 Application Interface ........................................................................................10
3.1 Power Supply..............................................................................................10
3.2 Reset ..........................................................................................................11
3.3 Serial Interface............................................................................................12
3.4 PIO Interface...............................................................................................12
3.5 I
2
C Interface................................................................................................13
3.6 Bluetooth radio Interface.............................................................................13
3.7 PCM Interface.............................................................................................14
3.8 USB Interface .............................................................................................14
3.8.1 D+, D- .................................................................................................14
3.8.2 USB Pull-Up Resistor..........................................................................14
3.8.3 USB Self-Powered Mode ....................................................................15
3.8.4 USB Bus-Powered Mode ....................................................................15
3.9 Serial Peripheral Interface...........................................................................16
3.9.1 SPI Interface Cable.............................................................................16
4 Pin Description.................................................................................................17
4.1 Pin Numbering............................................................................................17
4.2 Pin Description............................................................................................18
4.2.1 General Pin Description ......................................................................18
4.2.2 Application Specific Pin Description ....................................................19