User's Manual

BlueMod+S/AI
Hardware Reference
www.stollmann.de Page 3 of 52
Table of contents
1 Introduction .............................................................................................................................. 8
1.1 Feature Summary ............................................................................................................. 8
1.2 Applications ...................................................................................................................... 9
Support for any additional profile is possible on request........................................................... 9
1.2.1 General Cable Replacement ...................................................................................... 9
1.2.2 Industry ...................................................................................................................... 9
1.2.3 POS/Advertising ........................................................................................................ 9
1.2.4 Healthcare and Medical ............................................................................................. 9
1.2.5 Sports and Fitness ..................................................................................................... 9
1.2.6 Entertainment ............................................................................................................ 9
2 Block Diagram ....................................................................................................................... 10
3 Application Interface .............................................................................................................. 11
3.1 Power Supply ................................................................................................................. 11
3.2 Power-up Slew-Rate ....................................................................................................... 11
3.3 Reset .............................................................................................................................. 12
3.4 Serial Interface................................................................................................................ 14
3.4.1 3-Wire Serial Interface ............................................................................................. 15
3.4.2 Baudrate Deviation .................................................................................................. 16
3.5 GPIO Interface ................................................................................................................ 17
3.6 I
2
C Interface .................................................................................................................... 17
3.7 SPI Serial Peripheral Interface ........................................................................................ 18
3.8 Bluetooth Radio Interface ............................................................................................... 18
3.9 Slow Clock Interface ....................................................................................................... 19
3.9.1 SLCK Specification (External Supplied Signal) ........................................................ 19
3.9.2 32,768 kHz Crystal Oscillator Specification (32k XOSC) .......................................... 19
3.9.3 Connection of an External 32,768 kHz Crystal ......................................................... 20
3.10 Test Mode Enable ........................................................................................................... 20
3.11 Operating in a Power-Switched Environment .................................................................. 21
3.12 Serial Wire Interface ....................................................................................................... 21
4 Module Pins ........................................................................................................................... 22
4.1 Pin Numbering ................................................................................................................ 22