User's Manual

Document : WCAMODHEL.sxw
TABLE OF CONTENTS
1. INTRODUCTION..........................................................................................................................................5
2. RS232 SERIAL PROTOCOL PRESENTATION............................................................................................6
2.1- Exchanges principle...........................................................................................................................6
2.1.1 - Low level acknowledge................................................................................................................6
2.1.2 - Request/ Response principle.......................................................................................................7
2.2- Exchanged frames format.................................................................................................................8
2.2.1 - Wake Up and synchronization mechanism..................................................................................8
2.2.2 - Frame description........................................................................................................................8
2.3- Commands description....................................................................................................................10
2.3.1 - Control type commands.............................................................................................................10
2.3.2 - Applicative type commands.......................................................................................................10
2.3.3 - Service type commands.............................................................................................................12
3. SETTING THE INTERNAL PARAMETERS OF THE WAVECARD............................................................13
3.1- Configuration of the functional parameters...................................................................................13
3.1.1 - Format of the internal parameters access.................................................................................14
3.1.2 - Wake Up and synchronization mechanism................................................................................17
a) Principle when transmitting, or receiving a frame.........................................................................................17
b) Example describing a point-to-point exchange of the type Request / Response.........................................19
3.2- Configuration of the control parameters........................................................................................20
3.2.1 - selection of the radio operating channel when FHSS is deselected...........................................20
a) reading commands format of the channel used............................................................................................20
b) Writing commands format of the channel to use...........................................................................................21
3.2.2 - Selection of the RF medium physical mode..............................................................................22
a) reading commands format of the physical layer mode..................................................................................22
b) selection commands format of the physical layer mode to use....................................................................23
c) Automatic selection of Radio physical mode to use......................................................................................23
3.2.3 - Selection of the radio board emission power.............................................................................24
a) selection commands format of the emission power......................................................................................24
b) reading commands format of the emission power........................................................................................25
3.2.4 - Activation of the Wavenis RF Asic RSSI threshold autocorrection.............................................26
a) Modification commands format of the RSSI threshold autocorrection state ................................................26
b) Reading commands format of the RSSI threshold autocorrection state ......................................................27
3.2.5 - Selection de la vitesse de transmission série.............................................................................28
a) Selection commands format of the baudrate................................................................................................28
3.2.6 - Reading the firmware version of the WaveCard.........................................................................29
a) Commands format.........................................................................................................................................29
3.2.7 - Reading the RSSI level (Received Signal Strengh Indicator)...................................................30
a) Commands....................................................................................................................................................30
b) Format of the commands...............................................................................................................................31
3.2.8 - TEST Mode................................................................................................................................32
a) Command......................................................................................................................................................32
b) Format of the command................................................................................................................................32
4. SERVICE COMMANDS..............................................................................................................................33
4.1- Description of the commands, and their formats..........................................................................33
WCAMODHEL Handbook page 3 of 74